MultiRL/annotation_dataset · Datasets at Hugging Face

task_name string	initial_board string	solution string	puzzle_id string	title string	rules string	initial_observation string	rows int64	cols int64	visual_elements string	description string
4x4_sudoku_400	....3..11.344.1.	2143342112344312	Basic 4x4 Sudoku 400	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . . 3 . . 1 1 . 3 4 4 . 1 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_401	.2..34....4....1	1234341221434321	Basic 4x4 Sudoku 401	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 2 . . 3 4 . . . . 4 . . . . 1	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_402	.1.43..2....1243	2134341243211243	Basic 4x4 Sudoku 402	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 1 . 4 3 . . 2 . . . . 1 2 4 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_403	..4141.31.34....	2341412312343412	Basic 4x4 Sudoku 403	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . 4 1 4 1 . 3 1 . 3 4 . . . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_404	4.3.3..2...4.42.	4231314223141423	Basic 4x4 Sudoku 404	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	4 . 3 . 3 . . 2 . . . 4 . 4 2 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_405	3..114....32...4	3241142341322314	Basic 4x4 Sudoku 405	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	3 . . 1 1 4 . . . . 3 2 . . . 4	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_406	.231.1...32..4..	4231314213242413	Basic 4x4 Sudoku 406	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 2 3 1 . 1 . . . 3 2 . . 4 . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_407	1...3.12.34..1.3	1234341223414123	Basic 4x4 Sudoku 407	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	1 . . . 3 . 1 2 . 3 4 . . 1 . 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_408	.431312.4....2..	2431312443121243	Basic 4x4 Sudoku 408	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 4 3 1 3 1 2 . 4 . . . . 2 . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_409	.413314.12......	2413314212344321	Basic 4x4 Sudoku 409	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 4 1 3 3 1 4 . 1 2 . . . . . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_410	.234.....143.32.	1234341221434321	Basic 4x4 Sudoku 410	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 2 3 4 . . . . . 1 4 3 . 3 2 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_411	3.1.1....3.....2	3214142323414132	Basic 4x4 Sudoku 411	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	3 . 1 . 1 . . . . 3 . . . . . 2	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_412	.2..1.24...2.4.3	4231132431422413	Basic 4x4 Sudoku 412	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 2 . . 1 . 2 4 . . . 2 . 4 . 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_413	23..4.2....43.12	2341412312343412	Basic 4x4 Sudoku 413	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	2 3 . . 4 . 2 . . . . 4 3 . 1 2	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_414	...212...1...43.	4312124331242431	Basic 4x4 Sudoku 414	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . 2 1 2 . . . 1 . . . 4 3 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_415	.4.1..4.42...3.4	2431314242131324	Basic 4x4 Sudoku 415	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 4 . 1 . . 4 . 4 2 . . . 3 . 4	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_416	.3..4..33...1.34	2341412334121234	Basic 4x4 Sudoku 416	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 3 . . 4 . . 3 3 . . . 1 . 3 4	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_417	...22.3.34...243	4312213434211243	Basic 4x4 Sudoku 417	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . 2 2 . 3 . 3 4 . . . 2 4 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_418	.3.4..1.....2...	1324421331422431	Basic 4x4 Sudoku 418	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 3 . 4 . . 1 . . . . . 2 . . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_419	.1323....3.1...3	4132321423411423	Basic 4x4 Sudoku 419	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 1 3 2 3 . . . . 3 . 1 . . . 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_420	23.1..3..2.3.1.4	2341143242133124	Basic 4x4 Sudoku 420	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	2 3 . 1 . . 3 . . 2 . 3 . 1 . 4	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_421	124..3...4.2....	1243432134122134	Basic 4x4 Sudoku 421	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	1 2 4 . . 3 . . . 4 . 2 . . . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_422	...4.432.143...1	3214143221434321	Basic 4x4 Sudoku 422	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . 4 . 4 3 2 . 1 4 3 . . . 1	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_423	.....14...2.4.1.	2431314213244213	Basic 4x4 Sudoku 423	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . . . 1 4 . . . 2 . 4 . 1 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_424	..1...4.1.2.2.3.	4213314213242431	Basic 4x4 Sudoku 424	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . 1 . . . 4 . 1 . 2 . 2 . 3 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_425	.3..1.43..2424..	4312124331242431	Basic 4x4 Sudoku 425	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 3 . . 1 . 4 3 . . 2 4 2 4 . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_426	...2.24.3....1..	4312124334212134	Basic 4x4 Sudoku 426	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . 2 . 2 4 . 3 . . . . 1 . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_427	12...42..3..2.4.	1234342143122143	Basic 4x4 Sudoku 427	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	1 2 . . . 4 2 . . 3 . . 2 . 4 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_428	2.....124...1.4.	2134341243211243	Basic 4x4 Sudoku 428	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	2 . . . . . 1 2 4 . . . 1 . 4 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_429	...2..3.3...42..	1342243131244213	Basic 4x4 Sudoku 429	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . 2 . . 3 . 3 . . . 4 2 . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_430	1.2.4.....3.....	1324421324313142	Basic 4x4 Sudoku 430	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	1 . 2 . 4 . . . . . 3 . . . . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_431	3.4........1.23.	3142241343211234	Basic 4x4 Sudoku 431	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	3 . 4 . . . . . . . . 1 . 2 3 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_432	2.43..2....4.43.	2143432132141432	Basic 4x4 Sudoku 432	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	2 . 4 3 . . 2 . . . . 4 . 4 3 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_433	.4...1.2...4..1.	2431314213244213	Basic 4x4 Sudoku 433	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 4 . . . 1 . 2 . . . 4 . . 1 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_434	4....12...422.31	4213312413422431	Basic 4x4 Sudoku 434	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	4 . . . . 1 2 . . . 4 2 2 . 3 1	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_435	1.3...2....3.4..	1234432121433412	Basic 4x4 Sudoku 435	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	1 . 3 . . . 2 . . . . 3 . 4 . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_436	.4.....32.....1.	3421124321344312	Basic 4x4 Sudoku 436	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 4 . . . . . 3 2 . . . . . 1 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_437	..3.3.4..12.2.14	1432324141232314	Basic 4x4 Sudoku 437	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . 3 . 3 . 4 . . 1 2 . 2 . 1 4	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_438	1.....134.3..142	1324241342313142	Basic 4x4 Sudoku 438	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	1 . . . . . 1 3 4 . 3 . . 1 4 2	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_439	.132.2.113...4..	4132324113242413	Basic 4x4 Sudoku 439	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 1 3 2 . 2 . 1 1 3 . . . 4 . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_440	.2....12.43....4	1243431224313124	Basic 4x4 Sudoku 440	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 2 . . . . 1 2 . 4 3 . . . . 4	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_441	2431314....4....	2431314213244213	Basic 4x4 Sudoku 441	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	2 4 3 1 3 1 4 . . . . 4 . . . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_442	...441..2.4..423	3214413223411423	Basic 4x4 Sudoku 442	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . 4 4 1 . . 2 . 4 . . 4 2 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_443	......213....1.3	1234432134122143	Basic 4x4 Sudoku 443	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . . . . 2 1 3 . . . . 1 . 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_444	3..1...2..14.423	3241413223141423	Basic 4x4 Sudoku 444	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	3 . . 1 . . . 2 . . 1 4 . 4 2 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_445	1.3.3.....1..123	1432324123144123	Basic 4x4 Sudoku 445	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	1 . 3 . 3 . . . . . 1 . . 1 2 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_446	....31.4....1..3	2431312443121243	Basic 4x4 Sudoku 446	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . . 3 1 . 4 . . . . 1 . . 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_447	...4.1....3..2..	2314412314323241	Basic 4x4 Sudoku 447	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . 4 . 1 . . . . 3 . . 2 . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_448	...42...4......3	3124243143121243	Basic 4x4 Sudoku 448	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . 4 2 . . . 4 . . . . . . 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_449	4.2......143.4..	4321123421433412	Basic 4x4 Sudoku 449	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	4 . 2 . . . . . . 1 4 3 . 4 . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_450	1..2..4.....32..	1432234141233214	Basic 4x4 Sudoku 450	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	1 . . 2 . . 4 . . . . . 3 2 . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_451	1.3.4.2.3..2.4.3	1234432131422413	Basic 4x4 Sudoku 451	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	1 . 3 . 4 . 2 . 3 . . 2 . 4 . 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_452	.1....2....34...	2134342112434312	Basic 4x4 Sudoku 452	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 1 . . . . 2 . . . . 3 4 . . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_453	.....4.1..23....	1342243141233214	Basic 4x4 Sudoku 453	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . . . 4 . 1 . . 2 3 . . . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_454	13...2.1.4..31.4	1342423124133124	Basic 4x4 Sudoku 454	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	1 3 . . . 2 . 1 . 4 . . 3 1 . 4	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_455	.14.2.1.....1.2.	3142241342311324	Basic 4x4 Sudoku 455	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 1 4 . 2 . 1 . . . . . 1 . 2 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_456	..3.43.1.1.3.41.	1234432121433412	Basic 4x4 Sudoku 456	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . 3 . 4 3 . 1 . 1 . 3 . 4 1 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_457	..32.....4..3..1	4132231414233241	Basic 4x4 Sudoku 457	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . 3 2 . . . . . 4 . . 3 . . 1	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_458	....4.3.21......	1324423121433412	Basic 4x4 Sudoku 458	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . . 4 . 3 . 2 1 . . . . . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_459	4.3.3..1132...1.	4132324113242413	Basic 4x4 Sudoku 459	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	4 . 3 . 3 . . 1 1 3 2 . . . 1 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_460	321.....13......	3214412313422431	Basic 4x4 Sudoku 460	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	3 2 1 . . . . . 1 3 . . . . . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_461	...343..3..2.23.	2143432134121234	Basic 4x4 Sudoku 461	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . 3 4 3 . . 3 . . 2 . 2 3 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_462	.1..2..1.....34.	3124243142131342	Basic 4x4 Sudoku 462	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 1 . . 2 . . 1 . . . . . 3 4 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_463	..2....14...1..2	3124243142131342	Basic 4x4 Sudoku 463	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . 2 . . . . 1 4 . . . 1 . . 2	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_464	....423......12.	1342423124133124	Basic 4x4 Sudoku 464	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . . 4 2 3 . . . . . . 1 2 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_465	..4.3.......2.1.	1243342141322314	Basic 4x4 Sudoku 465	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . 4 . 3 . . . . . . . 2 . 1 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_466	.2.4.4.1....4312	1234342121434312	Basic 4x4 Sudoku 466	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 2 . 4 . 4 . 1 . . . . 4 3 1 2	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_467	.....241....4.1.	1423324121344312	Basic 4x4 Sudoku 467	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . . . 2 4 1 . . . . 4 . 1 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_468	3.1..2..4.2.21.3	3412123443212143	Basic 4x4 Sudoku 468	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	3 . 1 . . 2 . . 4 . 2 . 2 1 . 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_469	34....3.4.13..42	3421213442131342	Basic 4x4 Sudoku 469	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	3 4 . . . . 3 . 4 . 1 3 . . 4 2	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_470	43..21...4.1..43	4312213434211243	Basic 4x4 Sudoku 470	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	4 3 . . 2 1 . . . 4 . 1 . . 4 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_471	.431.3...2.....3	2431134232144123	Basic 4x4 Sudoku 471	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 4 3 1 . 3 . . . 2 . . . . . 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_472	23...43..1...214	2341143241233214	Basic 4x4 Sudoku 472	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	2 3 . . . 4 3 . . 1 . . . 2 1 4	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_473	....24...12....3	1342243131244213	Basic 4x4 Sudoku 473	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . . 2 4 . . . 1 2 . . . . 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_474	...3..1..324..3.	2143341213244231	Basic 4x4 Sudoku 474	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . 3 . . 1 . . 3 2 4 . . 3 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_475	31...2.....3..2.	3142423124131324	Basic 4x4 Sudoku 475	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	3 1 . . . 2 . . . . . 3 . . 2 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_476	3..121...213....	3421213442131342	Basic 4x4 Sudoku 476	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	3 . . 1 2 1 . . . 2 1 3 . . . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_477	2.14....1.23....	2314413214233241	Basic 4x4 Sudoku 477	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	2 . 1 4 . . . . 1 . 2 3 . . . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_478	....1..3.134.3.1	3412124321344321	Basic 4x4 Sudoku 478	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . . 1 . . 3 . 1 3 4 . 3 . 1	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_479	4.2.3......2..4.	4123321414322341	Basic 4x4 Sudoku 479	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	4 . 2 . 3 . . . . . . 2 . . 4 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_480	.....3242....4.2	4231132421433412	Basic 4x4 Sudoku 480	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . . . 3 2 4 2 . . . . 4 . 2	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_481	..1.132..4...1..	4213132424313142	Basic 4x4 Sudoku 481	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . 1 . 1 3 2 . . 4 . . . 1 . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_482	.4..1.4....1..3.	3412124343212134	Basic 4x4 Sudoku 482	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 4 . . 1 . 4 . . . . 1 . . 3 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_483	.2....4.2.1.1.24	4231314224131324	Basic 4x4 Sudoku 483	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 2 . . . . 4 . 2 . 1 . 1 . 2 4	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_484	.431132.3.....1.	2431132431424213	Basic 4x4 Sudoku 484	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 4 3 1 1 3 2 . 3 . . . . . 1 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_485	2...142...4.413.	2314142332414132	Basic 4x4 Sudoku 485	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	2 . . . 1 4 2 . . . 4 . 4 1 3 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_486	..1221..3..11.3.	4312214334211234	Basic 4x4 Sudoku 486	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . 1 2 2 1 . . 3 . . 1 1 . 3 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_487	1...2..3...13..4	1342241342313124	Basic 4x4 Sudoku 487	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	1 . . . 2 . . 3 . . . 1 3 . . 4	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_488	......13.34..4.1	3124421313422431	Basic 4x4 Sudoku 488	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . . . . 1 3 . 3 4 . . 4 . 1	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_489	.23...1.....234.	1234341241232341	Basic 4x4 Sudoku 489	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 2 3 . . . 1 . . . . . 2 3 4 .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_490	4..1.2.4.14....3	4321123431422413	Basic 4x4 Sudoku 490	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	4 . . 1 . 2 . 4 . 1 4 . . . . 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_491	.32....3.2.434..	4321214312343412	Basic 4x4 Sudoku 491	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. 3 2 . . . . 3 . 2 . 4 3 4 . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_492	..2.....3...2..4	4321124334122134	Basic 4x4 Sudoku 492	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . 2 . . . . . 3 . . . 2 . . 4	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_493	1.4.34..431..1..	1243342143122134	Basic 4x4 Sudoku 493	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	1 . 4 . 3 4 . . 4 3 1 . . 1 . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_494	41..3..12.131...	4132324124131324	Basic 4x4 Sudoku 494	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	4 1 . . 3 . . 1 2 . 1 3 1 . . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_495	..1....2423..3..	2413314242311324	Basic 4x4 Sudoku 495	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . 1 . . . . 2 4 2 3 . . 3 . .	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_496	2.3....4....1..2	2431312442131342	Basic 4x4 Sudoku 496	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	2 . 3 . . . . 4 . . . . 1 . . 2	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_497	4.....4113.4...3	4132324113242413	Basic 4x4 Sudoku 497	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	4 . . . . . 4 1 1 3 . 4 . . . 3	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_498	....3....4.3.3.1	4132321414232341	Basic 4x4 Sudoku 498	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	. . . . 3 . . . . 4 . 3 . 3 . 1	4	4	None	Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_499	23.1.1....2.....	2341413214233214	Basic 4x4 Sudoku 499	Easy Sudoku	Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.	2 3 . 1 . 1 . . . . 2 . . . . .	4	4	None	Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_400

....3..11.344.1.

2143342112344312

Basic 4x4 Sudoku 400

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . . 3 . . 1 1 . 3 4 4 . 1 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_401

.2..34....4....1

1234341221434321

Basic 4x4 Sudoku 401

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 2 . . 3 4 . . . . 4 . . . . 1

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_402

.1.43..2....1243

2134341243211243

Basic 4x4 Sudoku 402

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 1 . 4 3 . . 2 . . . . 1 2 4 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_403

..4141.31.34....

2341412312343412

Basic 4x4 Sudoku 403

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . 4 1 4 1 . 3 1 . 3 4 . . . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_404

4.3.3..2...4.42.

4231314223141423

Basic 4x4 Sudoku 404

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

4 . 3 . 3 . . 2 . . . 4 . 4 2 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_405

3..114....32...4

3241142341322314

Basic 4x4 Sudoku 405

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

3 . . 1 1 4 . . . . 3 2 . . . 4

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_406

.231.1...32..4..

4231314213242413

Basic 4x4 Sudoku 406

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 2 3 1 . 1 . . . 3 2 . . 4 . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_407

1...3.12.34..1.3

1234341223414123

Basic 4x4 Sudoku 407

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

1 . . . 3 . 1 2 . 3 4 . . 1 . 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_408

.431312.4....2..

2431312443121243

Basic 4x4 Sudoku 408

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 4 3 1 3 1 2 . 4 . . . . 2 . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_409

.413314.12......

2413314212344321

Basic 4x4 Sudoku 409

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 4 1 3 3 1 4 . 1 2 . . . . . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_410

.234.....143.32.

1234341221434321

Basic 4x4 Sudoku 410

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 2 3 4 . . . . . 1 4 3 . 3 2 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_411

3.1.1....3.....2

3214142323414132

Basic 4x4 Sudoku 411

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

3 . 1 . 1 . . . . 3 . . . . . 2

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_412

.2..1.24...2.4.3

4231132431422413

Basic 4x4 Sudoku 412

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 2 . . 1 . 2 4 . . . 2 . 4 . 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_413

23..4.2....43.12

2341412312343412

Basic 4x4 Sudoku 413

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

2 3 . . 4 . 2 . . . . 4 3 . 1 2

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_414

...212...1...43.

4312124331242431

Basic 4x4 Sudoku 414

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . 2 1 2 . . . 1 . . . 4 3 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_415

.4.1..4.42...3.4

2431314242131324

Basic 4x4 Sudoku 415

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 4 . 1 . . 4 . 4 2 . . . 3 . 4

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_416

.3..4..33...1.34

2341412334121234

Basic 4x4 Sudoku 416

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 3 . . 4 . . 3 3 . . . 1 . 3 4

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_417

...22.3.34...243

4312213434211243

Basic 4x4 Sudoku 417

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . 2 2 . 3 . 3 4 . . . 2 4 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_418

.3.4..1.....2...

1324421331422431

Basic 4x4 Sudoku 418

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 3 . 4 . . 1 . . . . . 2 . . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_419

.1323....3.1...3

4132321423411423

Basic 4x4 Sudoku 419

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 1 3 2 3 . . . . 3 . 1 . . . 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_420

23.1..3..2.3.1.4

2341143242133124

Basic 4x4 Sudoku 420

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

2 3 . 1 . . 3 . . 2 . 3 . 1 . 4

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_421

124..3...4.2....

1243432134122134

Basic 4x4 Sudoku 421

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

1 2 4 . . 3 . . . 4 . 2 . . . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_422

...4.432.143...1

3214143221434321

Basic 4x4 Sudoku 422

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . 4 . 4 3 2 . 1 4 3 . . . 1

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_423

.....14...2.4.1.

2431314213244213

Basic 4x4 Sudoku 423

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . . . 1 4 . . . 2 . 4 . 1 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_424

..1...4.1.2.2.3.

4213314213242431

Basic 4x4 Sudoku 424

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . 1 . . . 4 . 1 . 2 . 2 . 3 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_425

.3..1.43..2424..

4312124331242431

Basic 4x4 Sudoku 425

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 3 . . 1 . 4 3 . . 2 4 2 4 . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_426

...2.24.3....1..

4312124334212134

Basic 4x4 Sudoku 426

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . 2 . 2 4 . 3 . . . . 1 . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_427

12...42..3..2.4.

1234342143122143

Basic 4x4 Sudoku 427

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

1 2 . . . 4 2 . . 3 . . 2 . 4 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_428

2.....124...1.4.

2134341243211243

Basic 4x4 Sudoku 428

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

2 . . . . . 1 2 4 . . . 1 . 4 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_429

...2..3.3...42..

1342243131244213

Basic 4x4 Sudoku 429

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . 2 . . 3 . 3 . . . 4 2 . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_430

1.2.4.....3.....

1324421324313142

Basic 4x4 Sudoku 430

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

1 . 2 . 4 . . . . . 3 . . . . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_431

3.4........1.23.

3142241343211234

Basic 4x4 Sudoku 431

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

3 . 4 . . . . . . . . 1 . 2 3 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_432

2.43..2....4.43.

2143432132141432

Basic 4x4 Sudoku 432

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

2 . 4 3 . . 2 . . . . 4 . 4 3 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_433

.4...1.2...4..1.

2431314213244213

Basic 4x4 Sudoku 433

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 4 . . . 1 . 2 . . . 4 . . 1 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_434

4....12...422.31

4213312413422431

Basic 4x4 Sudoku 434

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

4 . . . . 1 2 . . . 4 2 2 . 3 1

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_435

1.3...2....3.4..

1234432121433412

Basic 4x4 Sudoku 435

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

1 . 3 . . . 2 . . . . 3 . 4 . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_436

.4.....32.....1.

3421124321344312

Basic 4x4 Sudoku 436

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 4 . . . . . 3 2 . . . . . 1 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_437

..3.3.4..12.2.14

1432324141232314

Basic 4x4 Sudoku 437

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . 3 . 3 . 4 . . 1 2 . 2 . 1 4

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_438

1.....134.3..142

1324241342313142

Basic 4x4 Sudoku 438

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

1 . . . . . 1 3 4 . 3 . . 1 4 2

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_439

.132.2.113...4..

4132324113242413

Basic 4x4 Sudoku 439

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 1 3 2 . 2 . 1 1 3 . . . 4 . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_440

.2....12.43....4

1243431224313124

Basic 4x4 Sudoku 440

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 2 . . . . 1 2 . 4 3 . . . . 4

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_441

2431314....4....

2431314213244213

Basic 4x4 Sudoku 441

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

2 4 3 1 3 1 4 . . . . 4 . . . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_442

...441..2.4..423

3214413223411423

Basic 4x4 Sudoku 442

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . 4 4 1 . . 2 . 4 . . 4 2 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_443

......213....1.3

1234432134122143

Basic 4x4 Sudoku 443

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . . . . 2 1 3 . . . . 1 . 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_444

3..1...2..14.423

3241413223141423

Basic 4x4 Sudoku 444

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

3 . . 1 . . . 2 . . 1 4 . 4 2 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_445

1.3.3.....1..123

1432324123144123

Basic 4x4 Sudoku 445

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

1 . 3 . 3 . . . . . 1 . . 1 2 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_446

....31.4....1..3

2431312443121243

Basic 4x4 Sudoku 446

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . . 3 1 . 4 . . . . 1 . . 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_447

...4.1....3..2..

2314412314323241

Basic 4x4 Sudoku 447

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . 4 . 1 . . . . 3 . . 2 . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_448

...42...4......3

3124243143121243

Basic 4x4 Sudoku 448

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . 4 2 . . . 4 . . . . . . 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_449

4.2......143.4..

4321123421433412

Basic 4x4 Sudoku 449

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

4 . 2 . . . . . . 1 4 3 . 4 . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_450

1..2..4.....32..

1432234141233214

Basic 4x4 Sudoku 450

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

1 . . 2 . . 4 . . . . . 3 2 . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_451

1.3.4.2.3..2.4.3

1234432131422413

Basic 4x4 Sudoku 451

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

1 . 3 . 4 . 2 . 3 . . 2 . 4 . 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_452

.1....2....34...

2134342112434312

Basic 4x4 Sudoku 452

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 1 . . . . 2 . . . . 3 4 . . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_453

.....4.1..23....

1342243141233214

Basic 4x4 Sudoku 453

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . . . 4 . 1 . . 2 3 . . . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_454

13...2.1.4..31.4

1342423124133124

Basic 4x4 Sudoku 454

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

1 3 . . . 2 . 1 . 4 . . 3 1 . 4

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_455

.14.2.1.....1.2.

3142241342311324

Basic 4x4 Sudoku 455

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 1 4 . 2 . 1 . . . . . 1 . 2 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_456

..3.43.1.1.3.41.

1234432121433412

Basic 4x4 Sudoku 456

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . 3 . 4 3 . 1 . 1 . 3 . 4 1 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_457

..32.....4..3..1

4132231414233241

Basic 4x4 Sudoku 457

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . 3 2 . . . . . 4 . . 3 . . 1

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_458

....4.3.21......

1324423121433412

Basic 4x4 Sudoku 458

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . . 4 . 3 . 2 1 . . . . . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_459

4.3.3..1132...1.

4132324113242413

Basic 4x4 Sudoku 459

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

4 . 3 . 3 . . 1 1 3 2 . . . 1 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_460

321.....13......

3214412313422431

Basic 4x4 Sudoku 460

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

3 2 1 . . . . . 1 3 . . . . . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_461

...343..3..2.23.

2143432134121234

Basic 4x4 Sudoku 461

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . 3 4 3 . . 3 . . 2 . 2 3 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_462

.1..2..1.....34.

3124243142131342

Basic 4x4 Sudoku 462

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 1 . . 2 . . 1 . . . . . 3 4 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_463

..2....14...1..2

3124243142131342

Basic 4x4 Sudoku 463

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . 2 . . . . 1 4 . . . 1 . . 2

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_464

....423......12.

1342423124133124

Basic 4x4 Sudoku 464

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . . 4 2 3 . . . . . . 1 2 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_465

..4.3.......2.1.

1243342141322314

Basic 4x4 Sudoku 465

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . 4 . 3 . . . . . . . 2 . 1 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_466

.2.4.4.1....4312

1234342121434312

Basic 4x4 Sudoku 466

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 2 . 4 . 4 . 1 . . . . 4 3 1 2

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_467

.....241....4.1.

1423324121344312

Basic 4x4 Sudoku 467

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . . . 2 4 1 . . . . 4 . 1 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_468

3.1..2..4.2.21.3

3412123443212143

Basic 4x4 Sudoku 468

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

3 . 1 . . 2 . . 4 . 2 . 2 1 . 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_469

34....3.4.13..42

3421213442131342

Basic 4x4 Sudoku 469

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

3 4 . . . . 3 . 4 . 1 3 . . 4 2

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_470

43..21...4.1..43

4312213434211243

Basic 4x4 Sudoku 470

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

4 3 . . 2 1 . . . 4 . 1 . . 4 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_471

.431.3...2.....3

2431134232144123

Basic 4x4 Sudoku 471

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 4 3 1 . 3 . . . 2 . . . . . 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_472

23...43..1...214

2341143241233214

Basic 4x4 Sudoku 472

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

2 3 . . . 4 3 . . 1 . . . 2 1 4

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_473

....24...12....3

1342243131244213

Basic 4x4 Sudoku 473

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . . 2 4 . . . 1 2 . . . . 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_474

...3..1..324..3.

2143341213244231

Basic 4x4 Sudoku 474

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . 3 . . 1 . . 3 2 4 . . 3 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_475

31...2.....3..2.

3142423124131324

Basic 4x4 Sudoku 475

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

3 1 . . . 2 . . . . . 3 . . 2 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_476

3..121...213....

3421213442131342

Basic 4x4 Sudoku 476

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

3 . . 1 2 1 . . . 2 1 3 . . . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_477

2.14....1.23....

2314413214233241

Basic 4x4 Sudoku 477

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

2 . 1 4 . . . . 1 . 2 3 . . . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_478

....1..3.134.3.1

3412124321344321

Basic 4x4 Sudoku 478

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . . 1 . . 3 . 1 3 4 . 3 . 1

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_479

4.2.3......2..4.

4123321414322341

Basic 4x4 Sudoku 479

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

4 . 2 . 3 . . . . . . 2 . . 4 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_480

.....3242....4.2

4231132421433412

Basic 4x4 Sudoku 480

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . . . 3 2 4 2 . . . . 4 . 2

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_481

..1.132..4...1..

4213132424313142

Basic 4x4 Sudoku 481

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . 1 . 1 3 2 . . 4 . . . 1 . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_482

.4..1.4....1..3.

3412124343212134

Basic 4x4 Sudoku 482

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 4 . . 1 . 4 . . . . 1 . . 3 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_483

.2....4.2.1.1.24

4231314224131324

Basic 4x4 Sudoku 483

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 2 . . . . 4 . 2 . 1 . 1 . 2 4

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_484

.431132.3.....1.

2431132431424213

Basic 4x4 Sudoku 484

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 4 3 1 1 3 2 . 3 . . . . . 1 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_485

2...142...4.413.

2314142332414132

Basic 4x4 Sudoku 485

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

2 . . . 1 4 2 . . . 4 . 4 1 3 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_486

..1221..3..11.3.

4312214334211234

Basic 4x4 Sudoku 486

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . 1 2 2 1 . . 3 . . 1 1 . 3 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_487

1...2..3...13..4

1342241342313124

Basic 4x4 Sudoku 487

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

1 . . . 2 . . 3 . . . 1 3 . . 4

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_488

......13.34..4.1

3124421313422431

Basic 4x4 Sudoku 488

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . . . . 1 3 . 3 4 . . 4 . 1

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_489

.23...1.....234.

1234341241232341

Basic 4x4 Sudoku 489

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 2 3 . . . 1 . . . . . 2 3 4 .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_490

4..1.2.4.14....3

4321123431422413

Basic 4x4 Sudoku 490

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

4 . . 1 . 2 . 4 . 1 4 . . . . 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_491

.32....3.2.434..

4321214312343412

Basic 4x4 Sudoku 491

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. 3 2 . . . . 3 . 2 . 4 3 4 . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_492

..2.....3...2..4

4321124334122134

Basic 4x4 Sudoku 492

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . 2 . . . . . 3 . . . 2 . . 4

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_493

1.4.34..431..1..

1243342143122134

Basic 4x4 Sudoku 493

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

1 . 4 . 3 4 . . 4 3 1 . . 1 . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_494

41..3..12.131...

4132324124131324

Basic 4x4 Sudoku 494

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

4 1 . . 3 . . 1 2 . 1 3 1 . . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_495

..1....2423..3..

2413314242311324

Basic 4x4 Sudoku 495

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . 1 . . . . 2 4 2 3 . . 3 . .

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_496

2.3....4....1..2

2431312442131342

Basic 4x4 Sudoku 496

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

2 . 3 . . . . 4 . . . . 1 . . 2

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_497

4.....4113.4...3

4132324113242413

Basic 4x4 Sudoku 497

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

4 . . . . . 4 1 1 3 . 4 . . . 3

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_498

....3....4.3.3.1

4132321414232341

Basic 4x4 Sudoku 498

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

. . . . 3 . . . . 4 . 3 . 3 . 1

4

None

Complete the sudoku board based on the rules and visual elements.

4x4_sudoku_499

23.1.1....2.....

2341413214233214

Basic 4x4 Sudoku 499

Easy Sudoku

Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid.

2 3 . 1 . 1 . . . . 2 . . . . .

4

None

Complete the sudoku board based on the rules and visual elements.