Rocks unlock the secrets of the past every layer tells a new story about how the world and its inhabitants have evolved over the millennia.

Did you know there are three different kinds of rock - igneous, sedimentary and metamorphic? Explore the reasons behind this and understand what our earth is made of and what processes make it a constantly changing environment in this highly accessible introduction to geology.

With simple, easy-to-understand text, this book is perfect for young explorers keen to understand the world around them.