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There’s a new lesson plan just added to our Free Lesson Library: Forty Faces. This has become a favorite of mine for many reasons, and like 1-2 Nim and Pig, it’s [...]
Integrity over Fidelity
In the recent, excellent article for EdReports, 3 Common Misconceptions About High Quality Instructional Materials, author Janna Chan makes a distinction between fidelity and [...]
In Defense of Recess
From a 2015 article on Orlando schools mandating 20 minutes of recess per day for students The pandemic has been hard on everyone connected to schools. Students have been suffering from depression & anxiety, and acting out. Teachers [...]
I just received this lovely reflection from the Early Family Math newsletter. I’m now on the board at Early Family Math, and I recommend you check it out! The issue of [...]
“Prime Climb Success Story”
I recently received this lovely email entitled Prime Climb Success Story. The thinking here is super interesting, in my opinion, and wonderfully idiosyncratic. Can you figure out [...]
4 Reasons Play and Math Go Together
There’s a huge, untapped possibility to improve math teaching and learning that is more playful and more rigorous than how most of us learned the subject back in the day.
Here’s how I know, and how to make it happen.
Am I a mathematician?
There’s discussion these days on who gets called a mathematician. Part of the goal is to offer a corrective to an existing bias: the cultural image of mathematicians is woefully narrow. There are a lot of approaches to broadening [...]
Basketball math! Swimming math!
Following up on my last blog post about counting on the swings, I wanted to share some more videos of me and Katherine counting with our son, Asa. What’s the goal in this? To let counting and numbers be fun, empowering, and a way [...]
I’ve been interested enough in Early Family Math to join on as a partner. The goal of the project is make quality resources available to families to support playful, joyful, mathematical play for young kids. I helped a little with [...]
Conjectures and Counterexamples 1
Some natural conjectures about 1-2 Nim The person who goes first wins. The person who goes second wins. Who wins depends on how many counters there are. It doesn’t matter what you do until there are 5 counters left. You win if there [...]
3 Steps to Change Math Class
Over the years, we’ve thought a lot about the steps one needs to take to go from beginner to expert at teaching math. It wasn’t enough to explain or demonstrate something extraordinary. Teachers needed to get excited about [...]
Perils and Promise of EdTech (featuring Prime Climb)
We are, as a rule, skeptical of the promises of the EdTech world. When so many students (young students especially) need hands-on materials, why put them on screens? And why do so [...]