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