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