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 ...

Download the Water bottle Rockets PDF(378 Kb ... bits of wood or plant pots will all work as a launch pad Check the cork will be a good tight fit in the bottle. You can wrap tape around it ...

He’ll be the talk of the 4th of July picnic once he brings out his latest build—a weaponized, remote-controlled strandbeest that shoots bottle rockets. There are a bank of money shots up on Imgur.