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Do Any Mammals Lay Eggs?
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Who Invented the Alphabet?
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What Does a Surveyor Do?
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Is Your House on the Prairie?
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How Many Continents Are There?
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Why Don’t All Months Have the Same Number of Days?
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What Is an Echidna?
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When Did the New Year’s Eve Ball First Drop in Times Square?
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What Is Pi?
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Why Do People Make New Year’s Resolutions?
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How Often is “Once in a Blue Moon”?
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What Insect Builds a Mud Nest?
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How Tall Is the Eiffel Tower?
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How Do Bees Choose the Next Queen?
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Who Is Sonia Sotomayor?
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What Are Carpenter Bees?
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Where Is the Emerald Isle?
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What's Your Favorite Ice Cream Flavor?
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Who Was Roberto Clemente?
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Who Was the Queen of Tejano Music?