PlaySudoku.us
Evil · Puzzle #164
7
2
1
8
4
2
5
6
8
8
8
9
3
6
2
8
2
9
5
4
7
6
7
3
2
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.
Every row, column, and box in a completed Sudoku sums to 45 — the sum of digits 1 through 9. A useful sanity check.
Every row, column, and box in a completed Sudoku sums to 45 — the sum of digits 1 through 9. A useful sanity check.