In this DIY project, we guide you through making a secret door lock using a simple nut and bolt mechanism. Perfect for anyone interested in inventive home projects, this video breaks down each ...

Posted in home hacks, Security Hacks Tagged apartment, deadbolt, door lock, peephole ← How To Build Your Own Dedicated Pandora Radio Dropping The Nitrogen Bomb In Science Class → ...

You need about three feet of string for this to work. Start by looping one end of the string and then open the door as much as you can. Loop the string around the chain with your fingers.

[Jeremy Blum] wrote in to share his LibeTech QR Code Door Lock project. He developed it during his Senior year at Cornell University along with three of his classmates. It seeks to move away from m… ...