Welcome to Singapore Math––the leading math program in the world! This workbook features math practice and activities for third grade students based on the Singapore Math method. Level A is designed for the first semester and Level B is for the second. An introduction at the front of each book explains Singapore Math and its common problem types. Each unit has learning objectives, which clearly define the skills to be learned in that section, and an answer key with step-by-step worked out solutions that help students see how to work the problems. This book is perfect for students familiar with Singapore Math and for those who just need extra math practice!