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 ...

The water bottle rocket demonstrates two of his laws ... The water is much heavier than the empty plastic bottle.

It’s an automatic parachute deployment system that you build into the nose-cone of your rocket. The main portion of the build is made out of plastic soda bottles (2 liter size) to end up with a ...

The water bottle rocket demonstrates two of his laws ... The water is much heavier than the empty plastic bottle.