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How to solve Videos Forum Timed Rankings Books Specials Print 20 Jan 2018
Easy:
4×4
6×6
Sudoku
Medium:
4×4
6×6
8×8
Sudoku
Difficult:
4×4
6×6
8×8
9×9
Killer
Extra
Difficult 9 × 9, Rating: ★★★★★  Points: 10     Solved 162 times
abcdefghi
1 
12+
5-

6
315×

126×
8
2 


2
3




3 
1-
24+
6
13+
4-


5
5+
4 





12+

1-

5 
17+


10+

10+


4-
6 


72×

4-




7 


17+

3
672×

1-
8 
9

20+


22+



9 
5-







4
total
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