This article describes a lesson in which fourth-grade students create a habitat for terrapins while reducing erosion. A client and their needs were presented to the students: The city purchased a piece of shoreline on the bay previously owned by a private company. The company had started to develop the land, exposing soil up to the water's edge.…

Science trade books can spark real-life involvement in saving a threatened fish. A successful science program at the Westbrook Elementary School, in Bethesda, Maryland, does just that. The program--in which students participate in watershed restoration projects as part of a yearlong study of the local Chesapeake Bay and the Potomac River…