Alpha Omega LIFEPAC sets consist of worktexts and teacher materials; they are available for grades K-12 in all subject areas. Lifepac Boxed Sets include all the student Lifepacs and the teaching materials for each subject. We also sell the sets of Lifepacs (student worktexts only), in case you already have the teaching materials for a subject and just need the consumable worktexts. Lifepacs are a mastery-based curriculum, and all instruction is offered in the consumable worktexts along with the workbook pages. There are 10 worktexts for one year courses (5 worktexts for one semester courses and Lifepac Selects) in grades 1 through 12 and two workbooks for each subject at the kindergarten level. Math and Language Arts are the only two subjects available for kindergarten. Answers are found in the Teacher edition for each subject. This is a student-paced curriculum. We will now be offering complete LIFEPAC Sets for grades K through 12. These sets include complete Lifepac sets, both student and teacher, for each subject. The kindergarten level includes language arts and math only. Grades 1 through 12 sets include five subjects Bible, Math, Language Arts, Science, History/Geography. Math progression for grades 9 through 12 is algebra 1, geometry, algebra 2, and pre-calculus. Science for grades 9-12 is general science, biology, chemistry, and physics. Grades 9-12 history/geography is civics & world history, world history, American history, and government & economics. English I through English IV are grades 9 through 12 and includes, writing, literature, grammar, and more.