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