Seymour Simon

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Cats

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Comets, meteors, and asteroids

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Cool Cars (See More Readers)

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Creatures from lost worlds

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Creepy Creatures--see in 3-D

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Danger Earthquakes

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Danger! Volcanoes: See More Readers Level 2 (Seemor …

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Deserts

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Destination: Jupiter

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Destination: Space (Destination (HarperCollins Publ …