With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
We have a be nice comment policy. Please be positive and constructive.
We noticed you attached photosto your comment.
The Complete Collabororative knex war guide
Fred the Penguin
K'NEX Halo 3 Spartan Laser
Awesome Cheap Pneumatic Cannon!
Simple Set-mounted PVC Blood Cannon for Theatre Special Effects
How to clean a laser pointer lens
High Pressure Piston Valve Air Cannon
How to Build Custom Iron Sights
A Collection Of Knex Gun Reviews
SpacedOut - IRL Space Invaders with Drones
the complete guide to knex ammunition
Posted:Aug 5, 2009
Join 2 million + to receive instant DIY inspiration in your inbox.
Download our apps!
© 2016 Autodesk, Inc.