Screen Reader: JAWS
JAWS is a computer screen reader program that reads aloud all functions, commands and screen text to blind and visually impaired users to assist the user with navigation and functioning of the computer.
Access a JAWS User Guide here
Screen Reader and Magnification: ZoomText
ZoomText enlarges and enhances everything on your computer screen, making all of your applications easy to see and use.
Access a ZoomText User Guide here
ZoomText in brief guide here