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How to solve Videos Forum Timed Rankings Books Print 23 Jan 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 87 times
abcdefghi
1 
72×


1
20×
5
37+


2 

84×

17+

0-

1440×

3 
56×



9



24×
4 



13+





5 
5
4-

19+


12×

1
6 
54×
360×

14+


12+

10+
7 


18+

8
126×



8 
1080×



6 :

18+


9 



6

8



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total
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