The littleBits Gizmos & Gadgets Kit, 2nd Edition is the ultimate app-enabled invention toolbox. It transforms passive screen time into a passion for hands-on inventing, problem solving and creativity. Includes 13 electronic building blocks, a 60-page invention guidebook, and all tools needed to unleash the inventor within.  For 20% off your next purchase use coupon code REDTRI20.

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