by Susan Wise Bauer this spirited, unabridged retelling by Jim Weiss. Covering the first 5000 years of civilization, you'll be taken on a journey from the Fertile Crescent to the barbarian's invasion of Rome. These CDs may be used along with the printed book, as a supplement to another curriculum or independently. 7 CDs, approximately 8 hours long. An insert helps you to match specific chapters/topics with tracks.