PlaySudoku.us
Hard · Puzzle #308
8
1
6
7
1
4
4
2
1
7
9
6
3
2
2
5
3
4
7
1
3
8
3
4
5
5
9
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.
"A mathematician who is not also something of a poet will never be a complete mathematician." — Karl Weierstrass
"A mathematician who is not also something of a poet will never be a complete mathematician." — Karl Weierstrass