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