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