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