This website contains a wealth of study materials, interactive activities, and essays to help you better understand the material in the textbook. The content is organized by textbook chapter. To begin, click a chapter title on the left. Click the "?" icon on the upper-right corner of the window for help from any page in the site.

Apple's QuickTime plugin is required for some of the activities. If you see the blue QuickTime logo at right, you have the correct version. If you don't see the logo, visit Apple's website to download the plugin.