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