View Pit Stop page for race #1689 by ngnhung66 — Ghost race
View profile for nguyen (ngnhung66)
| Official speed | 43.36 wpm (73.34 seconds elapsed during race) |
|---|---|
| Race Start | May 22, 2013 10:19:59am UTC |
| Race Finish | May 22, 2013 10:21:12am UTC |
| Outcome | No win (3 of 3) |
| 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. |