| Plate Tectonics |
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| Sedimentary Rocks |
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| The Role of Water on Earth |
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| The Solar System |
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| The Universe and Its Stars |
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| Under the Sea Animals (8 titles) |
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| Weather |
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| We Read About Blizzards |
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| We Read About Earth |
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| We Read About Forms of Energy |
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| We Read About Fossils |
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| We Read About Hurricanes |
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| We Read About Kangaroos |
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| We Read About Orangutans |
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| We Read About Plants |
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| We Read About Weather |
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| We Read About Zebras |
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| Wildfires |
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