Exploring and noticing

problem

Tricky Triangles

Age

5 to 7

Challenge level

3 out of 3

Use the three triangles to fill these outline shapes. Perhaps you can create some of your own shapes for a friend to fill?
problem

Homes

Age

5 to 7

Challenge level

1 out of 3

Six new homes are being built! They can be detached, semi-detached or terraced houses. How many different combinations of these can you find?
problem

What Shape and Colour?

Age

5 to 7

Challenge level

1 out of 3

Can you fill in the empty boxes in the grid with the right shape and colour?
problem

So It's 28

Age

5 to 7

Challenge level

1 out of 3

Here is your chance to investigate the number 28 using shapes, cubes ... in fact anything at all.
problem

Starfish Spotting

Age

5 to 7

Challenge level

2 out of 3

How many starfish could there be on the beach, and how many children, if I can see 28 arms?
problem

Amazing Alphabet Maze

Age

5 to 7

Challenge level

2 out of 3

Can you go from A to Z right through the alphabet in the hexagonal maze?
problem

Domino Join Up

Age

5 to 7

Challenge level

2 out of 3

Can you arrange fifteen dominoes so that all the touching domino pieces add to 6 and the ends join up? Can you make all the joins add to 7?
problem

Find a Path

Age

5 to 7

Challenge level

2 out of 3

Can you find a path from a number at the top of this network to the bottom which goes through each number from 1 to 9 once and once only?
problem

Number Squares

Age

5 to 11

Challenge level

1 out of 3

Start with four numbers at the corners of a square and put the total of two corners in the middle of that side. Keep going... Can you estimate what the size of the last four numbers will be?
problem

Stairs

Age

5 to 11

Challenge level

1 out of 3

This challenge is to design different step arrangements, which must go along a distance of 6 on the steps and must end up at 6 high.