Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Kissenger is a pig-shaped robotic device that lets you kiss someone over the internet.
5
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
The ball on top of a flagpole is called a 'truck'.
24
The life boat was patented in 1845!
29
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41