Noteboom Productions (http://www.noteboomproductions.com) says Tutor for Lion, their latest video tutorial, is now available on the Mac App Store in the Productivity category. It costs US$4.99
In Tutor for Lion, the user watches videos to learn how to use Mac OS X 10.7 (“Lion”), Apple’s latest operating system. The video tutorial is designed for the new user to Mac and consists of 35 video chapters on various subjects, including an overview of the interface to working with Mission Control to using Full Screen Apps to backing up your computer to basic troubleshooting.