With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
Balloon, backing soda, vinegar, and a bottle.
Take the balloon and fill it up with baking soda fill about half the balloon.
Put vinegar about half way full in the bottle.
Put the balloon over the lid of the water bottle and let the baking soda drop into the bottle.
Watch the balloon fill up with co2.
basic airsoft rifle man schoolby airsoftmaster191
0$ Airsoft gun safety holsterby YourN
Airsoft Guideby imler27
high powered nerf airsoft gunby mr.dr.prof.joel
Rocket or Grenade Launcher Pistolby MrTinkerer
Join 2 million + to receive instant inspiration in your inbox.
Download our apps!
© 2015 Autodesk, Inc.