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