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What Is Las Posadas?
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What Is a Smokejumper?
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What Is Pole Position?
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Are Debit Cards and Credit Cards the Same?
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How Long Can Your Fingernails Grow?
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Where Is Hoover Dam?
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What Is Area 51?
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What Is a Swallow?
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Why Are Some Tigers White?
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Who Was Evel Knievel?
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Where Are the Canary Islands?
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What Is the Giant Magellan Telescope?
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Why Are There Dimples On a Golf Ball?
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What Is a Phoenix?
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What Was the Joseon Dynasty in Korea?
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Where Is Scandinavia?
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Who Hit the Longest Home Run?
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What Type of Shark Is the Slowest?
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Where Is America's Biggest Icebox?
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Are Eels Really Electric?