3500 BC: The Wheel
Innovation: The Wheel
Location: Unknown
Year: 3500 BC
By: Unknown
One of the 6 classical ‘simple machines‘. (click link, please be able to name all 6)
Evidence of the invention of the wheel appears in several cultures beginning in the late Neolithic period (appx. 3500 BC). An example of a simple machine, the wheel is one of the most ubiquitous technologies in the world. The first form of the wheel was carved out of large blocks of wood or stone. `
Source: 1
History of Innovation 
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