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How Old Are Fairy Tales?
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Do French Fries Really Come From France?
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Are You a Good Observer?
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Where Do Political Symbols Come From?
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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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Who Is the Unknown Soldier?
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Why Do You Have To Go To Bed Before Dark?
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Where Is Shanghai?
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When Is the Winter Solstice?
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What Is a Prime Number?
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Who Invented Rock and Roll?
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Who Was the First Person in Space?
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How Long Can You Hold Your Breath Underwater?
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How Tall Is the Washington Monument?
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Does Music Help You With Math?
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When Was the Irish War of Independence?
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How Much Air Do You Breathe in a Day?
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How Does Clay Animation Work?
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Why Do We Have Different Time Zones?