Did you know that many living things are too small to see? That your backyard is home to millions of tiny organisms? That one teaspoon of soil can contain thousands of microscopic worms? Discover your backyard through a powerful microscope and see insects as giant monsters. Look at how roundworms can make knots and how some microscopic creatures do not need air to survive. Learn about the thousands of tiny living things that are invisible to the naked eye--a world of hidden life.