Exploring and noticing

What happens when you add the digits of a number then multiply the result by 2 and you keep doing this? You could try for different numbers and different rules.

What can you say about these shapes? This problem challenges you to create shapes with different areas and perimeters.

Watch the video to see how to fold a square of paper to create a flower. What fraction of the piece of paper is the small triangle?

After training hard, these two children have improved their results. Can you work out the length or height of their first jumps?

Can you use the information to find out which cards I have used?

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?

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

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

How do you know if your set of dominoes is complete?

In this game the winner is the first to make the total 37. Is this a fair game?