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 ...

For the nose cone, you can try a few different ... Then stomp on the 2-liter bottle to see how high your rocket goes! We can ...

Easy to assemble metal water rocket launcher with a 125 PSI safety valve. Rocket will NOT fly straight without an aerodynamic nose ... propel a 2 liter plastic (PET) soda pop bottle over 350 ...

This water rocket ... a nose cone but there’s no denying the delight the kids are enjoying when they chase after the downed craft. If you’ve already got a compressor and some empty 2-liter ...

Water rockets ... nose cones and fins. The rocket is part filled with water, and air is pumped in with a foot pump. When the rocket is released from the launcher, the high pressure inside the ...