Find out how we can describe the "symmetries" of this triangle and investigate some combinations of rotating and flipping it.

Four children were sharing a set of twenty-four butterfly cards. Are there any cards they all want? Are there any that none of them want?

There are ten children in Becky's group. Can you find a set of numbers for each of them? Are there any other sets?

Can you arrange these numbers into 7 subsets, each of three numbers, so that when the numbers in each are added together, they make seven consecutive numbers?

Can you find a relationship between the number of dots on the circle and the number of steps that will ensure that all points are hit?

Pupils in Mrs Simmons' Maths class drew some very clear diagrams to help them find the solution to this problem.

Take it in turns to place a domino on the grid. One to be placed horizontally and the other vertically. Can you make it impossible for your opponent to play?