The kit that LEGO builders have dreamed of! 33 special elements (like balls, ramps, flags, buckets and a platform) transform basic bricks from an existing LEGO collection into 10 awesome machines! Each creation spins, swings, pivots, rolls, lifts or drops – and combined, they create mind-blowing chain reactions. The 78-page idea book is loaded with information, ideas and inspiration to teach your bricks new tricks! From Klutz, for ages 9-12 yrs.