The Math Guy

I've been lucky enough to work with a teacher of a Grade 10 Applied class and we have been trying to adopt a more visual approach to hel...

Circle properties are new to the Grade 9 de-streamed math course here in Ontario. Personally, I have always enjoyed these: not just the prov...

One of the biggest hurdles to mathematical understanding is moving out of additive thinking into multiplicative thinking. There are many rea...

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 been reflecting a lot on Peter Liljedahl's work in the past few months and have been more intentional about implementing his idea...

Having seen the occasional tweet about using Lego to teach fractions, I was curious as to how effective this might be. Today I tried this fo...