A free, open-source online screen-reading program that gives visually impaired students the ability to surf the web from any internet-connected device, and a system that enables students with severe physical handicaps to control computers or wheelchairs with only their tongues, are among the latest developments in assistive technology (AT) that aim to lessen--if not completely obliterate--the gap between the able and the disabled.

"We are seeing exciting trends that open the door to increased access with greater simplicity for less cost. The emergence of open-source tools and hardware that is easy to use will enable more people with special needs to


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