Length and distance
Metric measurements
Discover the different uses of metric measures from tiny mm to massive km.
Draw and measure accurately
Learn how to draw lines and shapes accurately using a ruler.
What is the perimeter?
Discover how to work out the area of a 2D shape, by adding the length of its sides together.
Perimeter on a grid
Find out about perimeter, the distance around a 2D shape, and how to work it out on a grid.
Converting metric units
Find out how to convert between different units of metric measure.
What are imperial measurements?
Before we started using metric measurements, we used imperial measurements with feet, pounds and stones.
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