教育部课程改革专家组核心成员余文森教授认为:“课堂教学的有效性是指通过课堂教学活动,学生在学业上有收获,有提高,有进步。具体表现在:学生在认知上,从不懂到懂,从少知到多知,从不会到会;在情感上,从不喜欢到喜欢,从不热爱到热爱,从不感兴趣到感兴趣。”要提高数学课堂学习的有效性,可以从以下几个方面入手: Professor Yu Wensen, a core member of the Curriculum Reform Experts Group of the Ministry of Education, believes that: “The effectiveness of classroom teaching means that through the teaching activities in the classroom, students gain something in their studies, improve and progress, specifically in the following aspects: I do not know how to understand, from less to more knowledge, never to be; in emotion, never like to love, never love to love, never interested to be interested. ”To improve the effectiveness of mathematical classroom learning Sex, you can start from the following aspects: