If you haven’t built and launched water rockets with your kid, you’re missing out on an awesome project. With 10 bucks or so worth of parts, an air pump, and an empty soda bottle or two, you ...

Get ready to soar to new heights with this easy and fun DIY project! Learn how to turn a plastic bottle into a rocket that can actually blast off into the air. This creative and educational science ...

In this video I show how to make a super simple propane bottle launcher, especially good for demonstrations of the basic physics of rocketry. I've used this launcher myself for kid's science ...

You may wonder what to do with an old plastic water bottle. Sure, you could just drop it in the recycle bin -- but it could also be “upcycled” into a rocket like Ben Cusick’s model ...

We feel like the days when you want to play in the water are far behind us. But if you can still find a warm afternoon here or there this water rocket launcher build is a fun undertaking. We figure… ...

Building this launcher is simple if you already have a mill. It does a remarkable job of pressurizing and launching soda bottles which are partially filled with water. The main component of this is… ...

OK, here is one more water bottle rocket. This is an older all-in-one pump and launcher. Just one more note: If you like, you can also make more complicated water bottle rockets.

This backyard water rocket is a simple afternoon building project for kids who enjoys ... duct tape, and, of course, a soda bottle, and get building! ... Water Balloon Launcher. Michael Larsen.