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