What volcanic rock floats in water?

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What popular book did Viktor Frankl write in 1946?

By display area, what is the largest art museum in the US?

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In the TV show "The Simpsons', who is also known as "The Listen Lady"?

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What French Wave director plays the UFO expert in "Close Encounters of the Third Kind"?

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Which University was founded as the College of New Jersey?

Which popular children's novel did Dodie Smith publish in 1956?