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.
Epic reaches 75 million kids in class and after school.
Built on a collection of 40,000+ popular, high-quality books from 250+ of the world’s best publishers, Epic safely fuels curiosity and reading confidence for kids 12 and under.