David Feldman
David Feldman has written at least 11 books. Their most popular book is Do Penguins Have Knees? with 2 saves with an average rating of -⭐.
David Feldman has written at least 11 books. Their most popular book is Do Penguins Have Knees? with 2 saves with an average rating of -⭐.
 Do Penguins Have Knees? Do Penguins Have Knees?
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 Why Do Clocks Run Clockwise?
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 How Does Aspirin Find a Headache? : An Imponderables' Book
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Why Do Clocks Run Clockwise? and Other Imponderables Why Do Clocks Run Clockwise? and Other Imponderables: Mysteries of Everyday Life Explained
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 How Do Astronauts Scratch an Itch How Do Astronauts Scratch an Itch: Imponderables' Books
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 Who Put the Butter in Butterfly?: And Other Fearless Investigations into Our Illogical Language
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 Vitamin D
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 Who Put the Butter in Butterfly?
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 A world of imponderables
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 Why Do Pirates Love Parrots? (Imponderables Books)
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 Do elephants jump?
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