1. Click on System Preferences (under the Apple icon).
2. Click on Speech.
3. Choose a System Voice.
4. Click on Set Key and type in a key combination. Click OK.
You only have to do these steps once. Then, each time the student wants the computer to read aloud, simply highlight the text and click the key combination (mine is Command +5). The computer will read the text aloud. This can be used with documents or online text.