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Trevor Cook
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Steam Lab for Kids: 52...
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Pulleys at Work
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Smash, Crash, Topple, Roll!:...
Catherine Thimmesh,
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Rita Records Her Data: Ways...
Baby Professor
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From Planning to...
Baby Professor
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Miss Tery Knows the Story:...
Baby Professor
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From One Question to More:...
Baby Professor
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How Are Control Groups Used...
Baby Professor
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On the Move: Things in Motion...
Romana Romanyshyn,
Andriy Lesiv
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Inventions to Count On: A...
Dana Marie Miroballi,
Sawyer Cloud (Illustrator)
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Inclined Planes at Work
Dawn Lamachia
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Screws at Work
Dawn Lamachia
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Experiments with Plants and...
Trevor Cook
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