New Curriculum Standard Primary School Students' Mathematical Thinking Training Primary School Grade 4

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Features: When you open this set of "Happy Mathematics," you enter a world filled with intellectual challenges and brain adventures in the number maze. Here, you are granted permission to attend a happy party held by the numbers, where you will learn various wonderful mathematical magic tricks, become the best friends with straight lines, circles, squares, and triangles; transform into a happy "little sprite" through a series of fun intellectual challenges like reasoning rings, visual impact, number puzzles, grid roses, jumping numbers, and map puzzles, and become a math wizard with extraordinary intelligence! You will discover that mathematics can be so simple, fun, enjoyable, and challenging! This book is one of them, suitable for students in 3rd grade of primary school to 2nd grade of junior high school.