When photographers include the Moon or Sun in a picture, you can find the angle of view and the focal length of the lens by a simple application of trigonometry.

Is Keith the new Kevin?

MS PowerPoint can help you plan writing – forces focus on structure

Coventry covered market has good light and isn’t always full..

Good old fashioned museum in Oxford has a range of objects

Mathworld by Eric Weisstein is a huge online reference

Amateur page on monochrome photography with small 35mm cameras

Teletubbies alive and well and living in Korea

Mathsnet is a web site that provides interactive demonstrations of maths topics