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