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