Katmath: Mental arithmetic trainer

A friend who, during our past year of university, had taken every opportunity to point out how “boring” maths is suddenly came across a dream job – but it “required” a maths degree.  I put this mental arithmetic trainer together for her, along with some rushed algebra notes and an introduction to calculus.  After a week of intense studying on her part, mainly from the wealth of useful internet material (anyone remember BBC bite-size?), she got the Job – congratulations!

Download here.

Katmath screenshot

As an additional challenge, I kept the program’s file size at 4kB, without using any run-time beyond what comes with a fresh Windows XP installation…