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_300
.4.1.2.....4.3..
3421124321344312
Basic 4x4 Sudoku 300
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 . 3 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_301
.132.24...1.1..4
4132324124131324
Basic 4x4 Sudoku 301
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 4 . . . 1 . 1 . . 4
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_302
.1.3.34.3.....34
4123234134121234
Basic 4x4 Sudoku 302
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 . 3 . . . . . 3 4
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_303
...12.....4..2..
3421213413424213
Basic 4x4 Sudoku 303
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 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_304
..31.32.42......
2431132442133142
Basic 4x4 Sudoku 304
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 2 . . . . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_305
....4....4.2.3.4
3241412314322314
Basic 4x4 Sudoku 305
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 . 2 . 3 . 4
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_306
..23....43......
1423324143122134
Basic 4x4 Sudoku 306
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 . . . . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_307
3.....4.4..21...
3421214343121234
Basic 4x4 Sudoku 307
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 . 4 . . 2 1 . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_308
21.4.4...24...1.
2134342112434312
Basic 4x4 Sudoku 308
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 . 4 . . . 2 4 . . . 1 .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_309
...1..342.4..4..
4321123421433412
Basic 4x4 Sudoku 309
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 . 4 . . 4 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_310
4.3......12...13
4231134231242413
Basic 4x4 Sudoku 310
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 2 . . . 1 3
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_311
...22...43..12.3
3412213443211243
Basic 4x4 Sudoku 311
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 2 . 3
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_312
24......4..33.14
2431134241233214
Basic 4x4 Sudoku 312
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 . . 3 3 . 1 4
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_313
.12....4.3.224..
4123321413422431
Basic 4x4 Sudoku 313
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 2 4 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_314
321.4......2..3.
3214412313422431
Basic 4x4 Sudoku 314
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 . 4 . . . . . . 2 . . 3 .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_315
1..3..4.....23..
1423324141322314
Basic 4x4 Sudoku 315
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 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_316
...14.3.3.14.42.
2341413232141423
Basic 4x4 Sudoku 316
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 . 3 . 1 4 . 4 2 .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_317
..3....11..34...
2134342112434312
Basic 4x4 Sudoku 317
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
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_318
...3.4.21....3..
2143341212344321
Basic 4x4 Sudoku 318
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 . 2 1 . . . . 3 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_319
.21.1..3.34....2
3214142323414132
Basic 4x4 Sudoku 319
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 . 1 . . 3 . 3 4 . . . . 2
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_320
..4..3......24..
1243431231242431
Basic 4x4 Sudoku 320
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 4 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_321
....24.1..2.3.14
1342243141233214
Basic 4x4 Sudoku 321
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 . 1 4
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_322
2.4...121...4.21
2143341212344321
Basic 4x4 Sudoku 322
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 1 . . . 4 . 2 1
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_323
..31.......32...
4231314214232314
Basic 4x4 Sudoku 323
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
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_324
2...13.....23..1
2413132441323241
Basic 4x4 Sudoku 324
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 . . . . . 2 3 . . 1
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_325
3......1.3....2.
3142423123141423
Basic 4x4 Sudoku 325
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
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_326
....2134..42..13
3421213413424213
Basic 4x4 Sudoku 326
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 4 . . 4 2 . . 1 3
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_327
3....4.2.12..31.
3241143241232314
Basic 4x4 Sudoku 327
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 . 2 . 1 2 . . 3 1 .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_328
4.1.1..4.1..3.2.
4312123421433421
Basic 4x4 Sudoku 328
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 . 1 . . 4 . 1 . . 3 . 2 .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_329
3..21..32.......
3412124321344321
Basic 4x4 Sudoku 329
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 . . 3 2 . . . . . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_330
.431.342.2.3....
2431134242133124
Basic 4x4 Sudoku 330
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 4 2 . 2 . 3 . . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_331
...3..1424...34.
4123321424311342
Basic 4x4 Sudoku 331
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 2 4 . . . 3 4 .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_332
.......14..32...
1432324141232314
Basic 4x4 Sudoku 332
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 . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_333
2....1....1..4.2
2341412332141432
Basic 4x4 Sudoku 333
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 . . . . 1 . . 4 . 2
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_334
...2..3.24..1...
3142423124131324
Basic 4x4 Sudoku 334
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 . . 1 . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_335
....2.3..1.2.2..
1324243131424213
Basic 4x4 Sudoku 335
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 . 2 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_336
1.4.4.2......4.2
1243432121343412
Basic 4x4 Sudoku 336
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 . 4 . 2 . . . . . . 4 . 2
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_337
1....4..2..3...1
1234341221434321
Basic 4x4 Sudoku 337
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 . . 3 . . . 1
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_338
3.4..2....24.413
3142423113242413
Basic 4x4 Sudoku 338
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 . . 2 . . . . 2 4 . 4 1 3
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_339
....32...1....2.
1432321421434321
Basic 4x4 Sudoku 339
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 . . . . 2 .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_340
...4....4.2332..
2314143241233241
Basic 4x4 Sudoku 340
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 . 2 3 3 2 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_341
.1...43.13.2..1.
3124243113424213
Basic 4x4 Sudoku 341
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 . 1 3 . 2 . . 1 .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_342
..41..2.2....3..
3241142321344312
Basic 4x4 Sudoku 342
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 . 2 . . . . 3 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_343
1..2..4.31......
1432234131244213
Basic 4x4 Sudoku 343
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 1 . . . . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_344
34...243......21
3412124321344321
Basic 4x4 Sudoku 344
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 . . . 2 4 3 . . . . . . 2 1
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_345
.3..1........23.
2314142331424231
Basic 4x4 Sudoku 345
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 .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_346
..4..3.22..43...
1243431221343421
Basic 4x4 Sudoku 346
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 2 . . 4 3 . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_347
1....2414123....
1432324141232314
Basic 4x4 Sudoku 347
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 1 4 1 2 3 . . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_348
4..2...1142.32..
4132234114233214
Basic 4x4 Sudoku 348
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 1 4 2 . 3 2 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_349
.1...2.3......42
3124421324311342
Basic 4x4 Sudoku 349
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 2
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_350
4.3.13.2....3...
4231134224133124
Basic 4x4 Sudoku 350
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_351
....4..2.1.4243.
1243431231242431
Basic 4x4 Sudoku 351
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 2 4 3 .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_352
..3.1..2.413..24
4231134224133124
Basic 4x4 Sudoku 352
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 1 3 . . 2 4
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_353
..3..14..3..24..
4231314213242413
Basic 4x4 Sudoku 353
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 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_354
214.4......41..2
2143432132141432
Basic 4x4 Sudoku 354
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 . 4 . . . . . . 4 1 . . 2
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_355
3.122......4..2.
3412214312344321
Basic 4x4 Sudoku 355
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 2 . . . . . . 4 . . 2 .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_356
.1..4......4..31
3142421313242431
Basic 4x4 Sudoku 356
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 . . . . . . 4 . . 3 1
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_357
....23....4.4..2
1423231432414132
Basic 4x4 Sudoku 357
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 . . 2
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_358
...4...1.2...4.2
2134432112433412
Basic 4x4 Sudoku 358
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
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_359
....213..21.....
3421213442131342
Basic 4x4 Sudoku 359
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 . . 2 1 . . . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_360
..122....3.....4
3412214343211234
Basic 4x4 Sudoku 360
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 . . . . 3 . . . . . 4
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_361
...34..1...212.4
2143432134121234
Basic 4x4 Sudoku 361
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 1 2 . 4
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_362
.2.41..3......41
3214142341322341
Basic 4x4 Sudoku 362
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 . . 3 . . . . . . 4 1
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_363
..244.3.3.1.21..
1324423134122143
Basic 4x4 Sudoku 363
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 . 3 . 3 . 1 . 2 1 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_364
412..2....3.1...
4123321424311342
Basic 4x4 Sudoku 364
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 . . 2 . . . . 3 . 1 . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_365
...332..41...314
1423324141322314
Basic 4x4 Sudoku 365
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 2 . . 4 1 . . . 3 1 4
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_366
3.21..34.21.1...
3421213442131342
Basic 4x4 Sudoku 366
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 . . 3 4 . 2 1 . 1 . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_367
..12.....4..2..4
4312124334212134
Basic 4x4 Sudoku 367
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 . . 4
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_368
....1423....31..
2314142342313142
Basic 4x4 Sudoku 368
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 3 . . . . 3 1 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_369
.2..14....3.2.41
3214142341322341
Basic 4x4 Sudoku 369
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 . . . . 3 . 2 . 4 1
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_370
....4.3.1.4....1
2314413212433421
Basic 4x4 Sudoku 370
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 . 4 . . . . 1
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_371
2.133......443.1
2413314212344321
Basic 4x4 Sudoku 371
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 3 . . . . . . 4 4 3 . 1
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_372
.14.4.3...13.3.4
3142423124131324
Basic 4x4 Sudoku 372
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 . 4 . 3 . . . 1 3 . 3 . 4
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_373
..3.4...31......
1234432131422413
Basic 4x4 Sudoku 373
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 . . . . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_374
1..2.24...1.....
1432324123144123
Basic 4x4 Sudoku 374
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 4 . . . 1 . . . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_375
.34..12.1.3....4
2341412314323214
Basic 4x4 Sudoku 375
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 . 1 . 3 . . . . 4
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_376
2...1..3...1..3.
2314142332414132
Basic 4x4 Sudoku 376
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_377
......3.2.1.3.2.
1342423124133124
Basic 4x4 Sudoku 377
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 . 3 . 2 .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_378
.1...32.12.43...
2143432112343412
Basic 4x4 Sudoku 378
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 2 . 4 3 . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_379
1.42..3.3.24.4..
1342423131242413
Basic 4x4 Sudoku 379
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 . . 3 . 3 . 2 4 . 4 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_380
2...3.4..2.1....
2413314242311324
Basic 4x4 Sudoku 380
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 . 1 . . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_381
....124...2..4..
4312124331242431
Basic 4x4 Sudoku 381
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 . . 4 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_382
..4.1..3413..3.4
3241142341322314
Basic 4x4 Sudoku 382
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 4 1 3 . . 3 . 4
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_383
.3.4.43..1.24...
1324243131424213
Basic 4x4 Sudoku 383
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 . 4 3 . . 1 . 2 4 . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_384
2......43..1....
2413132432414132
Basic 4x4 Sudoku 384
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 . . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_385
...1.3..3.....4.
4231132434122143
Basic 4x4 Sudoku 385
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
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_386
.213..421.2...3.
4213314213242431
Basic 4x4 Sudoku 386
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 . . 4 2 1 . 2 . . . 3 .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_387
2.1..13.....32..
2314413214233241
Basic 4x4 Sudoku 387
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 . . 1 3 . . . . . 3 2 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_388
32.......132.31.
3241142341322314
Basic 4x4 Sudoku 388
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 3 2 . 3 1 .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_389
.3.2.4.....3.1..
1342243142133124
Basic 4x4 Sudoku 389
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_390
..3.43..3...142.
2134431232411423
Basic 4x4 Sudoku 390
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 2 .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_391
...22..1.4......
4132234114233214
Basic 4x4 Sudoku 391
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 . . 1 . 4 . . . . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_392
..4.3....1..4..1
1243341221344321
Basic 4x4 Sudoku 392
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 . . 4 . . 1
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_393
..4..3..14......
2143432114323214
Basic 4x4 Sudoku 393
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 4 . . . . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_394
1.3.......24....
1432234131244213
Basic 4x4 Sudoku 394
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 4 . . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_395
.....1.24..113..
2413314242311324
Basic 4x4 Sudoku 395
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 . . 1 1 3 . .
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_396
34...1.4..13.3.2
3421213442131342
Basic 4x4 Sudoku 396
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 . 4 . . 1 3 . 3 . 2
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_397
....1..3.....23.
2314142331424231
Basic 4x4 Sudoku 397
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_398
....3.4...3....2
1423324121344312
Basic 4x4 Sudoku 398
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 . . . . 2
4
4
None
Complete the sudoku board based on the rules and visual elements.
4x4_sudoku_399
.3....2.31..4...
2314142331424231
Basic 4x4 Sudoku 399
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 1 . . 4 . . .
4
4
None
Complete the sudoku board based on the rules and visual elements.