Designed for additional students using Teaching Textbooks Pre-Algebra, Version 2.0 this student workbook and answer booklet will allow students to complete the course in their own book. Perfect for co-ops or siblings! The student textbook contains 139 lessons and is 639 pages, softcover, spiralbound; the answer key/test bank contains 17 tests and is 111 pages, softcover. This kit does NOT contain the Teaching Textbooks Pre Algebra CD-ROM Set Version 2.0.