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Why Is Ocean Water Salty?
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Why Did They Put the Alphabet in Math?
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Can You Speak in Code?
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What's the Most Difficult Instrument to Play?
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What Is a Homonym?
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What Is the Difference Between a Violin and a Fiddle?
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Have You Ever Been in a Spelling Bee?
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How Are Instruments Made?
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Who Invented the Hula Hoop?
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What Is Fermat's Last Theorem?
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Why Do People Tell Performers To “Break a Leg” Before a Performance?
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What Is on the Periodic Table?
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Who Was the Iceman?
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Who Invented Rock and Roll?
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What Is a Sonic Boom?
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Why Do People Wear Ties?
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Can You Hit the Bullseye?
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What Is a Dulcimer?
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Who Invented Sticky Notes?
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Are All Letters Created Equal?