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