Earth Day -- Hooray Author:Stuart J. Murphy, Renée Andriani (Illustrator) Earth Day is on the way, and Ryan, Luke, and Carly have a plan. If they manage to collect and recycle 5,000 aluminum cans, they can make enough money to buy some beautiful flowers for nearby Gilroy Park. — Can they do it? — Counting the cans gives Ryan, Luke, and Carly -- along with readers -- a lesson in place value. And facts about recyclin... more »g throughout the story will help readers understand how important it is to take care of the earth.« less