PlaySudoku.us
Hard · Puzzle #496
3
6
1
1
4
2
4
7
6
7
8
2
1
7
3
8
3
5
8
1
2
6
8
4
9
4
2
There is a 'Sudoku variant' called Samurai Sudoku, consisting of five overlapping 9×9 grids sharing corner boxes.
There is a 'Sudoku variant' called Samurai Sudoku, consisting of five overlapping 9×9 grids sharing corner boxes.
Sudoku is listed as a recommended mental exercise in several cognitive rehabilitation programs for TBI (traumatic brain injury) patients.
Sudoku is listed as a recommended mental exercise in several cognitive rehabilitation programs for TBI (traumatic brain injury) patients.