1: What are materials?
2: Materials words
3: Solid materials
4: Materials from the Earth
5: Case study: from rock to pyramid
6: Materials that grow
7: Case study: from tree to treehouse
8: Liquid materials
9: Gassy materials
10: Changing materials
11: Materials we make
12: Case study: from sand to screen
13: Reusing and recycling
14: Glossary
15: Answers
16: Finding out more
17: Index
1: What are forces?
2: Gravity
3: Weight
4: Friction
5: Friction is hot stuff!
6: Water resistance
7: Air resistance
8: Levers, pulleys and gears
9: Magnetism
10: Magnetic attraction
11: Parts of a magnet
12: Magnet Earth
13: Magnets all around us
14: Glossary
15: Answers
16: Finding out more
17: Index