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Apple Floppy Amp
LED Throwie Talkie
How to Go Postal
My LED Throwies
How to run Homebrew on your Nintendo DS!
Build a Nintendo NES PC
Be an Aeronautical Scientist: Make your Own Jet Engine for a few Pennies.
The Accidental Cannon
Build a water mortar
5 minute M & M catapult game
Detonator box Ignition Fireworks Pyro box electronic igniter
PYRO DETONATOR 2 igniter detonator fireworks pyrotechnics
Visco Fuse Bottle Rockets
How to make a cool cardboard Crossbow
Support A Bottle With Just A Sheet of Paper
lancer assault rifle
XW30K 8-1/2 cm shot Shifle
The KING of K'nex RBGs: the Gnasher Shotgun
knex samus arm gun
How to use Pokesav for Pokemon Diamond and Pearl: An Idiots Guide to Technology
Ultimate Straw Rocket!
How to Make Fireworks
Gasoline Powered Soda Bottle Rocket Launcher. Designed & Tested By C.L.Raub
Missile Technology on the Cheap.
How to Make a Pressure Rocket for Under $2
Compact rocket engine that costs under $20 to make
Rocket powered glider
model rocket engine launcher
The gatling gun by KnexMaster14
Bipod for the Knex Bolt Action XM8 Sniper Rifle
Super Small Knex Pistol
Knex Gun Prototype
K'nex Cross Bow
NEW & Improved k'nex mini bow