| #2 |  Did a Dinosaur Drink This Water?
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| #3 |  What's Older Than a Giant Tortoise?
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| #4 |  Polar Bear, Why Is Your World Melting?
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| #5 |  Stargazers
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| #6 |  Why Oh Why Are Deserts Dry?
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| #7 |  Ice Is Nice!: All About the North and South Poles
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| #8 |  Visual Factfinder Visual Factfinder: Planet Earth
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| #9 |  Parables from nature
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| #10 |  The reasons for seasons
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| #11 |  Deserts
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| #12 |  The Usborne Book of Wild Places The Usborne Book of Wild Places: Mountains, Jungles & Deserts
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| #13 |  Sunshine Makes the Seasons
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| #14 |  Earthquakes Earthquakes
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| #15 |  Icebergs & Glaciers Icebergs & Glaciers: Revised Edition
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| #16 |  Earth Science: God's World, Our Home
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| #17 |  The Usborne Science Encyclopedia
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| #18 |  The Kingfisher Science Encyclopedia
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| #19 |  The Usborne Encyclopedia of Planet Earth The Usborne Encyclopedia of Planet Earth
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