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Wireless Energy - Tesla Coil Kit
Make your own EL wire at home
Super Easy Aquaponic System
mini charcoal maker
The Joule Thief
How to Make a Soup Can Forge
Small DIY Aquaponics System
Recycling Aluminum (Aluminium) - Make your own Al foundry.
Design criteria for Stirling cycle engine
How to make air muscles!
Carving and Whittling
DIY HHO Torch (Water Torch) for only $4
cheap DIY robot hand shadow kit - robot that shadows the movement of your hand
How to Make Bi-Directional Flex Sensors
How to Grow Vegetable Plants!
Arduino Motor Control Kit
DIY Robotic Hand Controlled by a Glove and Arduino