Being resilient

A group of animals has made a seesaw in the woods. How can you make the seesaw balance?

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

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?

Make one big triangle so the numbers that touch on the small triangles add to 10.

What do you notice about these squares of numbers? What is the same? What is different?

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

Here are some rods that are different colours. How could I make a yellow rod using white and red rods?

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

Can you hang weights in the right place to make the the number balance balanced?

If you have ten counters numbered 1 to 10, how many can you put into pairs that add to 10? Which ones do you have to leave out? Why?