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