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Learn all about batteries in the latest episode of Adafruit Industries’ Circuit Playground — Ladyada and Adabot make a lemon battery! The show is based on the coloring book E is for Electronics

John Baichtal

John Baichtal

My interests include writing, electronics, RPGs, scifi, hackers & hackerspaces, 3D printing, building sets & toys. @johnbaichtal nerdage.net