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This site is such a fantastic one stop shop for IB Math Studies resources. I really appreciate the depth and variety of both materials and ideas offered. The materials that I have tried are thoughtful and engaging for students. I also like the dynamic...

Vern Cedarlund, Eugene, USA

I also HIGHLY recommend this website! It has loads of great, ready-to-use resources. The website is easy to navigate and easy to find material. The activities are creative and meaningful, encouraging greater understanding of the topics. I've subscribed...

Hellen Phan, International School Augsburg-ISA-gGmbH, Germany

This site is very helpful for students and useful for teachers ,I used the worksheets and questions a lot in my teaching studies,all ideas about internal assessment also are meaningful and students can benefit from them.

Sana Saeed, Modern Knowledge Schools, Bahrain


First Draft Feedback

2 July 2017

This post will eventually be a full page in the new structure of the IA section. For now I thought it might be interesting to share as a blog... more

Venns in the news

24 May 2017

I love how often we see venn diagrams in a variety of different contexts. I think they are seen as particularly powerful visualisations and... more

This year's projects

19 May 2017

I thought I would write this post about the topics my students have chosen for their IAs this year. I am busy re writing the IA section of the... more

Subscriber comments

  • 21 Sep Jim Noble
    G & T Practice
    Sorry it took so long - hopefully useful to you next time, but I have now posted the solutions
  • 17 Sep Jim Noble
    The 6 million question
    Corrected! Thank you
  • 13 Sep MA. Rhosezal Torcuator
    Focus - Chi Squared
    Hi! Could we have it in pdf or ppt file? thank you
  • 10 Sep Jim Noble
    The 6 million question
    Wow, well done Ewa - That is quite ironic given the point of the exercise - 'what difference does an extra zero make here and there' Anyway, it should indeed be 27000000 but it seems that the calculation was done as though I did have 27000000...
  • 1 Sep Ewa Panetta
    The 6 million question
    Hi there! I love this activity and used it for the second time this year to begin my Maths Studies course. It clearly made an impression on my students who admitted to being shocked by the final estimate. However - we did spot an error in...
  • 24 Aug Cindy Harrison
    Sets of Numbers
    Thanks Jim!
  • 23 Aug Jim Noble
    Focus - Chi Squared
    Hi Lesley - not for now, just playable through the website..... out of interest, if they were downloadable, what format would you choose?
  • 23 Aug Jim Noble
    Sets of Numbers
    Hi Cindy - funny I couldn't see the reference and some stuff appears to have gone missing from this page. I will check it out. In the mean time I have put the link to the number rights video in the page under resources and here just in case....
  • 23 Aug Jim Noble
    Meeting Functions
    Hi Antony, thanks for pointing this out! Can you just confirm for me that you are looking for the output that goes with input (16, 9, 1) and the function y = x^0.5? I think thats right in which case am I right in saying that since y = x^0.5...
  • 22 Aug Cindy Harrison
    Sets of Numbers
    Hi Jim, I can't seem to find the video referred to here. Number Rights. Can you tell me where to find it? Thanks, Cindy
  • 22 Aug Antony Lewis
    Meeting Functions
    Great activity! I used the worksheet (Meeting functions) with my class - and got them to place the relevant inputs, function and outputs in a table on an A3 poster. The only comment I would make is that the output {-4,-3,-1} should be {1,3,4}...
  • 17 Aug Lesley Twiss
    Focus - Chi Squared
    Are the summary slides somewhere that I can download them so I can tweak them for my class?