Page 14 - Yoshihito Isogawa - The LEGO MINDSTORMS EV3 Idea Book_ 181 Simple Machines and Clever Contraptions-No Starch Press (2014)
P. 14

#3




                          36:36 = 1:1                                                                    ×2





                                                                                        ×2
























         #4





                                            ×2                             20:20 = 1:1
                                 ×2



                 ×2


























                                                                                                           5

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