Investigate how avalanches occur and how they can be controlled

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

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

This article for teachers looks at some suggestions taken from the NRICH website that offer a broad view of data and ask some more probing questions about it.

This problem explores the range of events in a sports day and which ones are the most popular and attract the most entries.

This article for teachers describes an activity which encourages meaningful data collection, display and interpretation.

This activity is based on data in the book 'If the World Were a Village'. How will you represent your chosen data for maximum effect?

Statistics problems at primary level that may require resilience.

Statistics problems at primary level that require careful consideration.

Statistics problems for inquiring primary learners.

Statistics problems for primary learners to work on with others.

Class 5 were looking at the first letter of each of their names. They created different charts to show this information. Can you work out which member of the class was away on that day?

Which countries have the most naturally athletic populations?

Have a look at this data from the RSPB 2011 Birdwatch. What can you say about the data?

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

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

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

Decide which charts and graphs represent the number of goals two football teams scored in fifteen matches.

Nine cross country runners compete in a team competition in which there are three matches. If you were a judge how would you decide who would win?

Looking at the 2012 Olympic Medal table, can you see how the data is organised? Could the results be presented differently to give another nation the top place?

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?

What statements can you make about the car that passes the school gates at 11am on Monday? How will you come up with statements and test your ideas?

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

Take a look at these data collected by children in 1986 as part of the Domesday Project. What do they tell you? What do you think about the way they are presented?

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?

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

What can you say about the child who will be first on the playground tomorrow morning at breaktime in your school?

These red, yellow and blue spinners were each spun 45 times in total. Can you work out which numbers are on each spinner?

This activity asks you to collect information about the birds you see in the garden. Are there patterns in the data or do the birds seem to visit randomly?

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