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