Materials
Particles and matter
What do steam, a bicycle and a cup of tea all have in common?
What is plastic?
Wanda and the 'Big Book of Things to Know by 8¾' find out what plastic is used for.
Which materials dissolve in water?
Learn about how different materials react differently with water.
Heating and cooling materials
Learn about how materials change when they are heated and cooled.
Which material do we use?
Learn more about why we use different materials.
What should I do with my rubbish?
Learn how about recycling and its effect on the environment.
