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