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