Being collaborative

problem
Add to 200

Age

11 to 14

Challenge level

By selecting digits for an addition grid, what targets can you make?
problem
Double or halve?

Age

5 to 7

Challenge level

Throw the dice and decide whether to double or halve the number. Will you be the first to reach the target?
problem
Ribbon squares

Age

7 to 11

Challenge level

What is the largest 'ribbon square' you can make? And the smallest? How many different squares can you make altogether?
problem
The dice train

Age

7 to 11

Challenge level

This dice train has been made using specific rules. How many different trains can you make?
problem
Perception versus reality

Age

14 to 18

Challenge level

Infographics are a powerful way of communicating statistical information. Can you come up with your own?
problem
Picturing the world

Age

14 to 16

Challenge level

How can we make sense of national and global statistics involving very large numbers?
problem
Shape draw

Age

7 to 11

Challenge level

Use the information on these cards to draw the shape that is being described.
problem
Through the window

Age

7 to 11

Challenge level

My local DIY shop calculates the price of its windows according to the area of glass and the length of frame used. Can you work out how they arrived at these prices?
problem
Matching time

Age

5 to 7

Challenge level

Try this matching game which will help you recognise different ways of saying the same time interval.
problem
Would you rather?

Age

7 to 11

Challenge level

Would you rather: Have 10% of £5 or 75% of 80p? Be given 60% of 2 pizzas or 26% of 5 pizzas?