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15 likes$47.44
Backyard Scientist Series One: 25 Experiments That Kids Can Perform Using Things Found Around the House
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15 likes$59.15
Original Backyard Scientist: Experiments That Kids Can Perform Using Things Around the House Ages 4-12
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Backyard Scientist, Exploring Earthworms With Me: Science Experiments-Simple, Fun to Do, Ages 4-12
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Park Scientists: Gila Monsters, Geysers, and Grizzly Bears in America's Own Backyard (Scientists in the Field Series)
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Backyard Scientist Series 4: A Series of Hands-On Science Experiments and Projects to Thrill, Delight
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