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