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What Causes a Shooting Star?
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Why Is April 11, 1954, the Most Boring Day in History?
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How Old Are Fairy Tales?
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Why Do Leaves Change Color in Autumn?
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Where Do Political Symbols Come From?
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What Is a Prime Number?
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Who Invented Rock and Roll?
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Who Is the Unknown Soldier?
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Why Do You Have To Go To Bed Before Dark?
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How Long Can You Hold Your Breath Underwater?
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When Is the Winter Solstice?
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What Is Veterans Day?
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Who Was the Red Baron?
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Who Lives on Easter Island?
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What Is Pickleball?
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Who Was the First Person in Space?
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What Is a Slam Dunk?
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Are All Cherries Red?
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Do All Heroes Have Superpowers?
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Why Do Some Years Leap Ahead?