一、背景通过问卷调查和课堂观察发现在数学课堂合作学习的实施过程中,常常因为教学流程设计不合理,教师对合作学习的要求不明确,导致合作低效。本案例针对合作课堂的设计和组织进行研究。本案例选择的教学内容是是苏科版八年级的第11章的第一节课《你的判断对吗》,是命题说理的预备课,为后面的说理作铺垫,激发学生的兴趣。笔者认为本节课的内容具有探索性,适合以合作学习的形式开展。本案例所选择的学生是笔者所在学校的一个平行班,本班学生已经 First, the background Through the questionnaire survey and classroom observation found that in the implementation of cooperative learning in the classroom mathematics, often because of the teaching process design is not reasonable, the requirements of teachers is not clear, leading to inefficient cooperation. This case studies the design and organization of a collaborative classroom. The teaching content selected in this case is the first lesson of Chapter 11 of the eighth grade of Su Ke version. “Are you right?” Is a preparatory course for propositional reasoning, which paves the way for the following theories and stimulates students’ interest. The author believes that the content of this lesson is exploratory, suitable for cooperation in the form of learning. The students selected in this case are a parallel class at the author’s school, and the class students already have