Challenge Level

Use these head, body and leg pieces to make Robot Monsters which are different heights.

Challenge Level

Find all the numbers that can be made by adding the dots on two dice.

Challenge Level

How many trains can you make which are the same length as Matt's and Katie's, using rods that are identical?

Challenge Level

My coat has three buttons. How many ways can you find to do up all the buttons?

Challenge Level

Use the interactivity to help get a feel for this problem and to find out all the possible ways the balls could land.

Challenge Level

If you put three beads onto a tens/ones abacus you could make the numbers 3, 30, 12 or 21. What numbers can be made with six beads?

Challenge Level

In this town, houses are built with one room for each person. There are some families of seven people living in the town. In how many different ways can they build their houses?

Challenge Level

In Sam and Jill's garden there are two sorts of ladybirds with 7 spots or 4 spots. What numbers of total spots can you make?

Challenge Level

How many different ways can you find to join three equilateral triangles together? Can you convince us that you have found them all?

Challenge Level

How many different triangles can you draw on the dotty grid which each have one dot in the middle?

Challenge Level

How could you put these three beads into bags? How many different ways can you do it? How could you record what you've done?

Challenge Level

How many possible necklaces can you find? And how do you know you've found them all?