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 ... Dr Maggie Aderin-Pocock: If you want to make your rocket more aero-dynamic pop a cone on top and maybe a couple of fins at the side. This will make it more stable ...

Students from BU's chapter of the National Society of Black Engineers stopped into an elementary class to talk about rockets, ...