Build and launch a rocket powered by a chemical reaction between baking soda and vinegar! This exciting experiment demonstrates how chemical reactions can create pressure, and how that pressure can be ...

Practise and challenge your friends! Download the Water bottle Rockets PDF(378 Kb). Adobe Acrobat is required. SAFETY: This rocket uses air pressure to fling a bottle at high speed 20–50 metres.

This bottle rocket runs on ethanol, ejecting the hot products of ethanol combustion. It is fairly loud and moves very quickly. This will get everyone's attention. Make sure the launcher platform is ...