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How Old Is Soccer?
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What Is a Multiple?
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What Is a Spit Valve?
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Who Is Uncle Sam?
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What is the Grito de Dolores?
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What Is March Madness?
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How Long Is the Appalachian Trail?
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What Is Curling?
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How Do Mood Rings Work?
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What Is Pascal’s Triangle?
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Who Was the Great Impostor?
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Who Was Marie Maynard Daly?
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Do People In Mexico Celebrate Cinco De Mayo?
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Why Do I Need To Learn Algebra?
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What Is Las Posadas?
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Where Was Abraham Lincoln Born?
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What Is a Tadpole?
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Who Wrote the National Anthem?
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Why Are They Called "Ears" of Corn?
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What’s Your Favorite Kind of Chocolate?