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The Crazy Scientist Lab Optical Illusions 12+Experiments Kit Purple Cow Homescho

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Steve Spangler Science Insta-Snow Reusable Powder STEM Experiments Fun! New!

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NEW DISCOVERY #MINDBLOWN CRYSTAL GROWING KIT 12-PIECE - 3 CRYSTAL COLOR INCLUDED

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Discover Biology Wonders of Learning Educational Box Set Intro to Science STEM

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STEM Solar Robot Kit by VIBE Essential with original box and instructions

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Thames & Kosmos Ooze Labs Big Box of Science - Feather, Slime, Snow & Quicksand!

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Optical Water Tank

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Stem Projects for Kids Ages 8-12 Remote & APP Controlled Robot**NEW**SEALED**

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Hardware Science Catapult Kit Model 38590 STEM Project Ages 12+ Onager Physics

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Hands-On Science 150 Experiments Kids STEM Learning Book Illustrated Fun Project

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Scientific Explorer My First Fizzy Foamy Science Kit – Opened Box, New