Hackyhack is a fun project by Dustin Jessen and Chanika Remest that packs an Arduino mini, an LED, a speaker and a piezo knock sensor into a hacky-sack ball. The LED flashes and the speaker emits a sound with every kick, and thirty successful kicks causes a song to be played.
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My interests include writing, electronics, RPGs, scifi, hackers & hackerspaces, 3D printing, building sets & toys. @johnbaichtal nerdage.net
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