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