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