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备课是教师的基本工作,但很多教师对备课的性质理解不正确,对备课的目的理解不明确。主要表现在两个方面:一是认为备课就是写教案,二是教师片面地认为备课就是“背课”。~([1])两种备课表现容易导致课程目标的拔高或拉低。《中国大百科全书·教育卷》关于备课的解释是:(1)钻研教材(2)了解学生(3)组织教材和选择教学方法。由于组织教材和选择教学方法基于教材和学生,因此文章以苏科版物理教材“摩擦力”为例,先备教材和学生以发现两者冲突,再备教法以转化两者冲突,最终吻合课程目标。
Preparation lesson is the basic work of teachers, but many teachers do not understand the nature of lesson preparation, and do not understand the purpose of lesson preparation. Mainly manifested in two aspects: First, that lesson preparation is to write lesson plans, and second, one-sided view that teachers prepare lesson is “back lesson ”. ~ ([1]) Two preparation performance easily lead to the course of the target high or low. “Encyclopedia of China Education Volume” on the lesson preparation is explained: (1) study materials (2) understand the students (3) organize teaching materials and choose teaching methods. Because of organizing textbooks and selecting teaching methods based on textbooks and students, the article takes the textbook “friction” as an example. Firstly, preparing teaching materials and students to find out the conflict between the two, The final goal of the course.