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Copper Fire Log Heater: Burns clean with alcohol!
Aluminum Bottle Alcohol Stove
How to build a 8x8x8 led cube (English version)
Build a Frabjous
FREE Hidden Electricity!
Protect Your Home with Laserbeams!
Gallows Bird Feeder
Faroun Savonius Wind Turbine
Stainless Steel Rose from Scrap Metal
Build a "Warp", a full-contact combat RC aircraft.
High quality Duct Tape wallet **UPDATED**
ATX based lab Power Supply
ATX to Lab Bench Power Supply Conversion
How to make a chainmail shirt
Screen Printing: Cheap, Dirty, and At Home
Convert an ATX Power Supply Into a Regular DC Power Supply!
Simple iPod Amp
Awesome led cube
HHO car adaptation
Portable 12V Air Conditioner --Cheap and easy!
Visco Fuse Bottle Rockets
Mini Solar Air-Conditioner (a.k.a Swamp cooler)
Super easy to make portable speakers for mp3/ipod
Low-cost Spherical Speaker Array
The Plasma Speaker
How to Build a Knife