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Thames & Kosmos Gecko Run: Marble Run Loop Expansion Pack [THK550203]

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Root Viewer Kit for Kids with 6 Seed Varieties - STEM Science Kits for Kids Age

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Blue Kyanite, one piece, approximately 1" in size

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Kinetic Art Marble Perpetual Machine Sculpture DIY Office Home Desk Ornaments M

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Vintage Scholastic Rock Tumbler NEW SEALED Educational Electric Toy 6360

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Discovery Mindblown Slime O Rama DIY Experiment Set for Kids - NIB (Ages 8+)

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STEM Success Kit: Bubbology

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Scholastic STEAM Solar Racer Activity Kit Grades 2 To 5

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18x70 Binoculars for Adults High Powered, Large Aperture 70mm Astronomy Binoc...

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Kids Shocking Electricity Science Kit - 50 Science Experiments

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Stemcell Science Shop_ Adventure Kit_Outdoor Education_Camping_Hiking_Survival

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Equatorial Sundial Clock Sundial Toy DIY Scientific Model Ornament Sundial Clock