PlaySudoku.us
Easy · Puzzle #248
4
6
3
7
8
2
9
3
6
3
6
1
7
4
9
5
4
1
9
8
7
6
8
2
7
5
9
4
7
1
6
2
7
8
4
5
9
2
6
5
9
6
7
3
8
6
4
9
2
7
5
Puzzle-solving is used as therapy for anxiety: the focused concentration it requires quiets the mind's rumination.
Puzzle-solving is used as therapy for anxiety: the focused concentration it requires quiets the mind's rumination.
"Mathematicians do not study objects, but relations between objects." — Henri Poincaré
"Mathematicians do not study objects, but relations between objects." — Henri Poincaré