At Twitter Math Camp, one of the highlights for me was the “My Favorites” presentations. They started off with a bang… or maybe a pufffft…..whap! That’s the sound of Hedge @approx_normal shooting me with the marshmallow gun she taught us all how to make. And I’m still pondering what Glenn (@gwaddellnvhs) showed us on the last day about geometric interpretations of imaginary roots of quadratics.

Somewhere in the middle I got to talk about one of my favorite things: pausing the student/teacher interaction (by doing it online) and then practicing diagnosing students and asking really good questions. I was asked to blog about it, so here goes… Read More→