View Pit Stop page for race #2799 by phamxuanphucuong — Ghost race
View profile for cuong (phamxuanphucuong)
| Official speed | 54.15 wpm (58.73 seconds elapsed during race) |
|---|---|
| Race Start | April 8, 2011 12:47:11pm UTC |
| Race Finish | April 8, 2011 12:48:10pm UTC |
| Outcome | Win (1 of 2) |
| 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. |