1, which can cultivate the interest and innovative spirit of primary and secondary school students: this will enable students to learn and use mathematics knowledge better and improve their enthusiasm and initiative in mathematics learning.

2. It can cultivate primary and secondary school students' mathematical thinking and practical ability: this is conducive to improving teachers' and students' awareness of popular science, promoting the combination of mathematical theory and practice, and cultivating students' scientific attitudes and methods.

3. It can improve the teaching level and quality of schools and teachers. To carry out such activities, teachers need to conduct in-depth research and three-dimensional design of teaching content, guide students to actively explore and practice, and greatly improve teachers' own teaching ability.