The The Mystery of History Volume I Student Reader contains 108 exciting lessonsin a colorful, easy-to-hold hardback. Divided into 36 weeks, the reader is a stand“alone world history text for all ages to enjoy. But for those who wish to delve deeper, we have included a download code in each book for a digital version of The Mystery of History Volume I Companion Guide. The reproducible resources of the Companion Guide, also written by Linda Lacour Hobar, contain familiar and popular components of The Mystery of History series: pretests; hands-on activities and research projects for younger, middle, and older students; memory card ideas; bi-weekly quizzes and exercises; timeline helps; maps; supplemental book lists; all teaching resources; and more.