Tools and Supplies
Raspberry Pi Class
Measure RPM - Optical Tachometer
Faraday cage/ EMP Proof Box
Infrared Tachometer using Arduino
Simple Aquaponics system flood and drain
How to Build an Internet Controlled Mars Rover
Oyster Mushrooms in a Laundry Basket
DIY automatic fish feeder for aquaponics
How I built an electricity producing wind turbine
Build a vertical aquaponic veggie & fish farm for small yards & houses
How to build a desktop aquaponics system for indoor gardening.
Concrete Lightbulb Wall Hook
MAKE A FLASHLIGHT THAT DOESN'T NEED REPLACEMENT BULBS OR BATTERIES!
Emergency Battery in the Wilderness
Homemade Lemon Drops
DIY USB "Hard Drive"
Make a cheap electronic detonator!
First Fire Mix, The Thermite Ignitor
"Dead" Battery Lamp
Easy, Cheap, Animated Cartoon in 10 Minutes