virusi i bakterije

24 Pins
·
8mo
This may contain: a bowl with writing on it sitting on a table
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Preschool Science Lesson on How Soap Works at Fighting Germs on Hands
Teachers Did an Experiment to Show the Power of Handwashing, and You Won’t Be Able to Stay Unimpressed
HOW I GET MY STUDENTS TO WASH THEIR HANDS (without me reminding them!)