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4 bars cleverly angled to slide freely through the center ball
Size: 20 x 12 x 20cm
This heart-warming book is for every child who said yes to any of these questions
Use your new knowledge to come up with your own custom structures and electric features
Learn as you lace
6 in 1 Windbot Educational wind-power kit Crocodile Creek 4 bars cleverly angled toConstruct six wondrous bots that move without any power or batteries! The genius behind these captivating machines is one of the oldest energy sources on Earth: wind! A vibrant manual takes you through assembling each of the six models with over 130 pieces. Construct a tricycle, quadruped, glider, drilling machine, walking robot, and even a wind driven yacht! With the pieces in this kit, youll also develop a hand cranked wind turbine. As you construct
