Basic K'nex Launcher : 6 Steps - Instructables

K'nex Slide Actoin Pistol : 5 Steps - Instructables

K'nex Mouse Trap Car : 7 Steps - Instructables

K'NEX ZKAR (Build) : 8 Steps - Instructables

K'nex Bending Rod Launcher : 9 Steps - Instructables

K'NEX Micro, Articulated Man. : 6 Steps (with Pictures) - Instructables

Prototype Knex Grenade Launcher : 27 Steps - Instructables

Knex Sniper : 6 Steps - Instructables

Basic K'nex Launcher : 6 Steps - Instructables

K'NEX Paper Football Launcher! : 6 Steps - Instructables

K'NEX Pinball Machine! : 6 Steps - Instructables

K'NEX Rocket Launcher : 6 Steps - Instructables

Knex Catapult : 8 Steps - Instructables

K'nex DSR-1 Instructions : 8 Steps - Instructables

K'NEX Rocket Launcher : 6 Steps - Instructables

Knex (or K'nex) Simple Box : 5 Steps - Instructables