新课程改革实施至今,静下心来理性地思考这几年的课改之路,在新课改成效的同时,也感受到数学课堂教学改革中的某些缺憾。本文聚焦于数学课堂教学中的各个片断,如:课题揭示、课堂引入、小组合作、探究学习、练习设计等,从教学的有效性出发来审视数学课堂中的方方面面,试图通过改 Since the implementation of the new curriculum reform, we can calmly and rationally think about the curriculum reform in recent years. At the same time of the new curriculum reform, we also feel some shortcomings in the reform of mathematics classroom teaching. This article focuses on the various pieces of mathematics classroom teaching, such as: reveal the subject, the introduction of the classroom, group cooperation, inquiry learning, practice design, etc., from the effectiveness of teaching to look at all aspects of mathematics classroom, trying to change