When you think of the arctic, you might picture mostly empty ice, but the Arctic ecosystem is home to many organisms. Much of this life in the arctic depends on tiny organisms called plankton which make up the base of the food web.
The city is in jeopardy and only the ugliest bug can save the day! Who is ugly enough to rescue the distressed? Cast your vote for 2014's Ugliest Bug.
Have you ever wondered why you get sick? Germs are tiny organisms that make you feel sick and cause disease. Learn about the different types of bacteria, how they are spread, and discuss ways to keep from getting sick.
Why do leaves change color in the fall season?
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