And using those simple ideas, you can make a rocket using a soda bottle ... cold and can injure your bare skin. Finally, the plastic soda bottle can explode---especially if you get it too cold.

The bottle must be made entirely of plastic ... If no, make sure the valve can open to let air through from the pump. It may be damaged or screwed shut. If the rocket does fly but not very ...

The staggered tongues that are left after cutting along this line make ... bottle that makes up the body of the rocket. The rubber band wraps around the outside of the chassis, holding those ...

Needless to say, a plastic bottle isn’t exactly the most aerodynamic ... these design elements on a paper rocket make a world of difference. Fiddle with the trajectory angle, length of the ...

When it's hot, and you need some excitement, it's time for water rockets ... tells you how to make one using coat hanger, an inner tube, and of course a plastic soda bottle.

The bottle must be made entirely of plastic ... If no, make sure the valve can open to let air through from the pump. It may be damaged or screwed shut. If the rocket does fly but not very ...