Tell us about yourself!
The Stirling Engine, absorb energy from candles, coffee, and more!
Canon Digital Rebel wired remote for shutter and focus
8X10 foldable pinhole camera
bellows for large format camera
Build a microscope!
Disposable Camera Ring Flash
The Hilsch vortex tube
Get the LED out: Glass Filled LED Lightbulb
Cool Cloud Lamp!
Pneumatic Golfball Cannon- Shoots 450+ yards!
Homemade Mini Coaxial Airgun
A Coaxial Golfball Cannon