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