algebra – Journey not the Destination

How another country teaches the Quadratic Formula

Glenn / 31 October, 2019

One of the most enjoyable thing I have done over my career is work with teachers from other countries. The […]

Glenn / 7 September, 2016

The struggle to understand why we teach K-12 mathematics in the order we do, and the content we do is

Glenn / 10 June, 2015

I begin the class with a “what do you notice?” “what do you wonder?” session. This is probably the 5th

Glenn / 4 June, 2015

My last post was about the three rules I use in my classroom. I developed the how and why in

Glenn / 2 June, 2015

In Algebra 2, I start with my 3 rules. They really are not “my” rules they are just restatements of

Glenn / 30 May, 2015

I tried to do a 180 blog, and made it to 90. I really don’t know how people like Justin

Glenn / 17 January, 2015

Nothing annoys me more in teaching math than a bunch of rules to memorize, and rational function come with their

Glenn / 7 November, 2014

This post is a branch of yesterday’s post on polynomials. As were are teaching this year, I am giving them

Glenn / 6 November, 2014

I haven’t posted in a while, mainly because I am just so happy with how my classes are going. I

Glenn / 23 September, 2014

That’s right, they got greedy, and lost. Well, everyone gained, knowledge and skills that is. Today (and tomorrow in one