Monday, January 25, 2010
Science Fair
Last Thursday, was Science Fair Night at Braxton's school. The 3rd grader did a class project, "Does Hand Sanitizer Really Kill Germs?" The students split into 3 groups, those that used sanitizer, that washed with soap and water and those that didn't use either. Of course, my son, volunteered to be in the dirty hands group. Anyway, they swabbed their hands and rubbed it on a petri dish and then went to the science lab every day and checked for germs. The hand sanitizer group had least amount of germs growing in their petri dishes. So, yes, hand sanitizer does kill germs. They also had some hands-on activities. The kids got to see and touch cow livers, kidneys and hearts. We also got to look through some telescopes and look at the moon, Orion's belt and Mars. Very cool.
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1 comment:
I'm totally creeped out by the germ experiment and have been constantly washing and sanitizing since you told me about it!
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