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