Tuesday:
Wednesday:
Thursday:
Friday:
And the creme de la creme: This morning!
A control potato:
Our cleanest "clean" potato:
And our slimiest, grimiest, dirtiest dirty potato:
Yum, yum!
This is my favorite safety and sanitation activity! It really grosses out the students. I find it makes them much more liberal with the hand sanitizer and tolerant of the sanitizing wipes.
These potatoes will still be on the wall for two days...
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