The invention of the wheel represented a major turning point in human civilization. Besides its use in transportation, the wheel went on to become the basic principle behind almost every mechanical device.
Game | Time | WPM | Accuracy |
---|---|---|---|
22 | 2011-07-22 12:09:22 | 27.47 | 84% |
12 | 2011-07-22 11:51:28 | 24.06 | 79% |