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