This stunt has lots going on: air pressure, a satisfying 'whoosh' noise, a high speed departure and a good soaking if ... Download the Water bottle Rockets PDF(378 Kb). Adobe Acrobat is required.

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 ...

This water rocket launcher lets you do just ... got a compressor and some empty 2-liter bottles you might also pick up some extra PVC to make this pressurized water cannon.

This stunt has lots going on: air pressure, a satisfying 'whoosh' noise, a high speed departure and a good soaking if ... Download the Water bottle Rockets PDF(378 Kb). Adobe Acrobat is required.