Are you teaching your students the difference between porosity and permeability? While these two properties of soils and rocks are related, they are not the same! And what better way to understand the difference between porosity and permeability than a hands-on lab activity!? In this lab experiment, compare the porosity and permeability of three sediments: […]
Tag: sustainable gardening
Are you studying soil science, gardening, or agriculture with your students? If so, you have probably learned that soil is a mixture of sediments and organic matter. But different soils have different amounts of these two ingredients. A soil’s organic matter content is important, especially when considering a soil’s ability to support plants. In this […]
This “jar test” is great for the classroom. Shake up soil and water in a jar. Then, watch the grains settle over time. Larger grains settle faster than smaller grains.
In a rush? Click here to skip straight to the backyard wildlife bingo download! With the first signs of spring appearing, many of us are looking forward to spending more time enjoying our outdoor living spaces. Spring also means the beginning of yardwork season and time to start new projects in the yard or garden. […]