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