It is believed that the man, inventing the wheel, was inspired by his use of logs to facilitate transport of heavy objects. The earliest wheels were known as Boards cut great records and linked by wooden crosspieces. The first pictorial evidence of a wheel, dating from 3500 BC, was found in Sumeria. Wheels-ray emerged in 2000 BC in Asia Minor. Later, when the center was perfected in the converging rays became a piece of iron that revolved around a greased axle. Later, surrounded himself with a piece of metal that surrounded and gave strength to the whole.
In the year 3500 BC began to be used to build pieces of pottery. Later, a wheel equipped with bucket-shaped containers used to lift water from rivers for irrigation purposes.
The earliest known wheels appeared in Mesopotamia between the Tigris and Euphrates rivers.