"Mushrooms are some of nature's best friends. Why? They help support a healthy environment. And, believe it or not, they also benefit people. For example, mushrooms create soil by breaking down dead animals and plants. They remove pollutants from water and soil and can be used to make medicine. Mushrooms are also an important food source. Look inside to learn all about mushrooms, how they grow, and their many incredible uses!"-- Provided by publisher.