View Pit Stop page for race #4964 by khoa1912 — Ghost race
View profile for Dang Khoa (khoa1912)
| Official speed | 64.52 wpm (49.29 seconds elapsed during race) |
|---|---|
| Race Start | February 24, 2013 5:10:36am UTC |
| Race Finish | February 24, 2013 5:11:25am UTC |
| Outcome | Win (1 of 2) |
| Accuracy | 95.0% |
| 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. |