# Saying What You See - Upper Primary

You and your friends are probably quite good at imagining things and seeing things in lots of different ways. Here you'll put that to use in doing some maths challenges.

### Sitting Round the Party Tables

##### Age 5 to 11Challenge Level

Sweets are given out to party-goers in a particular way. Investigate the total number of sweets received by people sitting in different positions.

### Square It

##### Age 11 to 16Challenge Level

Players take it in turns to choose a dot on the grid. The winner is the first to have four dots that can be joined to form a square.

### Rectangle Tangle

##### Age 7 to 11Challenge Level

The large rectangle is divided into a series of smaller quadrilaterals and triangles. Can you untangle what fractional part is represented by each of the shapes?

### Cuisenaire Spirals

##### Age 7 to 11Challenge Level

Can you make arrange Cuisenaire rods so that they make a 'spiral' with right angles at the corners?

### The Numbers Give the Design

##### Age 7 to 11Challenge Level

Make new patterns from simple turning instructions. You can have a go using pencil and paper or with a floor robot.

### Fair Feast

##### Age 5 to 11Challenge Level

Here is a picnic that Petros and Michael are going to share equally. Can you tell us what each of them will have?

##### Age 7 to 11Challenge Level

How can you arrange the 5 cubes so that you need the smallest number of Brush Loads of paint to cover them? Try with other numbers of cubes as well.

### Eye View

##### Age 7 to 11Challenge Level

Why does the tower look a different size in each of these pictures?

### Cubes Here and There

##### Age 7 to 11Challenge Level

How many shapes can you build from three red and two green cubes? Can you use what you've found out to predict the number for four red and two green?

### Display Boards

##### Age 7 to 11Challenge Level

Design an arrangement of display boards in the school hall which fits the requirements of different people.

### Picture a Pyramid ...

##### Age 7 to 11Challenge Level

Imagine a pyramid which is built in square layers of small cubes. If we number the cubes from the top, starting with 1, can you picture which cubes are directly below this first cube?

### Ribbon Squares

##### Age 7 to 11Challenge Level

What is the largest 'ribbon square' you can make? And the smallest? How many different squares can you make altogether?

### Fraction Fascination

##### Age 7 to 11Challenge Level

This problem challenges you to work out what fraction of the whole area of these pictures is taken up by various shapes.

### Inky Cube

##### Age 7 to 14Challenge Level

This cube has ink on each face which leaves marks on paper as it is rolled. Can you work out what is on each face and the route it has taken?

### Tumbling Down

##### Age 7 to 11Challenge Level

Watch this animation. What do you see? Can you explain why this happens?