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