PlaySudoku.us
Hard · Puzzle #678
3
5
8
6
1
5
4
3
4
6
1
9
2
3
9
2
8
3
5
8
9
2
7
5
1
2
Can you solve today's Evil puzzle without using any hints? True masters need no assistance.
Can you solve today's Evil puzzle without using any hints? True masters need no assistance.
Some hospitals use Sudoku as a cognitive exercise for patients recovering from strokes or brain injuries.
Some hospitals use Sudoku as a cognitive exercise for patients recovering from strokes or brain injuries.