教学是一门遗憾的艺术,每节课下来进行反思时,总有美中不足之处。提高义务教育阶段数学课堂教学的有效性,是永恒的课题。有的教师从应试教育的角度进行上课,只重视知识、技能的结论,不重视知识和技能的形成过程,甚至说:“不考的不讲”。有的教师追求课堂学生的参与度,把课堂搞得轰轰烈烈,经常让学生:“大家一起来回答!”于是培养了许多的南郭先生。这两种现象都是不可取的。一、课堂导入的有效性有效的课堂导入须灵活多变、简单巧妙、新颖自然。无论哪一节课,课堂导人都没有说 Teaching is a regrettable art, every lesson down to reflect on, there will always be the fly in the ointment. To improve the effectiveness of mathematics classroom teaching in compulsory education is an eternal topic. Some teachers from the perspective of exam-oriented education, focusing only on the conclusions of knowledge and skills, do not attach importance to the formation of knowledge and skills, and even said: “Do not test does not speak ”. Some teachers pursue the participation of students in the classroom, make the classroom vigorous, often let the students: “So everyone together to answer! ” So a lot of Mr. Nan Guo trained. Both of these phenomena are not desirable. First, the effectiveness of the introduction of the classroom Effective classroom introduction to be flexible, simple and clever, new and natural. No matter what class, the class guide people did not say