These are a few sites you should definitely check out!

Diagnostic Questions

The best tool I have ever seen for identifying misconceptions among students. Seriously set up a class on here, do a few lessons with them using it and check out the interactive ‘insights’ diagram!

Don Steward

Great blog with lots of excellent ideas.


A great source of rich, engaging problems.

Underground Mathematics

Some wonderful activities for A-level students.

UKMT Mentoring Questions

Mentoring questions produced by the UKMT for students. They also do schemes for different ages.

"Thank you! Was recommended your file at the start of the year - and have used it quite regularly for resources/ ideas!"
"Thanks Owen. Really appreciated you sharing this. This will save me and others lots of time."
"Thanks so much for putting all of this together to share with everyone - brilliant! It must have taken ages (7 years +) and is greatly appreciated."
"Thanks so much - I've been teaching for 17 years and only ever dreamed of such excellent resources. I cannot praise you enough for you sharing these resources which are a monument to so much work. Wow!"
"Only had it a week and it's already become my 'go to first' resource planner! Fabulous staff, thank you so much!"
"Wow, fantastic set of resources. Very generous of you to share such a great library"
"Big thank you for sharing such a well organised library of resources. It is already proving invaluable in giving me the flexibility to respond to and address particular students' needs this year!"
"Can't thank you enough for sharing this and providing such clear instructions!"
"No trouble at all downloading - easy instructions. A ton of stuff to look through yet - looks like a holiday job!! Thank you for your time & generosity."
"Really great - thank you so much, and very clear instructions on how to access this. Will be very useful for September."