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