This is a video tutorial that explains how to make a wind powered LED out of a pinwheel and an old VCR. Why have just a pinwheel when you can have an LED pinwheel?
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Light a light bulb with a potato battery
How To:
Fix Dead Lithium-Ion Batteries That Won't Hold a Charge Anymore
How To:
Build a mini hovercraft with household items
How To:
Extract an RFID chip from a card & make it wearable
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Mod a flashlight into an IR night vision light
How To:
Make a Spot Welder for Cheap!
How To:
Hack a coin operated laundry machine
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Hack Your Electricity Meter
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Make an Infrared Mask to Hide Your Face from Cameras
How To:
Build a simple carboard magnet generator
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Build a Remote-Controlled Water Gun (Or Flamethrower!)
How To:
Hack a 20-Year-Old "Brick" Phone into a Digital Cell You Can Text On
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