From hot magma deep inside Earth to rock and soil on the surface, this book describes the layers that makeup Earth and the life-supporting atmosphere that surrounds it. More →

From hot magma deep inside Earth to rock and soil on the surface, this book describes the layers that makeup Earth and the life-supporting atmosphere that surrounds it. More →

The Babylonians and Sumerians were using thick, gooey oil as early as 5000 BC as pitch to caulk their boats and hold their building bricks in place. Oil is actually a fuel, like coal, but its More →

From hot magma deep inside Earth to rock and soil on the surface, this book describes the layers that makeup Earth and the life-supporting atmosphere that surrounds it. More →

Amazing photographs give young readers a fun-filled look at what makes Earth so beautiful. Topics include what are landforms, how different landforms are created, a look at land-shapers -… More →

Logging, mining, and settlements are destroying the earth's tropical rainforests and driving animals from their once lush habitats. This fascinating book looks at the effect of 'civilization' More →

Rocky cliffs at the seashore often reveal the geological processes at work creating rocks and minerals. This fascinating book helps… • how erosion, sediment deposit, and underground pr More →

To most people, the primary purpose of salt appears simply to be to make food taste better. Yet salt is so important that it has been used as money and has supported the economy of many… More →

Sand and soil are both formed from rock. Types of soil form depending on the climate in different parts of the world. The relationship between humans and animals and the soil is a delicate… More →

Rocks and minerals are all around us, but they're not all the same. Discover sedimentary rocks and find out how they form, what makes them unique, and how we use them. Explore some… More →