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Peter Mattock FCCT CMgr FCMI

@mrmattock.bsky.social
1.3K followers 1.3K following 362 posts

Secondary Maths Subject Lead for Leicester and Leicestershire SCITT. Maths Teacher and Leader in England for 20+ years. Author of Visible Maths, Conceptual Maths and Leading Maths.

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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 04/09/2026
Friday night is pre- #mathsconf drinks night. Great to see so many people out for the first Friday/Saturday of term for #mathsconf41 @lasalleed.bsky.social @atulrana.bsky.social @garethshadick.bsky.social @oxunipress.bsky.social
Selfie of several maths teachers
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 29/08/2026
My first speaking session since leaving my role at Twinkl. Feels weird but strangely enjoyable to be preparing to speak at the next Complete Mathematics conference #Mathsconf41 using my old style PowerPoint template, rather than the Twinkl template.
Title slide with title "Time to revisit...probability" and my information for the session I am delivering at the upcoming Complete Mathematics Conference for LaSalle Education in Liverpool.
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 16/07/2026
Last month I had the wonderful opportunity to sit down with @marymyatt.bsky.social Myatt for the Twinkl Educational Publishing 'Leading With' podcast to talk all things curriculum, including how leaders can improve their curriculum.
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 13/07/2026
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 07/07/2026
My latest "Understanding #mathshacks video" is now out. This video examines a lovely test for divisibility by 8. See the #mathstrick, and why it works, here: youtu.be/7jeMuXbo9do
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 23/06/2026
A wonderful afternoon delivering my sessions at the @barnsleycollege #Maths FE meet today. People seem genuinely enthused at the potential impact of a few carefully chosen models and representations to support learners to make sense of mathematical structure.
Me standing in a classroom
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 03/06/2026
Very excited to announce that I have had my first article, 'On the flipping of coins', and co-written with my former pupil & maths PhD candidate Ashleigh, published in the @amiemathematics.bsky.social's journal 'The Mathematical Gazette'. Read the article here: www.tandfonline.com/eprint/XWV7W...
Banner saying "Read my article online the Mathematical Gazette"
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 27/05/2026
Very pleased to have my blog educatingmrmattock.blogspot.com/2026/04/they... featured in this month's @edaptuk.bsky.social policy insights newsletter (bit.ly/4vhQFG2) as part of their 'bloggers in the spotlight' section - although I should point out I haven't been an Assistant Principal for a year.
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 26/05/2026
Just four weeks to go until the first ever FE specific maths teachmeet event at Barnsley College. Hear from me, Emma Bell, @edsouthall.bsky.social and @mrmetacognition.bsky.social! The event is completely free, but you must register here: forms.office.com/Pages/Respon...
Barnsley College FE Maths meet advert.
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 13/05/2026
Can partnering with universities help close maths attainment gaps? It would appear so! I sat down with Cath Moore and Philip Chaffe from @meimaths.bsky.social and Matthew Lucas from @ucl.ac.uk in the latest Twinkl 'Leading With' podcast to discuss an exciting project they have been working on.
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 08/05/2026
I am delighted to be delivering a session as part of Twinkl's Festival of #Tutoring @twinklbeyond.bsky.social! Sign up for mine (or one of the sessions over the four days) here: www.twinkl.co.uk/festival-of-.... Hope to see lots of #tutors there!
Picture of the marketing slide for my session.
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 29/04/2026
The third video in my series about understanding #mathshacks and #mathstricks is now out. This one features a lovely trick for approximating square roots of whole numbers that has beautiful connections. Watch the full video here: youtu.be/IlMeZFe-m0M
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 18/04/2026
So happy that @teachertapp.bsky.social have featured my recent blog about the fallacy of comparing the ease with which kids learn popular song lyrics and the difficulty they have in learning things in the classroom. Read it for yourself here: educatingmrmattock.blogspot.com/2026/04/they...
Teacher Tapp screen showing my blog
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 18/04/2026
@stephenfroggatt.bsky.social sharing the first equations (written with an equals sign) in history from Robert Recorded at #mathsconf40
Picture of a slide showing equations
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 18/04/2026
Ready to kick off the day for #mathsconf40 @lasalleed.bsky.social
Intro slide for maths conf 40
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 17/04/2026
It's @lasalleed.bsky.social #mathsconf Friday! One of my favourite days of the year, getting to see plenty of old friends and colleagues for the social drinks before #mathsconf40. Not even this grey, drizzly British weather can dampen my spirits!
Picture of me before catching a train
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 11/04/2026
All the benefits of being a member of @amiemathematics.bsky.social - sign up now!
Slide showing in the benefits of membership of the association of mathematics in education
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 11/04/2026
Such a wonderful message to start the day at the @amiemathematics.bsky.social members day from GH Hardy.
Slide for a quote from GH Hardy about mathematicians from the mathematicians apology
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 11/04/2026
And here we are ready to kick off a lovely day at the @amiemathematics.bsky.social members day. A great buzz in the room and already bumped into so many great friends and familiar faces.
Picture of the AMiE banner
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 11/04/2026
An early start on a miserable morning to get down to London for the first @amiemathematics.bsky.social members day. But that just means the day can only get better! Especially when I get to catch up with the lovely Emma Bell and @learningmaths.bsky.social (amongst many others I am sure).
Picture of sign at Hinckley train station.
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 01/04/2026
I am delighted that I was able to discuss all things @dyscalculianetwork.bsky.social with one of its founders, Rob Jennings, for Twinkl's "Leading With" Podcast, now available to listen to on Spotify or Apple Podcasts. open.spotify.com/episode/2hVV... podcasts.apple.com/us/podcast/d...
Image of Rob Jennings from the podcast with a quote "Dyscalculia is just as common as dyslexia, but we are just missing it. If we're not identifying it, we can't support it"
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 21/03/2026
Very excited to be here at the @collegeofteaching.bsky.social annual lecture and Chartered Teacher graduation ceremony at the @britishlibrary.bsky.social.
Picture of the Chartered College of Teaching graduation posterPicture of Chartered College of Teaching banner
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 21/03/2026
Off to London today to see friends and colleagues at the @collegeofteaching.bsky.social Annual Lecture, especially my colleague Laura Brogan as she is awarded her Fellowship. Also very excited to listen to @teresacremin.bsky.social give this year's lecture about reading for pleasure.
Picture of train information board showing London Euston.
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 11/03/2026
Fantastic afternoon filming my latest episode of the Twinkl 'Leading With' podcast with Cath Moore and Philip Chaffe from MEI and Matthew Lucas from @ucl.ac.uk about their project focusing on engaging Y10 pupils with university whilst raising maths attainment. Cannot wait for this one to come out!
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 03/03/2026
Missed my webinar with @educake.bsky.social last week looking at tackling the trickiest concepts in secondary maths? What were you doing with your time??? Fortunately for you, you can catch up on everything we discussed on Educake's YouTube channel here: www.youtube.com/watch?v=ehDBzcr-sok
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 28/02/2026
Managed to collect all four of this year's #REdBrum badges before the end of the first break! #GottaCatchEmAll
Picture of 4 badges from Research Ed Birmingham
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 28/02/2026
Great early message from @carlhendrick.substack.com at #REdBrum
Slide from Carl Hendrick about retrieval practice
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 28/02/2026
A miserable start to this Saturday morning. But that means that things can only get better for my exciting day speaking and listening at #REdBrum!
Picture of rain at my train station.
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 20/02/2026
Very excited to receive my copy of 'Maths Revolution' by the wonderful @tessmaths.bsky.social today. Was lucky enough to have seen a copy of this to review - a must read for anyone working with struggling or reluctant GCSE learners.
Cover of the book 'Maths Revolution'
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 23/01/2026
Not one but two chances to listen to me talk about aspects of teaching mathematics next month - on two consecutive days! Click the links in the first comment to sign up for either one or both of the sessions. What better way to start your week with a double-dose of talking about maths?!
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 21/01/2026
Absolutely fantastic day at @mathshorizons.bsky.social talking with people about teaching problem solving in maths. Big thanks to @drhelendrury.bsky.social, @edsouthall.bsky.social (and the other members of the team) for hosting such a wonderful get together and discussion.
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 21/01/2026
Early start this morning for my trip to London to take part in the @mathshorizons.bsky.social session looking at their new problem solving framework. Looking forward to catching up with many of my friends and colleagues in maths education and getting into a fascinating area of debate.
Picture of me on my way to the train station
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 16/01/2026
My week of website updating comes to a close with four new Frayer models on www.frayer-model.co.uk. Two in the number section - surds and rational numbers Two in the algebra section - coefficient and variable.
Image of the surd Frayer model
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 16/01/2026
Very excited to announce that my episode of the @twinklresources.bsky.social 'Leading With' podcast featuring @tomrocksmaths.bsky.social looking at engaging pupils and the wider school community with mathematics is now live! Check the comments to listen to the full episode.
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 15/01/2026
My website updating continues, this time it is the turn of www.front-loaded-feedback.co.uk! The 'Algebraic expressions' & 'Number & Calculation' sets didn't have any exercises that had more than one question so I added 5 more slides to each. That is 10 new question sets with questions like these:
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 14/01/2026
My week of website updating continues with 4, yes 4!, new videos on my YouTube channel exploring solving different types of ratio problems. Want to see how these can all be tied together using a couple of fantastic representations? Check them out here: www.youtube.com/c/PeterMattock
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 13/01/2026
I am doing some long overdue website updating this week starting with adding a new resource to my more-same-less website - simplifying ratio. Download it here: www.more-same-less.co.uk/2024/08/on-t...
Picture of the more same less grid provided at the link
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 09/12/2025
Wanting to start the new term with some top quality Maths #TwinklPD? Join me on the 19th January to discuss Coherence in the Maths Journey - completely free! Use the Eventbrite link here to sign up: www.eventbrite.co.uk/e/coherence-...?
Image of the Eventbrite advert for the teach meet.
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 08/12/2025
Looking forward to my trip down to London today to be part of Future Academies Maths INSET day. Will be great to catch up with @nilampatel86.bsky.social and work with all of her maths teachers and leaders.
Photo of Hinckley railway station
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 21/11/2025
Today was a great day - my graduation from my Masters in Educational Leadership from Coventry University courtesy of The National Institute of Teaching and Education. Lovely to catch up with people from the course and celebrate our achievements.
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 20/11/2025
Finally home after two long but productive days supporting the development of maths in the @stoccat.bsky.social secondary schools. Viewed some lessons, planned and delivered some INSET, and even managed to do a bit of teaching! Looking forward to being back there in January.
Picture of the sign at Hinckley train station
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 11/11/2025
Behind the scenes of the recording session with @tomrocksmaths.bsky.social for the @twinklresources.bsky.social "Leading With" podcast today where Tom shared his insights into engaging people in maths as well as what he learned from sitting GCSE exams and deputising for Rachel Riley on Countdown!
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 11/11/2025
A busy day for the @twinklresources.bsky.social team today, particularly Danielle Davies (with a very early start to get to London) - back to back podcast filming with myself and Karen Stretch both in the studio. Hopefully the journeys home are smooth!
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 11/11/2025
Just a week to go until this brilliant day for maths teachers and leaders! Sign up to hear from me, and many others, here: tinyurl.com/mt4shjfc #UKMathsChat
Advert for my session at the Daisy Education International Maths Conference
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 11/11/2025
Early start this morning but very excited to be on my way to London to film a special episode of the @twinklresources.bsky.social Leading With podcast with @tomrocksmaths.bsky.social. Not one for maths leads to miss!
Picture of my train to London
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 29/10/2025
Recently I was given access to a great new tool for identifying & supporting dyscalculia & other maths difficulties. Created by Rob Jennings, co-founder of the @dyscalculianetwork.bsky.social, & Jane Emerson, founder of Emerson House. Read about it: educatingmrmattock.blogspot.com/2025/10/new-...
Copy of the book cover for the Maths and Dyscalculia Assessment
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 11/10/2025
#TwinklMaths unite for the first time in person as myself and @joncripwell.bsky.social attend #mathsconf39 @lasalleed.bsky.social
Pete Mattock and Jon Cripwell in front of a complete maths conference banner.
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 10/10/2025
The obligatory #mathsconf39 pre-conference social selfie. We even managed to organise it without @rjs2212.bsky.social here! @lasalleed.bsky.social
Photo of conference attendees
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 08/10/2025
A week to go until my next TeachMeet! Join me at 4 pm on Wednesday 15th October to examine some different models we use in teaching mathematics, what it means for them to be forward-facing, and which models that we use can be considered forward-facing. www.twinkl.co.uk/events/teach...
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Peter Mattock FCCT CMgr FCMI @mrmattock.bsky.social · 07/10/2025
Its official! I have been awarded my Master of Arts in Educational Leadership, with a Merit. Big thanks to National Institute of Teaching and Education (NITE) for their teaching, support and guidance through this wonderful course.
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