Graphic reading "bacteria in the cafeteria" beside illustration of a child holding a lunch tray and bacteria depicted as circles and a wavy line.

Microbes live everywhere! They are in the air, in the soil, in the cafeteria... even on you and in you. In fact, your body is home to trillions of these tiny living things!

Wherever you go, you are picking up new microbes and leaving some of your own behind. There are a lot of different kinds of microbes. Only a few can make you sick. Most kinds are totally harmless to humans. Many are very helpful to us.

Play this game to solve a microbe riddle!

Image credits

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Test your knowledge about the bacteria and other microbes that live on and in us.
Image Credits:

Illustration by Bob Staake