I primarily use Aplia to do experiments, rather than problem sets. When I started teaching the 500-seater, one thing I knew was that I didn't want to give up activities like having students participate in a market auction but I couldn't imagine how that would work in class so I adopted Aplia.Well, as I mentioned a while ago, there were a couple of presentations at the TIP conference in January that downright inspired me and one was by Jose Vazquez-Cognet, at the University of Illinois, Urbana-Champaign, who discussed the double-oral auction that he does with his class of 800. To be clear, he does this in class, not using Aplia or some other computer simulator - he actually has 800 students milling around, trying to buy and sell from each other! I would never have imagined trying this in such a large class but listening to him explain what he does, it actually does sound do-able. One thing that helps is he creates smaller trading pits within the room: students can trade with those in their immediate area but they can't go running around to the other side of the room. He also has figured out a way to have students switch roles, from buyer to seller or vice versa, without having to pass out new information sheets. I'm sticking with Aplia this semester but am definitely tempted to give it a try next semester...
By now, you may have heard about the biology professor at Louisiana State (Baton Rouge) who was removed from teaching an intro course where "more than 90 percent of the students... were failing or had dropped the class." The majority of the comments on the Inside Higher Ed story about it are supportive of the professor, particularly given that it seems like the administration did not even talk to her about the situation before acting. I tend to fall in the "there's got to be more to the story so I'll reserve judgment" camp but the story definitely struck a nerve with me, partly because I recently spent 30 minutes "debating" with a student about whether the last midterm was "too hard" and the whole conversation was super-frustrating. To give some background: I give three midterms and a cumulative final, plus have clicker points and Aplia assignments that make up about 20% of the final grade. I do not curve individual exams but will cu...
Have you ever seen anybody use clickers to conduct an in-class auction (or any other type of experiment, for that matter)?
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