I don't think people in prison we'll be too happy. Keep yourself anonymous.

Violates the laws of physics so no.

Why would this only need to work on bald people. Stand upside down and you got much more room.

<t>A device that you stick in your mouth which applies toothpaste then brushes your teeth and sucks up all the spit and everything. All with a press of a button. Can be used while driving, getting dressed, playing video games or any other time you want to brush your teeth while busy.<br/> <br/> Rewa...

Imagine a device that allows athletes (or anybody for that matter) to be able to run, walk, jump or play sports even with a knee injury.

Reward: Recognition for the invention.