Two Trains…

The classic two trains are approaching each other problem without the trains. Students will solve a system of equations to determine the answer to this 3-Act Math Problem.

Read More »

Catch the Spiral! 

Last May I shared my day-to-day planning spreadsheet for my grade 9 applied course. On that sheet I recorded the topic, tasks, and resources for each

Read More »

Sum It Up! 

Here is a small strategy I used for our review day today. In Advanced Functions we were reviewing average rates of change and instantaneous rates

Read More »

My Favourite 

Let’s start with this one question:   For me, I use a set of 4 criteria to evaluate all resources, tools, and lesson ideas. It

Read More »

One Best Thing

The MTBoS Blogging initiative has begun! Check out the two options to blog about.  I choose option 1 which is writing about something good that

Read More »

Fast Clapper

Let’s get a round of applause for this active lesson that asks students to use unit rates or proportions to see if they can beat the fastest clapper in the world.

Read More »

JON ORR IS ALSO A REGULAR CONTRIBUTOR TO THESE WEBSITES:

©2018 mrorr-isageek.com / privacy policy