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