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