STEM KIT Built a Marble Run BRAND NEW - $10 (Berkeley)

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Brand new Stem Kit with a wooden marble run project kit inside
Never opened package

post id: 7903928528

posted: 2025-12-21 17:12

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STEM KIT Built a Marble Run BRAND NEW - baby & kid stuff - by owner...

Brand new Stem Kit with a wooden marble run project kit inside Never opened package