Over the last few weeks, you have been finding out about different materials. You have thought about why particular materials are used to make certain products, and you have investigated the properties of a range of materials.
Today, you are going to find out about a material which was created by a man called John McAdam. It is a material which we all use, and we can't imagine life without!
First of all, watch the video clip. Then, read through the slide show.
Finally, create a fact-file about John McAdam.