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Engine DIY Kit | Engine Model Building Kits - EngineDIY
Il y a des choses très intéressantes et très rigolotes comme ceci part exemple : https://www.enginediy.com/collections/science-and-educational-toys/products/mendocino-motor-solar-magnetic-levitation-motor-engine-science-toyTue Sep 13 12:05:36 2022 - permalink -- https://www.enginediy.com/