This resource from Jonny Griffiths contains a range of puzzles designed for 14 to 17 year old maths students. In each puzzle, the digits one to six have been rubbed out and replaced with six squares labelled a to f. The task is to put the digits back in again correctly to make each statement true...

This activity booklet uses the real life context of air traffic control using radar signals to identify the position of an aeroplane that students act out. It provides them with an opportunity to use their knowledge of waves and speed = distance / time to calibrate and calculate the distance a plane is from the...