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Installing dimmable track lighting without house wiring
Solar Tracking Water Heater
Building a Parabolic Solar Hot-Water Heater using 123D
THE INTERNET'S CHEAPEST MOTORIZED, BELT DRIVEN, 48" DIY CAMERA SLIDER
2x4 Electric Violin
3D Scan and duplicate yourself (or anything!)
DIY 3D Printed Electric Skateboard with 1500W of power!
How to build an electric Longboard with phone control
Electric Skateboard v2.0: Smartphone Controlled
Touch-Sensitive Musical Painting
How To Make A Musical Solid State Tesla Coil (SSTC) That Plays Guitar!