Updating that SU Box task S4 with a quick simple GeoGebra File. SWFs are long gone. geogebra.org/classic/qg2hb2… Task is S4 here on: mrbartonmaths.com/rich/standards…

Explore the effect of outliers on scatter graphs. geogebra.org/m/tjtky22u

Explore midpoints on GeoGebra geogebra.org/classic/gfbnjq…

distance "formula", on GeoGebra geogebra.org/calculator/zns…

A quick GeoGebra app to demo discriminant: geogebra.org/classic/mvcwea…

Far from a polished piece of work, but it's a start. Dividing expressions.

“There's a weird branding phenomenon happening with "The Science of____” in education used to describe a handful of practices & processes related to cognition & the brain: “there is no such thing as “the science of learning” @HumResPro humanrestorationproject.org/writing/there-…

“You don’t need to be teaching them how to play golf, kids are brilliant, they’ll figure it out. You need to make sure they’re in an environment to grow to love the game” Imo this really could apply to many facets of education - from areas of maths to music and art.

If you've got a spare minute to watch this, I'm really quite excited about it! I don't sound it in the video, but that's only because it's nap-time upstairs for the 2yo. Example objective: mathsbot.com/objective?id=4…

Here's another one showing how I model subtraction with negative numbers. #miniMathsBots mathsbot.com/cpdMenu

Just caught up on the Mathigon session on AUTHORING MODE in Polypad from the brilliant David Poras on the Mathigon YouTube channel. I was already aware of quite a bit of this, but learned loads more! youtu.be/Y0c7rrf6m6Y?si…

I thought this to be interesting, a little look at the starting points of ATM and MA. journals.openedition.org/adsc/293

I spent a week in a classroom in Bordeaux - hard work sitting still, making notes, listening attentively and having that feeling that you're only ever working on you haven't yet mastered!

Bayes' Theorem slides coming soon! I believe this is the last IB resource where there isn't overlap with A Level.

L'équipe d'EMC, partageons ! remercie certaines chaînes d'informations, qui, en cette période électorale, se sont chargées de renouveler notre stock d'infographies pour alimenter notre séance "Les calculs sont-ils bons ?". À retrouver ici : emcpartageons.org/2022/03/20/sem… Poke M@ths en-vie

This type of nonsense shouldn't be allowed. Someone is deliberately misleading, surely?

When multiple teachers within a school all use the same routines, special things happen. A short thread on collective acceleration: ↓

Heading over to BlueSky. If for some unlikely reason you're looking for me..try LinkedIn or here! bsky.app/profile/mathst…

Great overview #cogscisci

What 10 minutes a week can do Want your students to really learn, not just cram and forget? Mix up topics in quizzes and have them recall from memory. It feels harder — and that's exactly why it works. #RetrievalPractice #Interleaving #EduTwitter kirschnered.nl/2025/05/09/wha…