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A digital guide to the process of problem solving which highlights strengths and weaknesses, explains mistakes, reminds you about definitions and helps to clarify concepts.Check out our Introductory network to see it in action.


IA marking tutorial 2

IA tutorial


IA marking tutorial 1

IA marking network


IA marking tutorial 3

Virtual IA marking tutorial


Olympiad 3

At what point does a small ball rolling off a big one leave it's surface.

Blog postsSee all

  • 2 May 22

    School lever

    With a long enough lever you can lift anything. Here I am trying to move millstone from the river by  my house. I have moved it 2m in 2 days means it will be in out garden some time next year. The mechanical advantage is about 20 since the...

  • 18 Apr 22

    IA 2022

    Actually the title should be 2023 since that is when this lot will do their exam, however I always get the IA done early so my first year students have just handed in their 1st draft. I have given feedback and they have 1 week to finish it...

  • 9 Apr 22

    Best fit curves in GeoGebra

    Some of my students and I are having difficulty plotting curves in Loggerpro. There seems to be some bugs. Curve plotting is necessary in the IA when an equation can not be linearised, however it is important that the curve plotted is based...

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