Mr. lee's expository writing class (kayak1)

Race #53533

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Official speed 135.34 wpm (23.50 seconds elapsed during race)
Race Start September 8, 2017 5:40:50am UTC
Race Finish September 8, 2017 5:41:13am UTC
Outcome Win (1 of 4)
Accuracy 99.0%
Points 106.02
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.