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