Build a music studio in an apartment building
Dollar Store Parabolic Mic
Send Music over a Laser Beam
Protect Your Home with Laserbeams!
Radar Gun Hacked!
Mad Scientists Light
How to add Chroma key (green screen effects) to a movie for FREE 2
Secret and Secure Earbuds (kinda, sorta anyway)
Covert Spy Sunglasses
Underwater Camcorder Mod! With Video!
Build a Remote Control Deadbolt
SPKR MiK: How to make a microphone from a speaker.
Tesla CD Turbine With Scary Steampunk Laser PumpkinCutter Attachment
Interactive LED table
Laser Image Projector
The Stirling Engine, absorb energy from candles, coffee, and more!