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Click on a cartoon for a larger view and find out how to order for your projects.
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The center for the study of infectious diseases has a sign in the bathroom asking employees not to wash their hands.
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Bacteria's children are more resistant than they were.
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Bacteria do word problems in school.
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Extreme Christmas sports include The Vertical Needle Push and The Power Space Grab.
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A man is happy his dog is licking him, but the dog just wants to clean his tongue after licking gross things.
