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