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