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