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