View Pit Stop page for race #712 by blowtiger2 — Ghost race
View profile for cui (blowtiger2)
| Official speed | 44.12 wpm (72.08 seconds elapsed during race) |
|---|---|
| Race Start | February 17, 2013 7:34:39am UTC |
| Race Finish | February 17, 2013 7:35:51am UTC |
| Outcome | No win (3 of 4) |
| Accuracy | 97.0% |
| Points | 0.00 |
| Text | #473 (Length: 265 characters) The invention of the wheel represented a major turning point in human civilization. The first wheels, disks carved from solid wood, may have been built as early as 3500 BC. The earliest use of this device was the potter's wheel, used to spin and shape clay pottery. |