Looking Into Caves

Explore caves' layers from the dim entrance zone to the damp dark zone. Learn how life survives in caves' inhospitable conditions and how caves' spectacular structures form. Additional features include a diagram labeling each of the layers, Fast Facts, a phonetic glossary, an index, an introduction to the author, and further sources for learning.
Discover the wonders of the world layer by layer. Looking at Layers explores down beneath Earth's surface, high up into the trees, out into space, and even within our bodies. As readers peel away each layer, engaging text and colorful images explain how these layers formed, what makes them unique, and why they are important. Additional features include a diagram labeling each of the layers, a fast facts section, a phonetic glossary, an index, an introduction to the author, and sources for further research.