The CD-ROM versions of this courses contain everything that is in the textbook courses plus multimedia add-ons like word pronunciations, videos, and animations. Please note that this CD does not read the course to the student. It is the book on CD, formatted as a website.Students answer the 'on your own' questions as they read through the CD. The Module Reviews, Tests, and Answers are on a separate CD (included in the package) for the parent. These are complete courses, not just supplements! Format: CD-ROM. Requires a PC computer with sound card, speakers, and a printer, running Windows 95/WindowsNT or higher. Requires Internet Explorer 5.0 or higher (provided on the CD). We recommend at least a Pentium 100 processor with 16Mb of RAM. Although technical support is not available for Macintosh computers, the CDs are fully tested and do run on Macintosh computers running OSX or Virtual PC 5.0 or higher.