Though not as extensive as many of the sites listed, this one does provide a good number of activities at each grade level in various subject areas. (educationworld.com)
During service - learning students actively participate in the process of their learning by integrating and applying knowledge from various subject areas as they work to improve their communities. (tybeeislandmaritimeacademy.com)
He draws a distinction, however, among various subject areas. (ascd.org)