This CD is designed to be used with Familia Romana, the first book in Hans Orberg's Lingua Latina series. The CD includes mp3 sound files of the entire book, Familia Romana, plus the Pensa as interactive exercise tutorials. This version of the CD is for PC only and does not include the Exercitia Latina I, those are on a separate CD Rom for the PC. You may also be interested in the new online course available at: courses.pullins.com