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DIY Wind Turbine
Rope Pump (Elephant Pump)
Hacking Ikea Rationell toe kick drawers to fit more
Ikea kitchen toekick drawer
How to save a piece of History
Hand Wind a Ball of Yarn
Rope,cord,string from Recycled Water Bottles!
Homemade waste motoroil burner
Make Shingles and Siding Out of Aluminum Cans (Beer Can Roof)
Worm bin bag for indoor vermicomposting and easy separation of worms from compost
The Stirling Engine, absorb energy from candles, coffee, and more!
Clock Based solar tracker experiment
Tracking the sun! For the solar accumulating Barbecue
Home made solar tracking accumulator
DIY 2 bucket dripper tracker for solar cookers and solar panels is cheap and it works!
Turn Old Pallets Into A Chicken Tractor!
Wind turbine with bicycle wheels
Build an Amazing Tesla CD Turbine
Tesla turbine from old hard drives and minimal tools