The Ewww Experiment, or why you should wash your hands before dinner.

Elementary / Middle School

“Wash your hands, please.”

“But they’re not dirty!”

“Do it anyway!”

If you’ve ever had a conversation like this (or pity the parents who have), then you’ll want to check out this biology activity for elementary and middle-school students. It’s a quick, easy, and inexpensive way to show young learners what those invisible little organisms all around us can do. Just download our step-by-step guide to get started.

Download lesson

As always, if you have any questions about activities or anything else, just ask the Ward’s Science Plus Us team at sciencehelp@vwr.com. Our in-house scientists and technicians are ready to answer even the toughest inquiries.      

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