取得了武昌水果湖二小刘晋斌老师的同意后,我观摩了该校四年级自然课《弹性》的教学。对这两节课和后来收集起来的学生实验报告,我感受很多,也产生了不少想法,现对其作一回顾和反思。上课前与刘老师进行了交流,以下是他预先设计的教学步骤:首先,请学生根据自己日常经验和感受谈 After obtaining the consent of Liu Jinbin, a teacher at Wuchang Fruit Lake, I observed the “flexible” teaching of the fourth grade of the school. I feel a lot about these two classes and the experimental reports of students collected later. They have also produced many ideas and are now reviewing and reflecting on them. Pre-class exchanges with Liu, the following is his pre-designed teaching steps: First of all, ask students to talk about their daily experience and feelings