The instructional materials for Dimensions Math Grades 6-8 do not meet expectations for alignment to the CCSSM. In Gateway 1, the instructional materials for Grades 6-8 do not meet the expectations for focus. For coherence, the instructional materials for Grades 6-7 are partially coherent and consistent with the Standards. The instructional materials for Grades 6-7 contain supporting work that enhances focus and coherence simultaneously by engaging students in the major work of the grade and foster coherence through connections at a single grade. The instructional materials for Grade 8 are not coherent and consistent with the Standards. The materials for Grade 6 were reviewed for rigor and the mathematical practices in Gateway 2. The instructional materials for Grade 6 meet the expectations for rigor and balance, but they do not meet the expectations for practice-content connections. Since the materials do not meet expectations for alignment to the CCSSM, they were not reviewed for usability in Gateway 3.