Tutorials for JAWS and MAGic are located at Freedom Scientific.
The following are YouTube video tutorials for JAWS:
Introduction to JAWS (Video 1 of 4) - Statewide Vision Resource Centre
Listening to JAWS (Video 2 of 4) - Statewide Vision Resource Centre
Navigating a Document with JAWS (Video 3 of 4) - Statewide Vision Resource Centre
Selecting Text with JAWS (Video 4 of 4) - Statewide Vision Resource Centre