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The Brain; Second edition

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Discovering Motion

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Dissect Your Dinner

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Rocks and Dirt

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Rocks and Dirt; student text

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Dissect Your Dinner; Student Text

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Cells, 2nd edition

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Cells Student Text 2nd edition

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The Elements; Ingredients of the Universe

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Mapping the World with Art

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Carbon Chemistry, 2nd edition

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Botany in 8 Lessons

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The Elements; Student Text

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Botany in 8 Lessons; Student Text

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Excavating English

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