As if we needed another reason to wash our hands. Two enterprising teachers have given their students living proof of the importance of hand washing in one stomach-churning classroom experiment ...
A classroom experiment that showed how quickly germs can spread has gone viral. Earlier this month, a teacher in Idaho wanted to demonstrate to her elementary students how important handwashing is, ...
A classroom experiment that showed how quickly germs can spread has gone viral. Earlier this month, a teacher in Idaho wanted to demonstrate to her elementary students how important handwashing is, ...
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