Level: 1
Blank: 45
5
6
9
2
8
6
2
5
8
7
6
1
7
8
3
8
5
7
2
7
4
3
3
1
5
7
2
9
3
2
6
2
8
9
5
3
1
2
3
4
5
6
7
8
9
off
New Puzzle ↓
level 1 (easiest)
level 2
level 3
level 4
level 5
level 6
level 7
level 8
level 9
level 10 (hardest)
close
Play the larger version and join the
leaderboard at
SudokuShark
.