Infection, Detection, Protection

Here is a great site about bacteria and viruses—how they can make you sick or keep you well. Be sure to play the game called Infection!

		Questions Where do microbes live? Name three steps you can take to avoid harmful microbes.

MooMilk.Com

Milk, yogurt, and other dairy products are the subjects of this moo-velous Web site! (We like those cow puns!) Click Virtual Tour to learn how cows change food into milk. Then try the MooMilk Quiz or the Connect the Dots game.

		Questions How much water does a dairy cow drink every day? What is pasteurization? Why is milk pasteurized?

Microbes: Invisible Invaders, Amazing Allies

Microbes do all sorts of surprising things! Come see for yourself at this Web site. Be sure to check out Meet a Microbe.

National Geographic: Parasites!

Beware: Parasites are not cute and cuddly! But they do pass through interesting stages in their life cycles, as this Web site will show you. Be sure to visit the gallery to see lots of pictures of parasites up close.