View Pit Stop page for race #1008 by ngan91 — Ghost race
View profile for Ngan (ngan91)
Official speed | 49.71 wpm (63.97 seconds elapsed during race) |
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Race Start | January 8, 2012 11:59:29am UTC |
Race Finish | January 8, 2012 12:00:33pm UTC |
Outcome | No win (3 of 4) |
Accuracy | 94.0% |
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. |