Do the impossible
Posted in algebra 1, geometry, what can you do with this on Dec 16th, 2008
Dan has a great thing going with his What Can You Do With This posts. Here’s my first attempt at joining in. The motivation for this comes from an attempt at getting students to play with and by extension understand, or “have a feel for” the Standard Form of a linear equation (Ax + By [...]
Posted in class design on Dec 16th, 2008
I feel like lecture mode is taking over my classes. I’m using worksheets not activities to drive student engagement in the math and that stinks. I think a paradigm shift from worksheet driven class to activity driven class is in order. In a worksheet driven class you spend a lot of time trying to set [...]
Posted in class design on Dec 11th, 2008
I’ve been planning a lot lately more than I should, especially considering how effective it has been. While planning I: update the class websites, look at the material and write my objectives, then I look for sets of problems that work as review for the warm up, sets of problems to do in class and [...]
Posted in pre-algebra on Dec 3rd, 2008
I had a little breakthrough while I did some planning for tomorrow. I’ll be teaching LCMs in Pre-Algebra. And I am wondering about the value of me solving problems at the front of the class. If the goal is really just to convey the steps, perhaps I should focus more on the explanation and less [...]
Posted in geometry on Dec 1st, 2008
Oooof. This was gnarly. I spent a good chunk of time figuring out how to prove this. Hopefully with some guiding questions it’ll seem clearer tomorrow. The presentation covers two ideas 1. The Problem Solving Process 2. Proving the Triangle Inequality Theorem Presentation: pres-triangleinequality.pdf
I don't speak for my school district.
