This New York Times best seller is packed with incredible photos, tons of fun facts, crafts, activities, and fascinating articles about animals, science, nature, technology, and more. New features include a special section on animal friends; an updated 'Fun and Games' chapter filled with all-new games, jokes, and comics; a new 'Dino Myths Busted' feature; all new weird-but-true facts, crafts, and activities; a new special '15 Facts' feature in every chapter; updated reference material, and much more! Contains some material featured in previous editions.