The Math Guy

A common way to get students to see that the sum of three angles is 180° is to get them to tear the three angles and rearrange them to creat...

Continuing on from my last post , one of the things I like to do when analysing EQAO results is to look at how students responded to individ...

As part of our analysis of the EQAO data form our schools, I like to move way beyond a simple percentage figure that tells how many students...

One of my favourite things to teach is nets. The way I teach it is very different to the way I was taught it. Basically, I remember having ...

I'm a big fan of the array or 'box' method for multiplication (as  I blogged earlier here. )  A twitter chat with Britnny Schjol...

I have often shared the  Open Middle  website as a source of good thinking problems with the teachers that I work with. This week I created...