Blog posts

Icosahedral viruses - potential extended essay 14 June 2020

Most of us know a lot more about viruses now than we did a few months ago. I was fascinated to learn that some viruses exhibit very interesting geometric properties. The virus causing the current global... more

Virus tests, probability and false-positives 3 June 2020

My apologies for another blog post (see 13 May post) which includes the words "virus" and "probability" but undoubtedly some interesting mathematical components are embedded in aspects of the current... more

7350 coin flips on a GDC 18 May 2020

It’s pretty clear after a look around my site that I have a clear preference for the TI-Nspire CX when it comes to choosing a graphic display calculator (GDC). Some day – who knows when – handheld... more

Numeracy, probability & coronavirus 13 May 2020

Today is National Numeracy Day in the UK. I discovered this by coming across the following article in The Guardian newspaper this morning written by the chief economist of the Bank of England, Andy Haldane:... more

Distance learning 7 April 2020

The two mathematics sites, Math HL-SL and Math Analysis (covering the three courses: Maths SL, Maths HL and Maths-Analysis & Approaches), offer a wide range of materials that can be... more