Build a mini eco-system, and collect and interpret data on how well the plants grow under different conditions.

Investigate how avalanches occur and how they can be controlled

This problem offers you two ways to test reactions - use them to investigate your ideas about speeds of reaction.

Which countries have the most naturally athletic populations?

Is it the fastest swimmer, the fastest runner or the fastest cyclist who wins the Olympic Triathlon?

A farmer has a flat field and two sons who will each inherit half of the field. The farmer wishes to build a stone wall to divide the field in two so each son inherits the same area. Stone walls are. . . .

With access to weather station data, what interesting questions can you investigate?

Match the cumulative frequency curves with their corresponding box plots.

Simple models which help us to investigate how epidemics grow and die out.

This article explores the process of making and testing hypotheses.

Can you deduce which Olympic athletics events are represented by the graphs?

How well can you estimate 10 seconds? Investigate with our timing tool.

Are you at risk of being a victim of crime? How does your perception of that risk compare with the facts and figures?

Square numbers can be represented on the seven-clock (representing these numbers modulo 7). This works like the days of the week.

A manager of a forestry company has to decide which trees to plant. What strategy for planting and felling would you recommend to the manager in order to maximise the profit?

Can you make sense of the charts and diagrams that are created and used by sports competitors, trainers and statisticians?

Can you make sense of the charts and diagrams that are created and used by sports competitors, trainers and statisticians?

Baker, Cooper, Jones and Smith are four people whose occupations are teacher, welder, mechanic and programmer, but not necessarily in that order. What is each person’s occupation?

Engage in a little mathematical detective work to see if you can spot the fakes.

Choose any three by three square of dates on a calendar page...