The Dirt On Soil
The Dirt on Soil – What’s Really Going On Under the Ground
Click on these links to find out about soil layers, what’s living under your feet, and more.
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.
Go to: http://www.nutrientsforlife.org/teachers/ to learn about the soil nutrients needed for plant growth.
For interactive soil activities, lesson plans and soil background from the Natural Resources Conservation Service (NRCS) go to: http://urbanext.illinois.edu/soil/index.html
Just For Kids Soil go to: http://www.blm.gov/nstc/soil/Kids/facts.html