Description This workbook is published in line with the 2022 revised curriculum applied to 3rd-4th grade elementary students starting in 2025. Feel math! It is another must-read book on the path to becoming top-tier. Choisangwi Math S helps students solve any problem through a deep feel and understanding of math, building the strength to stay at the top all the way through middle and high school. By covering not only textbook concepts but also advanced concepts, students can build a solid foundation for in-depth learning, and images help them intuitively feel and understand the core of advanced concepts. In addition, reflecting the new curriculum, the difficulty level and problem composition are designed to strengthen curriculum competencies and push students to the highest level, so that anyone can aim for the top. With a review book that matches 1:1 with the problems in the main text, repeated practice will help students build top-tier mathematical thinking skills. Table of Contents 1. Multiplication 2. Division 3. Circles 4. Fractions 5. Capacity and Weight 6. Organizing Data