Investigation 1: Beginning to Investigate Soil

PDF versionPDF version

This investigation will help you to:

To learn more about soil formation and types, visit the following web sites:

Soils Photo Gallery, USDA-NRCS National Cooperative Soil Survey
This site includes a written description of different soil types. Also includes pictures and desciptions for the state soils.

Soil Types, University of Illinois
This site discusses soil types and particle sizes.

Soil: What is It?, USDA-NRCS
A slide presentation about soil with explanations.

Keys to Soil Taxonomy, USDA-NRCS
Online textbook covers a wide range of topics, including which soils scientists classify and how they classify them.

Back to Top

IES Soils
AGI/It's About Time


AGI's professional development programs for teachers are supported by generous contributions from corporate contributors of the American Geosciences Institute Foundation and the American Association of Petroleum Geologists Foundation.