Blog
CAS - which way to go? Free
This blog entry was written as part of a reflection on the ICTMT 10 conference held in July in Portsmouth, UK. CAS for schools is tricky decision at the moment, but I must confess that this conference...
Blog
ICTMT 10 - Portsmouth Free
This blog is a short reflection on my experience of the ICTMT10 conference in Portsmouth 5 – 8 July 2011. I will not attempt a complete review of the conference for two reasons. Firstly, it would be impossible...
Vectors and Transformations
Rotation Navigation TN Free
I find that some students struggle for a long time with the idea of a centre of rotation, and that its position is defined using coordinates. This activity is a great example of how software allows students...
Algebra and Graphs
Sliding Bus Puzzle TN
This activity is another great example of a puzzle whose solutions can be modeled by an algebraic sequence. The puzzle provides an engaging introduction and an incentive to generalise, which helps students...
Blog
An incentive to generalise Free
I recently attended the ICTMT10 conference in Portsmouth. Amongst the many presentations was a thought provoking keynote from Richard Noss in which one of the themes was considering the merits of different...
Algebra and Graphs
Frogs TN Free
Bring life to this classic sequences problem by getting students out of their chairs and jumping around to solve the problem. This is a terrific problem for generating and investigating a quadratic...
Blog
Data is out there! Free
The longer I teach mathematics, the more apsects of it I enjoy teaching. My preferences vary from group to group and course to course, but just at the moment, I think it is really exciting to teach statistics....
Blog
Poker Machines and Percentages Free
This blog entry is really just designed to ask the question above and not to answer it. The hierarchy of mathematical sub-topics has always fascinated me and I have never really been clear on what I would...
Blog
Animated questions Free
Dynamic geometry and similar dynamic software have been a major influence on my own understanding of mathematics and consequently my own teaching. Start with the notion that all squares actually meet...
Algebra and Graphs
Quadratic Movers Videos Free
Try to reproduce each of these videos using graphing software or your graphical calculator 1. Up and Down Extension – You might find plotting quadratic graphs in this format y=(x-a)²+b useful for...