In order to use SylvanTestPrep.com, you will need a Macintosh or Windows computer with an internet connection, sound card, a browser with the Adobe Flash plugin installed, and an Adobe Acrobat PDF reader. If you are using a Windows operating system, we recommend Windows XP or Vista (Home or Professional). Macintosh users should be running OS X 10.2.8 or newer. Video lessons require the Adobe Flash plugin version 8 or newer. A broadband internet connection (DSL or Cable) is stongly recommended for an optimal experience. If you have a dial-up connection, the videos and other multimedia elements may take a long time to load. Internet Explorer running on Macintosh computers is not supported.