Mathematics champion is a set of mathematics textbooks suitable for first-year students. The content will gradually guide students to learn the basic concepts and skills of mathematics with relatively low difficulty, and pay attention to cultivating students' sense of numbers, logical thinking and problem-solving ability. Through vivid story situations, vivid images and various forms of exercises, the textbook enables students to gradually master mathematics knowledge in a relaxed and happy learning atmosphere. Sunshine students are a comprehensive series of teaching materials aimed at cultivating students' all-round development, including Chinese, mathematics, English and other disciplines, focusing on cultivating students' thinking ability, creativity and practical operation ability. The mathematics part of sunshine students is more comprehensive and expanded, which will guide students to train their thinking and solve problems. The content is comprehensive and difficult. Therefore, from the difficulty point of view, it is relatively easy for the small champion of mathematics to focus on the study and training of basic knowledge, while the mathematics part of Sunshine students is relatively difficult, focusing more on the development of thinking and the cultivation of problem-solving ability.