Comparing and ordering numbers

Some children have been doing different tasks. Can you see who was the winner?

Look at the changes in results on some of the athletics track events at the Olympic Games in 1908 and 1948. Compare the results for 2012.

Look at some of the results from the Olympic Games in the past. How do you compare if you try some similar activities?

Exploring the structure of a number square: how quickly can you put the number tiles in the right place on the grid?

Can you rank these quantities in order? You may need to find out extra information or perform some experiments to justify your rankings.

Use the interactivities to fill in these Carroll diagrams. How do you know where to place the numbers?

How would you create the largest possible two-digit even number from the digit I've given you and one of your choice?

Dotty Six is a simple dice game that you can adapt in many ways.

Investigate which numbers make these lights come on. What is the smallest number you can find that lights up all the lights?