Saturday, September 13, 2008

how to solve a Rubik's cube(4)...FINISH

Tuesday, September 9, 2008

how to solve a Rubik's cube(3)

Sunday, September 7, 2008

how to solve a Rubik's cube(2)

it's free....

if you find any difficulties in math, please don't hesitate to contact me, please send your question to hi-mamo@hotmail.com i'll do my best.

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