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and the third is 8
each Fart In A Can measures 5
classroom use or gift giving
A great doll for little ones who love to pretend play
creating over 100 epic combinations to collect
Smithsonian Perpetual Motion Machine type_garden and the third is 8Explore the fascinating science of motion and energy with the Smithsonian Perpetual Motion Machine. This interactive kinetic display uses steel balls and balanced motion to show how momentum and force are transferredcreating a continuous chain reaction effect. A mesmerizing STEM learning tool and desk display for ages 8+.
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