How to build a cardboard Rocket ship "To make this you will need; - A large refrigerator box. tools(box cutter, tape measure, straight edge, pencil, jigsaw) - Three cans of gray spray paint - A little imagination" Good tutorial.
Water Rocket: The combination of water, compressed air, and a plastic soda bottle serves as a great source of propulsion for a water rocket. Alternate way (without tape) to fix up those water bottle rockets. by elsa