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 |
---|---|---|---|
349 | 2010-04-29 13:43:12 | 40.42 | |
4 | 2010-04-11 17:09:39 | 29.47 |