Discover the different uses of metric measures from tiny mm to massive km.

Before we started using metric measurements, we used imperial measurements with feet, pounds and stones.

Find out how to measure the area of rectilinear shapes by breaking them down into squares and rectangles.

Discover how to work out the area of a 2D shape, by adding the length of its sides together.

Take a look at the equation you can use to calculate volume.

Find out how the volume of a 3D shape can be calculated by counting cubes.

Discover how to work out the area of a triangle, by working out the area of a rectangle and then dividing it by two. Find out more in this KS2 Bitesize guide.

What is currency and how does it change from country to country?

Planning on how much you can do with your money and how much you can save is called a budget. Discover more about financial decision making.

Find out how to calculate what you've spent at the shops

Discover the difference between analogue and digital and how you can convert between them.