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