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Why Do Birds Fly in a V?
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Who Was Pocahontas?
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What Causes a Shooting Star?
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How Old Are Fairy Tales?
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Where in the World Is Kolkata?
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Why Does Jell-O Jiggle?
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Why Is April 11, 1954, the Most Boring Day in History?
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Why Do Some Years Leap Ahead?
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What Is a Spit Valve?
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Why Do You Have To Go To Bed Before Dark?
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Who Was Audie Murphy?
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Who Was Shakuntala Devi?
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What Is a Prime Number?
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How Many Countries Participate in the Olympics?
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Who Invented Rock and Roll?
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Can You Survive the Bermuda Triangle?
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What Happened at the Stonewall Inn?
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When Was the Irish War of Independence?
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What Is the Largest Snake?
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When Was the Great War?