This interactive website explores the various soil layers and introduces you to the lifeforms that live in those soil layers.

Soils may be formed in place from rock or formed in weathered rock and minerals that have been transported from where the original rock occurred.

What covers less than 10% of the Earth's surface, yet is a vital natural resource for terrestrial life? What filters ground water and supports most of our food production, not to mention the production of building materials and paper?...

Students learn the basics about soil, including its formation, characteristics and importance. They are also introduced to soil profiles and how engineers conduct site investigations to learn about soil quality for development,...

Learn what soils are and why they are important. Discusses soil profiles, types of soils, soil conservation, soil ecosystems, and soil formation.

After completing this lesson, students will understand the source and the process for the formation of soil, the different types of soil, and the components of soil.

Through five lessons, students are introduced to all facets of the rock cycle. Topics include rock and mineral types, material stresses and weathering, geologic time and fossil formation, the Earth's crust and tectonic plates, and soil...

Soil is the foundation of conventional on site wastewater treatment.The drainfields used with on site systems work because the soil around the trenches acts as a filter and removes organic matter, some of the nutrients present in...

The Chicago Field Museum provides a comprehensive soil education project covering topics such as soil structure and organisms living underground. Students can use the site for research or do the full-blown project, where they establish a...