The crust, mantle, outer core, and inner core--readers may know these are Earth's layers, but how much do they really know about them? Readers learn all about the inner workings of each layer, as well as the way the layers affect processes on the surface of Earth, in this book. With this volume's visually appealing illustrations, achievable text, and hands-on activities, readers can fully immerse themselves within a topic that is sure to further their studies inside the classroom! A concluding quiz helps readers put their knowledge to the test.