This document discusses using the virtual world Second Life as a teaching tool. It provides examples of how several colleges and universities are using Second Life for classes, including English composition, political science, hotel management, and more. Specific uses mentioned include having students explore virtual islands to complete assignments, conduct research both in real life and Second Life, build virtual dorms, and replace some face-to-face class meetings with virtual meetings in Second Life. The document also provides resources for faculty on how to get started using Second Life and support available from the college.