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