Gr 2-4-These series entries will answer many of the questions children have about the subjects covered. Dinosaurs has general information about when and how dinosaurs lived and offers theories about why they became extinct. In three chapters, Whales discusses "The Life of a Whale," "Toothed Whales," and "Baleen Whales." Flies tells about insects, their life cycles, and interesting facts and trivia about common species. Haircuts answers questions about the human body, including "Your Hair and Skin," "Your Bodyworks," and "Your Senses." The student-friendly question-and-answer format is appealing, with simple and concise one or two paragraph answers and attractive, colorful illustrations. Basic up-to-date information presented in a chatty, readable style.-Eunice Weech, M. L. King Elementary School, Urbana, IL Copyright 1999 Cahners Business Information.