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2016年5月,笔者参加了苏州高新区举行的初中数学优秀课展示活动,内容是“中点四边形”.在课的观摩展示过程中,笔者与教研组同事们一起经历了三次设计与方案修改、两轮课堂教学与行为改进过程.本文将展现这一过程与反思成果.1教学的设计与讨论1.1教者的设计方案初稿本课设计思路与主要内容:(1)课题引入,学生动手画若干任意四边形和特殊四边形的中点四边形.(2)观察讨论得出一般性结论,课件演示验
In May 2016, the author participated in the junior high school math excellent class demonstration held in Suzhou Hi-tech Zone, and the content was “midpoint quadrilateral.” During the course of the class observation and display, the author and colleagues from the teaching and research group went through three design and programs Modify, two classroom teaching and behavioral improvement process.This article will show the process and reflection of the results.1 teaching design and discussion of 1.1 teaching plan of the first draft of this lesson design ideas and main content: (1) the introduction of the subject, the student hands-on Draw a number of arbitrary quadrilateral and special quadrilateral quadrilateral (2) observe the discussion to draw a general conclusion, courseware demo