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