The outside layer of our planet is an active place. Earth's crust is always growing and changing. But do you know how Earth's crust forms? And what happens when

Using clear, simple language, Early Bird Earth Science titles provide students with thorough explanations of basic geology concepts.

Discusses the properties of the Earth's layers, explains how plate techtonics help to form the planets geographic features, and describes how earthquakes and vo

In this book, early fluent readers will learn about the features of tectonic plates, how they have shaped Earth's surface in the past, and how they could change