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What Causes a Rip Current?
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Why Does Paper Rip Easier When Wet?
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Where in the World Is Kolkata?
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Why Do Snakes Shed Their Skin?
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Why Do Bees Sting?
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Where Is the Sargasso Sea?
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Who Was Lou Castro?
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What Is Ramadan?
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Can People Save Endangered Species?
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What Is a Red Tide?
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How Dangerous is the Cookiecutter Shark?
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What Is Swimmer's Ear?
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Who Is Billie Jean King?
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What Is Autism?
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Where Is Mont Saint-Michel?
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What Does a Cobbler Do?
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How Big Can a Dog Get?
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Where Does the Sand on Beaches Come From?
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How Do You Use a Laser for Eye Surgery?
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How Did the British Save Children From the Nazis?