Basic topics in earth science, including earthquakes, fossils, the Earth's spheres, the Big Bang Theory, El Nino, and the atmosphere, are presented at a level appropriate for beginners. Concepts are clarified through the use of examples, tables, and figures. Readers will also learn about more advanced topics within earth science, including geochronology, seismology, and geomagnetism. A chapter on the history of earth science illustrates the background of the topic before readers delve into more advanced concepts. Additional material for students includes an appendix with hands-on earth science projects, a glossary, a bibliography, and person and subject indexes for quick reference.