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