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