University of Georgia
Density and Texture of Soil
All soil is not created equal! A lab activity asks learners to collect and analyze soil. Specific calculations determine the amount of sand, silt, and clay in a sample and allow individuals to identify the soil texture.
Curated OER
Chapter 3 ~ Physical Properties of Soil
Though information-packed, this presentation on soil is drab if it stands alone. As you journey through slides about soil texture, make sure to pass around samples of each type. Perform demonstrations as you lecture on soil density and...
Curated OER
Analyzing Soil Samples
Students grow grass or radish seeds in this experiment, which takes three to four weeks to complete. They become familiar with basic soil analysis techniques, as well as, explore the importance of analyzing soil samples.
Curated OER
Soil Detectives: The Case of the Lost Friends
Students show how soil varies across the landscape, they explain how soil can be used to solve mysteries. Pupils are introduced to techniques that would be used to distinguish soils from different places.
Curated OER
Properties of Soil: Original Lesson Plan
This lesson is an investigation of soil properties, particularly texture, color and space for air and water. Student inspect soil samples found in their locale, perform several tests to determine different properties, and involves a ...
Curated OER
What Kind of Garden Would Grow in Our Schoolyard?
Students perform soil tests for pH, nitrogen, phosphorus, potassium, composition and water percolation rate and assess the conditions in the schoolyard.
Curated OER
Soil and its Importance
It's difficult to guess the original goal of this presentation. It examines four factors to be evaluated, but their direct connection is unclear. Soil texture is described in three slides. The depth of material is examined in two slides....
Curated OER
Soil Permeability & Texture
Pupils investigate types of soil to test their water permeability. They collect soil samples, make predictions, conduct the experiment, and answer conclusion questions.
Discovery Education
Discovery Education: The Dirt on Soil
This interactive website explores the various soil layers and introduces you to the lifeforms that live in those soil layers.
Other
South Africa: Soil Erosion
A thorough explanation of erosion including causes of soil erosion, water erosion, and water erosion.
University of Wisconsin
Geography 101: Soil Characteristics
By the end of this unit you should be able to: list the seven characteristics used to describe soils, to distinguish one soil from another soil, and to distinguish one soil layer from another soil layer; explain the impact of soil...
![Pipeline: Soil Characteristics Demystifying Dirt [Pdf] Article](https://d15y2dacu3jp90.cloudfront.net/images/attachment_defaults/resource/large/FPO-knovation.png "Pipeline: Soil Characteristics Demystifying Dirt [Pdf] Article")
Other
Pipeline: Soil Characteristics Demystifying Dirt [Pdf]
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...
American Geosciences Institute
American Geosciences Institute: Earth Science Week: Soil Properties
Students investigate soil porosity by building a model using the three main soil textures: sand, silt, and clay.
Other
Physical geography.net: Introduction to Soils
A detailed primer on the composition of soil, its color, pH, texture, and its profile.
Other
The Pedosphere and Its Dynamics: Intro to Soil Science
This Pedrosphere site provides a twelve chapter overview of soil science. Numerous topics are discussed and each chapter has a self-test to test your knowledge on the different aspects of soil science. Some chapters are only previews.
Other
Attra: Sustainable Soil Mangement
How does soil in its native condition function? How do forests and native grasslands produce plants and animals in the complete absence of fertilizer and tillage? What are the principles by which these soils function? The answers to...
University of Illinois
University of Illinois Extension: The Great Plant Escape: Soiled Again
Become a detective and solve the soil mystery! To solve the case you must discover what soil is, why it's important, and in what kind of soil do plants grow. You will find out the four components of soil along with the different soil...
The Field Museum
Field Museum: Exhibits: Underground Adventure
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...
Texas A&M University
Soil Physical Properties: Texture
Descriptive site provides details on the physical properties of soil. Contains a brief description on soil texture as well as structure, consistence and color.
University of Arizona
University of Arizona: Az Master Gardener Manual: Properties of Soil
Site provides a brief description of soil texture as well as discusses the relative size of soil particles.