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SMITHSONIAN STEM Toys NEW SEALED Learning Science Kits 4 Pack - toys & games - by owner - sale - craigslist
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Smithsonian Electric Jet-Works DIY Turbofan Engine Model STEM Kit Steam Physical Science Toy - Stirlingkit
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Smithsonian Electric Jet-Works DIY Turbofan Engine Model STEM Kit Steam Physical Science Toy - Stirlingkit
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