Assistive Technology Training Online Project (ATTO)
US Department of Education's Office of Special
Education and Rehabilitation Services
http://at-training.org/

Center for Applied Special Technology Centre
http://www.cast.org/

Center for Applied Special Technology Centre
http://www.cast.org/

Learning Disabled Association of Canada
http://www.nsnet.org/atc/tools/index.html

National Center to Improve Practice in Special Education Through Technology,  Media and Materials
 Education Development Center, Inc. (EDC) in Newton, MA.
U.S. Department of Education's Office for
Special Education Programs (OSEP
http://www2.edc.org/NCIP/Default.htm

Special Needs Opportunity Window (SNOW)
University of Toronto
http://snow.utoronto.ca/technology/products/index.html

LDOnline
Technology
http://www.ldonline.org/ld_indepth/technology/technology.html