数学课堂教学不能仅以知识传授为目标,还要注重学生的思维发展。为此,教师要转变教育理念,更新教学行为,实现教学方式由注入式、接受式向启发式、探究式转变。在教学的不同环节,教师都应努力贯彻探究理念,培养学生探究能力。一借助有效的概念引入,引发学生探究欲望概念的引入不能直截了当地告诉学生,而要创设一定的问题情境,以激活学生的思维,给予学生思考和探究的机会,让学生明白概念的“来龙去脉”。譬如,关于三角形中线、 Mathematics classroom teaching can not only impart knowledge as the goal, but also pay attention to the development of students’ thinking. To this end, teachers should change the concept of education, update teaching behavior, teaching methods from the infusion, acceptance to heuristic, inquiry-based changes. In different aspects of teaching, teachers should strive to implement the concept of exploration, develop students’ ability to explore. First, with the introduction of effective concepts, the introduction of the concept of inducing students to explore desire can not be directly told to students, but to create a certain problem situations to activate students’ thinking, giving students the opportunity to think and explore, so that students understand the concept of “ ”. For example, on the triangle center line,