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教师在概念教学中,要研究学生的最近发展区,利用新概念与学生已有的认知结构的差异来设置合适的教学情境,以展示概念的形成发展过程,揭示知识的本质,使学生较好地掌握数学概念.本文介绍在概念教学中几种常见的创设情境的方法,供参考.一、通过生活背景创设情境案例1用叠合法比较线段的长度.教师:请一位同学到讲台上来,和老师并
Teachers in the concept of teaching, we should study the students ’recent development zone, the use of new concepts and students’ existing cognitive structure to set the appropriate teaching situation to demonstrate the formation of the development process of development, reveal the essence of knowledge, make students more Good grasp of mathematical concepts.This article introduces several common concept creation scenarios to create a context for reference.First, through the life of the scene to create a case scenario 1 by overlapping method to compare the length of the line.Teacher: Please a classmate to the podium , And the teacher and