How Does Aspirin Find a Headache: An Imponderables Book
 
How Does Aspirin Find a Headache: An Imponderables Book
by David Feldman
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Imponderables: Science
 
Imponderables: Science
by David Feldman
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Imponderables: Fun and Games
 
Imponderables: Fun and Games
by David Feldman
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Why Don't Cats Like to Swim?: An Imponderables Book
 
Why Don't Cats Like to Swim?: An Imponderables Book
by David Feldman
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Do Penguins Have Knees?: An Imponderables Book
 
Do Penguins Have Knees?: An Imponderables Book
by David Feldman
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How Does Aspirin Find A Headache?: An Imponderables Book
 
How Does Aspirin Find A Headache?: An Imponderables Book
by David Feldman
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Why Do Pirates Love Parrots?
 
Why Do Pirates Love Parrots?
by David Feldman
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When Do Fish Sleep
 
When Do Fish Sleep
by David Feldman
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Imponderables: Answers to the Most Perplexing and Amusing Mysteries of Everyday Life
 
Imponderables: Answers to the Most Perplexing and Amusing Mysteries of Everyday Life
by David Feldman
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Are Lobsters Ambidextrous?: An Imponderables Book
 
Are Lobsters Ambidextrous?: An Imponderables Book
by David Feldman
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Do Elephants Jump?: An Imponderables Book
 
Do Elephants Jump?: An Imponderables Book
by David Feldman, Kassie Schwan
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