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