Having come back from Educon 2.1 I realize that I have to be (far) more collaborative. Not my nature being an introvert but, having tried to blog every year for the past 10 years, I'll try again. Since I can't always talk about CAS, I've opened this up a bit and we'll just look at anything (mathematics U education U technology) that crosses my desk. It'll also help me avoid filling up my colleagues' mailboxes.
So using Desmos activities are a great way to encourage exploration and discussion in math class -- if you haven't tried them, I encourage it. They're collected at https://teacher.desmos.com/ But ... Desmos doesn't give you quite enough. It doesn't have a way of capturing the work that the student does within their space, and it doesn't allow for annotation of class contributions as we come together to discuss. Well, not surprisingly, OneNote comes to the rescue. Using the Windows shortcut Windows-Shift-S it is really quick to snag the Desmos screen and pop it into a waiting OneNote page. From there, we can grab our pen and (using wireless projection) talk about what all the different responses mean and where to go from there. (An aside : one of the nice features of Desmos activities are the way you can hit PAUSE and it will pause all the screens of the students working. I always give them a heads up "10 seconds to pause..." and it's refr
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