Adapt or die. From migration to camouflage, species' traits have adapted over time to make life livable in the harshest of environments. Explore common, uncommo

Adaptation has been happening for thousands of years and continues to happen today. As animals' environments change, they have to learn how to adapt to that new

Books about survival are popular, and for good reasons. Not only are they exciting to read, they can also inspire people. The same things that help characters w

Learn how to express fractions as decimals while reading all about venomous snakes! From cunning cobras to bashful Belcher's sea snakes, this math reader will e

Introduces many different species of sharks, pointing out their unique features, and discussing the physical characteristics and behaviors that make them such e