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Who Was Dr. Martin Luther King, Jr.?
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Is the Sky Falling?
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What Is the NAACP?
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Who Invented the Kite?
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Who Jumps the Highest?
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Who Was the Surfer of the Century?
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Who Invented the Unicycle?
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Who Invented the Alphabet?
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What Was the Kraken?
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Who Invented the Zipper?
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Who Talks the Fastest?
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When Does the Wind Chill?
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What Was the Permian Extinction?
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Who Invented the Candy Bar?
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Who Were the Tuskegee Airmen?
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Which Dessert Takes the Cake?
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Can You See the Equator?
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What Are the Northern Lights?
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Where Is the Next Frontier?
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Who Invented the Microwave Oven?