Johnny Boo Finds a Clue ...
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You Can Use a Magnifying Glass
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Micrographia or Some...
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I See
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Magnification: A Closer Look
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Adventures with a Hand Lens
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Micrographia
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Microscopes and Hand Lenses
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Bones and the Dog Gone Mystery
David A Adler
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Micrographia
R Hooke
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Exploring with a Magnifying...
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Microscopes and Magnifying...
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The Wonder Lens Friends 1:...
Tracy Blom
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Micrographia
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Experiments with a Hand Lens
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Magnify and Find Out Why
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