📖 Overview
Do Penguins Have Knees? presents a collection of unusual questions and their scientific answers, addressing common curiosities about animals, human behavior, and everyday phenomena. The book follows the format of Feldman's popular "Imponderables" series, which tackles mysteries both mundane and extraordinary.
Each chapter takes on a different question submitted by readers, with topics ranging from biology and physics to cultural practices and consumer products. The explanations draw from expert research and consultation with scientists, historians, and industry professionals.
Feldman employs a straightforward investigative approach to uncover the truth behind each mystery, supplementing the text with simple illustrations. The answers often reveal surprising connections between seemingly unrelated scientific principles.
The book demonstrates how everyday observations can lead to deeper understanding of the world, encouraging readers to maintain their natural curiosity and question common assumptions. Its accessible examination of science and society provides both entertainment and education.
👀 Reviews
Readers describe this book as a fun collection of trivia and everyday mysteries, though several note it feels dated (originally published 1991). The question-and-answer format makes it easy to read in short bursts.
Readers appreciated:
- Clear explanations for common curiosities
- Humorous writing style
- Mix of science, history, and pop culture topics
- Good for sharing facts with others
Common criticisms:
- Many answers now outdated or incorrect
- Some explanations too brief
- Questions vary in quality and interest level
- Index could be more comprehensive
Ratings across platforms:
Goodreads: 3.8/5 (1,200+ ratings)
Amazon: 4.2/5 (90+ ratings)
"Perfect bathroom reading material" appears in multiple reviews. One reader noted: "Fun facts but needs updating for the internet age." Another said: "Great conversation starter but fact-check before repeating anything."
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🤔 Interesting facts
🐧 Despite having knees (yes, they do!), penguins' leg bones are so short and buried within their body that they appear to waddle on stumps.
📚 Author David Feldman launched an entire series called "Imponderables," with each book answering quirky questions submitted by readers across the world.
🤔 The book's format was inspired by Feldman's realization that many common, seemingly simple questions often lack easily accessible answers.
🎨 All books in the Imponderables series feature whimsical illustrations by Kassie Schwan, adding humor to the scientific and factual explanations.
📖 The success of "Do Penguins Have Knees?" led to over a dozen sequel books, including "Why Do Clocks Run Clockwise?" and "When Do Fish Sleep?"