随着课程改革的不断深入,合作学习被越来越多地引入课堂,小组合作学习成为学生学习数学的重要方式,也成为现代课堂教学的一道亮丽的风景线。但是,我们常常看到,由于小组划分的随意性,组织的散乱,设置的问题缺少研究价值,学生的参与度不均衡等,致使小组探究“浮在表层” With the continuous deepening of the curriculum reform, cooperative learning is increasingly introduced into the classroom. The cooperative learning of the group has become an important way for students to learn mathematics and has become a beautiful landscape of modern classroom teaching. However, we often see that due to the randomness of the group division, the scattered organization, the lack of research value and the uneven participation of students, the group explores “floating on the surface”