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