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