Math In Focus Singapore Math by Marshall Cavendish Courses 1-3 for Grades 6-8 is a math program from Singapore created for U.S. classrooms. Math in Focus is an authentic Singapore Math curriculum—with problem solving as the center of math learning and concepts taught with a concrete–pictorial–abstract learning progression through real-world, hands-on experiences. Math in Focus supports the goals of the Common Core State Standards for Mathematics, is research-based and focuses on classroom learning, discussion, and practice, balances conceptual understanding, visual learning, and problem solving.