The Scholastic Science Readers "TM" series was created especially to bring exciting nonfiction to beginning readers. Each book combines easy-to-read text with outstanding photographs to give kids an introduction to a favorite topic. Nature comes alive within the covers of these full-color books. Special "Take a Look" boxes give kids a closer look at the natural world -- the inside of a wolf's den, an X ray of a hand, or a close-up of a bat's fur. Each book includes an easy activity that a child can do for further exploration.A description of what shadows are and why they change. Budding scientists can experiment with flashlights and create all different kinds of shadows