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