This water rocket launcher lets you do just that. Built using the frame from an old grill, a soda bottle takes its place on the upturned PVC pipe. There’s a connection for your garden hose ...

Water gets pushed down, bottle flies up. Done? Oh no! The first step into more sophistication is the aerodynamics. But honestly, if you make something vaguely rocket-shaped with fins, it’ll ...

It's classic science that's fun to do as a family or a team. Practise and challenge your friends! Download the Water bottle Rockets PDF(378 Kb). Adobe Acrobat is required. SAFETY: This rocket uses ...