Place Value Addition for iPad, Chromebooks, and Windows 10 PC. Please visit idevbooks.com/apps/place_val… for more information.

I'm comfortable giving the student who needed 4 attempts to master a skill the same grade as the student who only needed 1 attempt. 'If' a student learns is more important to me than 'when.'

Unit Circle posters! (also nails appreciation post 💅). Students construct it all out of special right triangles. #mtbos #iteachmath

I absolutely love teaching at my school and love my students, but it needs to be said: teaching kids at low income/high needs school where so many have experienced trauma is tough. We have fewer resources each year. I am barely hanging on. Today was rough. 😔#teachertwitter

Still waiting to hear Pearson Edexcel 's position on #ClimateChange. Maybe it isn't a problem after all? That's what they want us to teach the kids...

It’s very exciting to see so much interest in this!

I'm very proud to share Quanta Magazine's new "Map of Mathematics" - a guide to some of the most important ideas in math today and how they relate to each other. Enjoy! And let us know what you think. #mathmap quantamagazine.org/the-map-of-mat…

This has been around a while but I love this visual representation of the Pythagorean Theorem that emphasizes the area (or volume) of the squares outside the triangle and not just the length of the triangle's sides. #MTBoS #iteachmath

Australia’s Oldest Man Knits Tiny Sweaters For Penguins Injured In Oil Spills #MensArt

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Book Review: Visible Maths by Mr Mattock FCCT CMgr FCMI NPQSL via Crown House Publishing ukedchat.com/2019/02/22/vis… #UKEdChat

What is new in Long Division app version 6.5? - support for iOS 15 idevbooks.com/apps/division.…

After 12 years on the App Store - and 24 updates - Long Multiplication version 6.5 now supports iOS 15. idevbooks.com/apps/multiplic…

Column Addition version 6.5 is now on the App Store. Supports iOS 15. idevbooks.com/apps/addition.…

Math Wizard is a unique app which let kids play freely with math expressions thanks its Sandbox. Release date: March 7th! youtu.be/bfTvn8bYDYM

Place Value Subtraction for iPad updated to version 1.1.

Place Value Addition

Place Value Multiplication for iPad, Windows 10 PC, and (soon) Chromebook