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