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3D Printing Class
High Performance Grappling Hook
A Universal RFID Key
Weld Free Electric Longboard
Cherry- 60€ 3D-Printer
Build a World's Smallest Electronic Shocker!
Top 5: Awesome Bar Bets You'll Always Win (Probably)
How to Make a Paperclip Slingshot
Build A Net Gun
Make a Super PaperJet and fly over a 5-story building
Arduino Mosquito Repeller
Electric Screwdriver From Old Hairdryer!