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How to solve Videos Forum Timed Rankings Books Print 20 Feb 2018
Easy:
4×4
5×5
6×6
Killer
Sudoku
Medium:
4×4
6×6
8×8
Killer
Sudoku
Difficult:
4×4
6×6
8×8
9×9
Extra
Difficult 9 × 9, Rating: ★★★★★★  Points: 10     Solved 8 times
abcdefghi
1 
0-

288×

21+
5
3
1 :

2 

17+



6
576×


3 
5


0-

1-


12+
4 
8
7







5 
18+



4
23+



6 
5-

42×

420×
32×

8
9
7 

24+




15+

8
8 
14+


5

216×


20×
9 


8
2





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