Celebrate Earth Day by using the Teaching Slides to have students collaborate in creating a bulletin board and writing about it. Perfect for Buddy classes to discover that everyone doing a small part can have big results. Without knowing the end result, each partnership receives a small portion of the big picture to recreate on a larger scale. After working together to make their piece, they meet to put the large poster together. In the end, you will have a 48" x 54" colorful, meaningfu