The bottle must be made entirely of plastic ... There are many other, more advanced, rocket designs. Some people compete in national competitions. Explore the Internet for inspiration and see ...

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

DR YAN WONG:'Pumping air into the bottle 'causes the pressure inside ... prior to initiating an investigation into simple water rocket design and construction. It explains how rockets work and ...