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