《旋转》中例、习题的变式学习

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创新学习的关键是培养同学们的“问题”意识,有疑问,才会去思考,才能有所创新.在课堂中运用变式学习可以多侧面、多角度、多渠道地思考问题,同学们多探讨,多争论,能有效地训练思维创新能力.变式学习,变换问题的条件和结论,变换问题的形式,但不改变问题的本质.同学们学习时不只是停留于事物的表象,注意从事物之间的联系上来理解事物的本质,在一定程度上可以克服和减少思维僵化及思维惰性,使思维既深刻又灵活,从而可以更深刻地理解所学知识内容,运用知识时能做到举一反三、触类旁通.从本期开始,本刊特邀请首都师范大学附中特级教师、变式教与学研究专家张文娣老师,撰写同步配合每期内容的变式学习系列文章.本期内容为《旋转》中的课本例、习题的变式学习,请读者朋友予以关注. The key to innovative learning is to cultivate the students “problem ” consciousness, only when there are questions and thinking, can we make some innovations.Using variant learning in class can think about problems in a multi-sided, multi-perspective and multi-channel manner More discussion, more controversy, can effectively train thinking ability to innovate.Changes in learning, transform the conditions and conclusions of the problem, transform the form of the problem, but does not change the nature of the problem.Students learn not only stay in the appearance of things, Attention should be paid to understand the essence of things from the connection between things, to a certain extent, to overcome and reduce the rigid thinking and thinking inertia, so that thinking is profound and flexible, so that you can understand more deeply what you have learned and can use knowledge to do From the beginning of this issue, this journal invited special high school teachers from Capital Normal University middle school, teachers and teachers of variant teaching and learning Zhang Wandi, composing a series of articles about synchronous learning with variant content of each issue.The content of this issue is “ ”In the textbook example, exercise variant learning, please readers friends to pay attention.
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