Uses graphs and charts to show how plants, animals, and the environment are interdependent.

Describes how species interact, how members of the same species and other species compete, and invasive species, while introducing various types of graphic orga

Using graphic organizers, compares plant and animal cells, describes how plants and animal perform similar life processes, and explains how plants and animals s

With environmental issues such as global warming constantly in the news, this is a timely examination of how human activities impact Earth. With twenty graphic

Tobacco is one of the most dangerous drugs because it is so addictive and so accessible to minors. This book teaches readers the harmful effects of tobacco thro