Academic Earth

Academic Earth(www.academicearth.com) is a website that  allow the user to view free online lectures pertaining to subjects they are interested in.  This tool can be incorporated into a Microsoft office power point presentation because it can be included as a link in the presentation. It can be useful for a business to  advertise for their company and show how they operate. In essence, this tool is okay because it really didn't have too many free lectures to view.