With an unparalleled array of science topics to choose from, Discovery Channel School Science puts the fascination of the natural world at students' fingertips. Fun, fast-paces, high-interest text and vibrant photography in a varied format bring to life the wonders of nature as young scientists learn about the important historical figures, ideas, and discoveries that help researchers understand the past and keep science moving toward the future. Activities abound and insights await in Discovery Channel School Science Earth is a work in progress that chanegs all the time, thanks to meteorites, rain, heat, and pressure. Discover Earth's amazing history, from its fiery beginnings to the present day.