Thames & Kosmos Gravity Bugs donut It is strung on a

It is strung on a long nylon cord suitable for adults or teens

A better fit hat is a safer hat for an active kid

Footie comes with matching hat for extra warmth

Size: 32” x 32” (hooded towel)

Thames & Kosmos Gravity Bugs donut It is strung on aGoing 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