Practice and application characterize the Lifepac Mathematics series, emphasizing mastery of basic mathematics concepts and skills as well as advanced concepts. Grades 1-6 develop skills in counting, number relationships, number facts, place value, and computation. For Grades 7-8, pre-algebra and pre-geometry are emphasized. Having mastered these concepts, Grades 9-12 move on to the more challenging topics. Boxed set contains all 10 student worktexts plus a comprehensice Teacher's Guide.