by Caryn Haller

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November 15, 2012
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Meneley scientists test hypotheses

After competing his project for the Meneley Elementary School science fair, sixth-grader Cole Craighead now cleans the doorknobs in his house more often.

The 11-year-old scientist tested how much bacteria grows on door knobs.

"It turned out pretty good. The first week the bacteria didn't grow much. The third week there was mild bacteria," he said. "I learned bacteria grows quickly because people have dirty hands. I'm kind of a germaphobe sometimes so I didn't really enjoy the project."

Cole's project was one of 240 entered in the fair which included fourth through sixth grade, and one first-grade class project. …

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The Record Courier Updated Nov 15, 2012 03:26PM Published Nov 15, 2012 03:21PM Copyright 2012 The Record Courier. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.