Establishing an Investigative Procedure to Guide the Homework Investigation
Moving from the bulk reaction of yeast (catalase) and H2O2 to a procedure that can produce reasonable, reliable and precise data without […]
Teaching Quantitative Skills in a Lab Context: Getting Started in the Classroom
Some background on my teaching approach (which you may not agree with): A few years ago a young math teacher, […]
Teaching Quantitative Skills using the Floating Disk Catalase Lab: Intro
I find it remarkable how deeply the biology education community has embraced the call to increase quantitative skills in biology. […]
Fastplant selection experiment wrap up
Last Fall I completed the first round of an artificial selection experiment using Fastplants similar to one described in the […]
Day 40–update
As I was looking over my past posts about growing these fastplants I was a little taken aback at how […]
Day 27 update
Note much to update. The seed pods are filling out and the plants overall are looking fine. I almost goofed […]
Day 23–Maintenance Mode
Last Tuesday I finished pollination. Since then I’ve simply been maintaining the plants–making sure they have water/fertilizer and trimming back […]
Day 17 Last day for Pollination
Today, I pollinated the two populations of Fastplants for the last time. Over the years I’ve got to say that […]
Day 15
A little bit has happened since the Update of Day 12 Update…. After counting hairs, putting the data into a […]
An Update of Day 12 Update
Yesterday, I suggested that I had decided not to do a selection experiment after all–I felt the plants were too […]