Gravity Bugs™ - Free-Climbing

$24.99
The principles of air pressure and suction are fascinating, but not as awesome as a beetlebot you build that can scale walls! Includes a colorful 8-panel manual with step-by-step instructions for making a small but powerful robot. STEM skills abound. Requires 1 AAA battery (not included).

From Thames & Kosmos, for ages 8 yrs-teen.

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