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