When Do Fish Sleep and Other Imponderables

When Do Fish Sleep? by David Feldman explores a variety of curious questions about everyday life, from why tennis balls are fuzzy to how birds balance on wires. The book, part of the Imponderables® series and illustrated by Kassie Schwan, provides engaging and accessible answers to many of civilization’s quirky mysteries. It offers readers intriguing insights beyond typical encyclopedic knowledge, making it a fun and enlightening read.