Sample Powerpoint presentation:

In chemistry lab of Soils 101 (University Park, fall 2007) , I used animated Powerpoint slides to demonstrate cation exchange/replacement process, lab procedures, and how to use a standard curve.

• CEC slides (375 KB)

Sample video presentation:

In ecology lab of Soils 101 (University Park, fall 2007), I used a short video to show a collection of organisms commonly found in soil ecosystems.

• Eco video (1.67 MB, needs Quicktime to play)

Sample PDF presentation:

In forensics lab of Soils 101 (University Park, fall 2007), I used a digital PDF file from the Science Magazine to keep my students updated with the newest techniques in soil forensics.

• Soil Forensics PDF (288 KB)