This thrilling A-to-Z overview of life on the planet from the Cambrian to the Pleistocene features 350 photo-realistic illustrations of dinosaurs and other charismatic early creatures. With in-depth profiles on physical characteristics, habitat and behavior. Though not specifically geared for kids, the richly detailed and realistic color animations will especially appeal to youngsters. Haines and Chambers also produced the Walking With Dinosaurs series.  (GEO34, $24.95)