“三案七环”学案的设计充分体现了“少教多学”的教学思想,主要特色如下:一、学案导学代替传统教案传统教案着眼于老师教什么,怎么教,它是以教师为中心,强调的是“教”;学案着眼于学生学什么和如何学,它是以学生为中心,强调的是“学”。它不是教案的翻版,它需要老师从帮助学生学会学习出发,按照从易到难,从现象到本质,从一般到特殊的认识规律,有层次地安排学习内容,从而真正达到“少学多教”的目的。二、改变学习主体的错位“三案七环”中的问题导引、问题探究、问题质疑、学生展示、合作探究、归纳总结、巩固提高等七个环节,都明确指出每一个环节 The design of the case of “seven cases of seven cases” fully embodies the teaching thought of “less education and more study”. The main features are as follows: First, the case study guide instead of the traditional lesson plan The traditional lesson plan focuses on what the teacher is teaching and how to teach It focuses on teachers and emphasizes “teaching”. The case focuses on what students learn and how to learn. It focuses on students and emphasizes “learning”. It is not a replica of the lesson plan, it requires teachers to help students learn to learn, according to from easy to difficult, from phenomenon to essence, from general to special laws of understanding, the level of learning content arrangement, which truly achieve Teach “purpose. Second, to change the dislocation of the main learning ”seven cases of seven " in the guidance of the problem, the issue of inquiry, questioning, student display, cooperation and exploration, summarized, consolidate and improve the seven areas, are clearly pointed out that each link