“数学活动”随着课程改革的推进,被越来越多地引入课堂,但如何处理好“数学活动”中的教师主导与学生主体的关系,在充分尊重学生主体地位的基础上发挥教师的主导作用,仍然是一线教师经常困惑的问题。因此向“学”与“教”的更深处漫溯,允执其中,“学”“教”统一的意义十分重大。 With the progress of curriculum reform, mathematics activities are more and more introduced into the classroom. However, how to deal with the relationship between teacher-led and student subjects in “Mathematical Activities”, and fully respect the foundation of students’ subjective position On the teachers to play a leading role is still the front-line teachers are often confused issues. Therefore, it is of great importance to “trace” and allow students to learn more deeply from “learning” and “teaching.”