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Why Does Hair Turn Gray?
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Why Are They Called Deadlines?
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What Is a One-Hit Wonder?
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Who Was Rosalind Franklin?
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How Were Birthstones Chosen for Each Month?
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When Did the New Year’s Eve Ball First Drop in Times Square?
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How Tall Is the Washington Monument?
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Who Was the Great Bambino?
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Who Was Patsy Mink?
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Who Was St. Nick?
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How Much Do You Weigh On the Moon?
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What Is a Prime Number?
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What Is an Eagle?
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What Is a Palindrome?
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Why Should We Remember the Alamo?
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How Far Can Butterflies Fly?
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Who Owns the Smallest House?
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What Are Your Odds Of Winning the Lottery?
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How Much Does Penny Candy Cost?
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Where in the World Is Norway?