Compass
The first compass was invented in china,William Thomson,1st Baron kelvin invented them. The four directions are North, South, East and West going clockwise they are NESW you can rember because its know as never eat soggy weetbix. This effect is known as deviation. The compass is used in building and construction for marking landmarks, The compass is a valuable tool used in the U.S. A compass is used for minding. You use a compass for foot orienteering, Mountain bike orienteering,Ski orienteering.
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