Compass
instrument used for navigation and orientation / From Wikipedia, the free encyclopedia
This article is about the navigational tool. For the drawing tool, see Compass (drafting).
A compass is a navigational tool that uses magnetism. It has an arrow which points in the direction of the North Magnetic Pole. or other places where there are few landmarks.
The first compass was invented by ancient Chinese in the Han Dynasty. It was a large spoon-like magnetic object made of magnetite ore set upon a square bronze plate.[1]