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 |
---|---|---|---|
643 | 2012-05-22 06:43:49 | 42.35 | 93% |
541 | 2012-05-10 11:16:16 | 41.76 | 92% |