Air Pollution Videos
Sounds crazy, but a good air pollution documentary doesn’t exist to show to our students. Instead, there are many smaller videos that work well. I live in Southern California, and …
Category: instructional_video
Fecal Coliform Bacteria
Students need to understand fecal coliform bacteria. This is bacteria that comes from mammal waste and can be an indicator of a sewage spill, or something else that contaminates the …
Biological Oxygen Demand
I live in arid Southern California where surface water is scarce and it is impossible for my students to measure Biological Oxygen Demand in person. So, I filmed the process …
Teaching El Nino
Students and many teachers struggle with El Nino. Being in California, we have an advantage in that we know what “normal” conditions are so its easier to understand the “opposite …
LD-50 Graph and Math Practice
Students can use this worksheet to practice graphing LD-50 data. This is an important skill for the APES exam. Students will also practice dimensional analysis questions using LD-50 numbers.
GPP/NPP Virtual Lab
I don’t always have time for students to do a lab. Every day is precious. And, sometimes I don’t have the funds to do a certain lab. Sometimes, I find …