Easy to assemble metal water rocket launcher with a 125 PSI safety valve. Rocket will NOT fly straight without an aerodynamic nose cone made from a second soda bottle and use only 1 cup (200 ml ...

Download the Water bottle Rockets PDF(378 Kb ... for inspiration and see how you can improve your rocket. There are a few suggested links top right on this page. Bear in mind that if you change ...

Water rockets are created from plastic bottles, made aerodynamic by nose cones and fins. The rocket is part filled with water, and air is pumped in with a foot pump. When the rocket is released ...

The problem with a lot of these water bottle rocket projects is that they leak where the bottle meets the launcher. In most cases this is a good thing as it’s almost impossible to build up ...

Such projects always hold the potential for entertainingly over-the-top designs ... Hipps] assessment of his remote-controlled soda bottle rocket launcher as “overengineered”.