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4 m) of cotton thread
Each deck includes 1 of 4 unique foil promo cards
manipulation
This magically
Gravity Bugs Free-Climbing Micro-Bot Slime 4 m) of cotton threadGoing up! Build a mighty robotic bug that defies gravity to crawl up, down, and all around windows with ease! This motorized, multi legged machine uses an ingenious system of suction cups to walk on smooth vertical surfaces like windows and glossy panels. Assemble the robot to learn about its inner mechanisms, including gears and an electric circuit complete with motor, battery, and switch. Then experiment to see which types of surfaces your Gravity
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