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