Goofi Academic Books – Singapore Math 2B is a Math Activity book for kids with the most advanced math curriculum in the world. Singapore Math uses the CPA (The Concrete Pictorial Abstract) method to teach concepts to build a strong foundation in math. 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 2A is a 108-page activity-based book appropriate for Grade – 1 and Grade – 2 students. Features of this Math Activity Book: The math activity book uses CPA (The Concrete Pictorial Abstract) method to teach math concepts to build a very strong foundation in math. ?Singapore Math is the most advanced math curriculum in the world. Students who complete the Singapore Math book and program are 2-3 years ahead of other students. They perform better in real-life math and finance.