On Earth Day, people celebrate what makes Earth special. Follow Cookie Monster and his friends from Sesame Street as they learn to be kind to Earth, on Earth Day and every day! Learn who started Earth Day, why it's important, and the different ways people celebrate it, from having a parade to cleaning up a park. Interior paper made with 30 percent recycled post-consumer waste fibers. | It's Earth Day Cookie Monster by Mary Lindeen, Paperback | Indigo Chapters