Description Singapore Math is the most advanced math curriculum in the world. Students who complete the Singapore Math book are 2-3 years ahead of other students. They perform better in real-life math and finance. Singapore Math uses the CPA method to teach math concepts to build a very strong foundation in math. Singapore Math 1B is a 90-page activity-based book with Numbers (up to 100), Comparing numbers, Graphs, Multiplication, Division, Half & Quarter, Time, and Money concepts. Singapore Math 1B is appropriate for KG – 1, 2, and Grade – 1 students.