UP! Contest Entry, IDC Entry: Knex Skorpion Evo III by CODawesome

knex assault rifle by dr. richtofen

knex desert eagle by dr. richtofen

k'nex desert eagle instructions by dr. richtofen

knex g36c assault rifle model by dr. richtofen

knex bolt action, shell ejecting rifle by dr. richtofen

knex pistol by dr. richtofen

Paper Mechanical Iris by dombeef

Paper Diamond Puzzle Sketchbook by dombeef

Office Slingshot by NE patsrock

Lego Cryptex: A Concept Model by username252

How To Make a Wayfinder Keychain by username252

SR-V2 by Jesus.

Easy knex car by bwall007

Knex Magic Wand!! by bwall007

Easy Marshmallow Shooter 2 by CrayfishYAY

Small Foods On A Stick by CrayfishYAY

Gum wrapper chain by CrayfishYAY

Bean gun sling shot by CrayfishYAY

Easy marshmallow shooter by CrayfishYAY

knex twist grenade by instruct39

Paper StrandBeest by dombeef

knex sword by k-n-e-x(leaved ibls)

MINI KNEX GAME MACHINE (my first instructable ever)! by Lightning Thunder