The Dirt on Soil – What's Really Going On Under the Ground

Click on this kid-friendly link to find out about soil layers, what's living under your feet, and to take a soil safari.
http://school.discovery.com/schooladventures/soil/

Visit http://forces.si.edu/soils to view the DIG IT! Secrets of Soil link to the Smithsonian.

Go to http://soilquality.org for additional information.