Describes the defining characteristics of science fiction, discusses character, setting, plot and theme, and explains how to write a science fiction story.
"Automobile companies and the military must keep secret the development of cutting-edge transportation technology to stay one step ahead of competitors and enemies . . . describes car labs where researchers develop the latest super-secret models, and how technology experts in the military develop new ways for vehicles to go undetected"--Provided by publisher.
Discusses the top secrets of science in energy research, including nuclear research during World War II, new renewable energy, and green tech discoveries.
Photographs and simple text provide an introduction to the Liberty Bell. Includes audio, videos, activities, weblinks, slideshows, maps, quizzes, and supplementary resources.
An exploration of tsunamis, covering what causes them, the destruction they can cause, myths about them, and more. Includes audio, videos, activities, weblinks, slideshows, transparencies, maps, quizzes, and supplementary resources.
An introduction to parasites that describes different types of parasites, discusses where they live and risks they face, and explains their place in a food chain. Includes audio, videos, activities, weblinks, slideshows, transparencies, maps, quizzes, and supplementary resources.