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