"This guide presents 20 facts about Earth's resources and includes graphic organizers and diagrams"--

"Geothermal heat, made by the disintegration of the radioactive atoms in Earth's core, is not a subject young readers often get to learn about. Heavy metals and

Geology isn't just the study of Earth and its history. It's the study of volcanoes, earthquakes, diamonds, gold, fossils, and glaciers! Inside this detailed gui