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