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Steve Spangler Science Gravi-Goo Jar

Learn about Newton's Laws of Motion with this superabsorbent polymer that transforms into a slippery, slimy substance that seems to defy gravity. Just add water and watch as this liquid seems to pour itself up and out of the cup! Recommended for children ages 10 and up.


UPC 192407078123

Price: $10.98 from Discount School Supply School Supplies Arts Crafts

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