The Math Guy

Triangle properties are now a part of the grade 9 de-streamed math curriculum and  after doing some circle properties in a couple of classes...

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...

I recently spent two thought-provoking days at the Ontario Mathematics Co-ordinators Association's annual conference. The theme was on h...

An interesting thing happened in a Grade 9 class recently. I was doing a  coding activity looking at so-called Fibonacci numbers  where stud...

I tried this activity in Heather Lyon's MTH1W class using Polypad on Mathigon to help illustrate algebraic expressions. First Q: if thi...