The first alarm clock could only ring at 4 a.m.
120
The ball on top of a flagpole is called a 'truck'.
24
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
All GPS units sold in the civilian market have to be programmed to deactivate themselves if they detect they are travelling faster than 1200 MPH or are above 60,000 feet in altitude to prevent them being used in intercontinental ballistic missiles.
2
Kissenger is a pig-shaped robotic device that lets you kiss someone over the internet.
5