With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
Knex sling shot gun.
Explody Pen Gun! Simple and Cheap!
K'nex Gun K1 - 100 foot range!
paper knex target ( ajustable height )
The X288 SERPENT
Join 2 million + to receive instant DIY inspiration in your inbox.
© 2016 Autodesk, Inc.