The main portion of the build is made out of plastic ... the parachute and is then slipped over another bottle that makes up the body of the rocket. The rubber band wraps around the outside ...

Make a hole through the length of the cork ... Oh, and an apple may have fallen on his head. The water bottle rocket demonstrates two of his laws. Every action has an equal and opposite reaction.

The bottle rocket challenge: faces from across the BBC compete to build and launch bottle rockets. Whose will fly highest? Could you do better? • As well as how-to films, all experiments are ...