consists of a series of "pages". Some pages take up more than 1 screen.
To move down a page, use the Page Down key. To move back up, use the Page Up key.

looks best when it covers the full computer screen. Click on the button in the upper right hand corner of this window to make the display fill the entire screen. Depending on your system, the button may look like ...

WINDOWS 95	MACINTOSH

To proceed from one page to the next, click on the button or correctly answer the quiz.

If you encounter problems with this tutorial (and we hope you don't!), please email us at: rivref@citrus.ucr.edu. Try to be as specific as possible as to what sort of problem you encountered, what sort of computer and software you were using at the time, and where you were located when accessing the tutorial. Thanks.