Audience: Students studying environmental science or participating in an Envirothon or Science Olympiad will find Know Soil, Know Life is an easily accessible r

Describes the different types of soil, its purposes, and why soil is so important to all living things.

Dirt, soil, call it what you want—it's everywhere we go. It is the root of our existence, supporting our feet, our farms, our cities. This fascinating yet dis

Grade-schoolers learn how ants, snails, slugs, beetles, earthworms, spiders, and other subterranean creatures live, breed, interact, move about, defend themselv