Dr Tom Crawford

Mathematician @UniofOxford AND @Cambridge_Uni, @OxfordConted, @Numberphile, @YouTube 'Creator on the Rise', Naked Mathematician, @TedX Speaker, @c4countdown

[Dr Tom Crawford @tomrocksmaths]

COUNTDOWN. Still can’t believe this happened, but you will now be able to watch me attempting to do maths live on television for the next 3 weeks, starting Monday at 2:10pm @Channel4. So excited to be joining the @C4Countdown family - long live daytime television!!

[Dr Tom Crawford @tomrocksmaths]

Some excellent mathematical finds exploring Bishkek including the game of Toguz Korgool which was described as a means to “develop logic, analysis and thinking skills”. Having never heard of it before I now need to play. Is there anyone that can teach me? Love Kyrgyzstan so far!

[Dr Tom Crawford @tomrocksmaths]

https://t.co/MEU0r3nqUQ

Let's go maths!! The next group of essays in the 2026 TRM Essay Showcase are now online - which is your favourite?

Read all the titles on the second image and then go have some fun learning more about our favourite subject :)

[Dr Tom Crawford @tomrocksmaths]

With today's news of an impending UK social media ban, here are some important points raised during the "UK Government Consultation".

Ban the other platforms for under-16's if you must, but don't stop young people from learning. YouTube isn't social media - it's where we learn.

[Dr Tom Crawford @tomrocksmaths]

NEW VIDEO: https://t.co/Zqov1saRJC

How does the Spanish ESO Exam compare to other maths exams around the world?

Join the premiere and watch me sit the paper today at 5pm (GMT+1) - see you in the live chat!

[Dr Tom Crawford @tomrocksmaths]

NEW TRAILER: https://t.co/5u83hbKUHI

When your 'Maths' exam asks you a Biology question...

Watch me take the Spanish ESO Exam tomorrow at 5pm (GMT+1) on YouTube. You're in for a WILD ride.

[Dr Tom Crawford @tomrocksmaths]

2026 Essay Showcase Group III: https://t.co/xh9LbC9G72

Rocket engine nozzles; chaos theory; different sizes of infinity; Archimedean spirals; the floor function; the endless nature of earworms; fraud detection... basically all the maths.

Contents on 2nd image - happy reading :)

[Dr Tom Crawford @tomrocksmaths]

NEW VIDEO: https://t.co/gz1vIwbVuY

I played a horror maze running on real quantum hardware - play for FREE at https://t.co/iyF3pUdMzT

[Dr Tom Crawford @tomrocksmaths]

Another brilliant group of 20 essays for you to enjoy courtesy of the 2026 TRM Essay Showcase. From a Jujutsu Kaisen paradox, to the difficulty of Secret Santa, via the hidden areas of the brain uncovered by maths, there really is something for everyone!
https://t.co/oeXxVJY73t

[Dr Tom Crawford @tomrocksmaths]

Modelling the new STEM themed merchandise from Oxford Lifelong Learning - powered by curiosity.

Order online at the College Store and show off how much you love learning: https://t.co/ybnXqjEXzM

[Dr Tom Crawford @tomrocksmaths]

That’s a wrap. Teaching completed for the academic year 2025-26. Best of luck to everyone taking exams - you’ve got this!

Photos from my final tutorial with the first years @UniofOxford covering Fourier Series and PDEs.

[Dr Tom Crawford @tomrocksmaths]

NEW VIDEO: https://t.co/j8CMtLU0bp

Can you solve this circle geometry puzzle? Solution courtesy of 'Proof Positive' from @sciam - sign-up for the FREE maths newsletter here: https://t.co/5dB6bPnTwW

[Dr Tom Crawford @tomrocksmaths]

https://t.co/SVVoOhKXlC

Let the showcase begin! With 600+ entries this year, the 2026 TRM Essay Showcase is going to take a while, but it does mean even more brilliant maths for you all to enjoy. Starting with an excellent selection of topics in Group I.

Contents on image 2 :)

[Dr Tom Crawford @tomrocksmaths]

NEW VIDEO: https://t.co/AwRMkGjRZM

Improve your maths skills with the FREE weekly maths newsletter 'Proof Positive' from @sciam.

Sign-up here: https://t.co/5dB6bPnTwW

[Dr Tom Crawford @tomrocksmaths]

Hanging out with my new bestie Temi Danso Art at the House of Lords for the launch of the Digital Creators APPG Report. A privilege to be a part of the conversation around social media and young people - whatever happens let’s make sure people still have access to the good stuff!

[Dr Tom Crawford @tomrocksmaths]

Revision classes all week with the first year maths undergraduates at the University of Oxford - what subject were we covering today?

[Dr Tom Crawford @tomrocksmaths]

Watch Miss Estruch (Biology) tackle some GCSE Maths questions with me as a "human cheat sheet".

Can you solve the example question in image 2?

Full video here: https://t.co/BWYL6xh9g8

[Dr Tom Crawford @tomrocksmaths]

NEW VIDEO: Can I Pass a GCSE Biology Exam 20 Years Later?

Part 1 of the collaboration with Miss Estruch Biology premieres today at 12 noon (GMT+1), immediately followed by Part 2 where Miss Estruch takes a GCSE Maths Exam. See you in the live chat!

https://t.co/KZorZh8r0H

[Dr Tom Crawford @tomrocksmaths]

Using fluid dynamics to keep your car cool in hot weather.

Great to be able to share my love of fluids with the i Paper and help to explain the maths behind the brilliant life hack from Hannah Fry.

Read the full article here: https://t.co/PAAlMAKQLx

[Dr Tom Crawford @tomrocksmaths]

Here's a gem of a puzzle to get stuck into over the weekend from TRM intern Mountain Cheng: can you design an intersection of 12 roads such that for any journey you never merge more than 9 times?

Full explanation in the article - have fun!
https://t.co/v8EkrTMSlS

[Dr Tom Crawford @tomrocksmaths]

Tsutsui Feast at Robinson College Cambridge - for fellows and guests to celebrate everything Robinson. A biennial event funded by a former visiting fellow who wanted us all to remember the joy of being at this fantastic college.

Menu and food snaps below :)