Also for the first time ever, the MASTER THEORY STUDENT WORKBOOKS are available in economical and convenient CURRICULUM PACKS. Like the Teacher Answer Keys, Student Curriculum Pack Volume 1 contains Master Theory Workbooks 1, 2, and 3. Student Curriculum Pack Volume 2 contains Workbooks 4, 5, and 6. Each student volume also includes the same phone, tablet, and computer access to a complete INTERACTIVE Practice StudioÂTM eBook edition as found in the Teacher Answer Keys, but without the answers included.