The first alarm clock could only ring at 4 a.m.
120
A small airplane can fly backwards.
75
The Google driverless car has only encountered two accidents. The first it was rear ended at a stop sign, and the second was when a human was behind the wheel.
7
About 39,000 gallons of water are used to produce the average car!
14
Originally, Nintendo was a playing card manufacturer.
70
The ball on top of a flagpole is called a 'truck'.
24