PlaySudoku.us
Easy
Medium
Hard
Expert
Evil
Learn
💡 Did you know?
2
3
6
6
7
5
3
1
3
7
9
5
2
4
9
8
7
5
3
7
2
4
7
8
6
1
✓ Completed!
00:00
⏸
2
6
7
3
6
5
3
1
7
9
4
5
2
3
9
8
7
5
7
8
3
7
2
6
1
4
1
2
3
4
5
6
7
8
9
✕
↩
Undo
✕
Erase
💡
Hint
💡 Did you know?