Making Educational Software and Web Sites Accessible: Design Guidelines Including Math and Science Solutions Freed, Geoff Rothberg, Madeleine Wlodkowski, Tom CPB/WGBH National Center for Accessible Media Principles for designing accessible math- or science-oriented Web sites, software and multimedia. Topics include creating accessible images, tables, graphs, forms, electronic textbooks, and the use of closed captions and audio descriptions. 2003-02-01 text/html en Copyright 2003 WGBH Educational Foundation. All Rights Reserved.