These videos are displayed at approximately 560x315 dots per inch by
default, but if you want to view them full screen, just double-click on the
video if you are using the FireFox browser, or right-click on the video and
select Zoom, then Full Screen if you are using Internet Explorer.
To return to the default size, just press the ESC key on your keyboard.
This library of video tutorials may be a bit small right now, but it will
be growing on a continuous basis so come back often to see more helpful
content.