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《数学课程标准》提出:“要让学生在参与特定的数学活动,在具体情境中初步认识对象的特征,获得一些体验。”体验学习应该是教师先转变教学观念,改变学生的学习方式,变机械接受性的学习为学生的自我感悟自主体验为主的学习方式,改变课堂知识的呈现方式。在实际教学过程中,找准学生的认知起点,使新知识建立在学生的“旧知识”的基础上进行学习,体验的方法和形式很多,但是在“做”中体验是最主要的形式。本文让学生通过看一看、摸一摸、画一画、折一折、摆一摆等实践活动,把知识内容与空间形成统一起来,建立几何概念,促使学生形成空间想象。
The standard of mathematics curriculum puts forward: “Let students acquire some experiences when participating in specific mathematical activities and initially understanding the characteristics of objects in specific situations. ” Experiential learning should be the first teacher to change teaching concepts and change the way students learn , Change the mechanical acceptance of the students’ self-perception of self-experience-based learning, changing the presentation of classroom knowledge. In the actual teaching process, identify the students’ cognitive starting point, so that new knowledge based on the students “old knowledge ” based on learning, there are many ways and forms of experience, but in “do ” experience is The main form. This article allows students to take a look, touch, draw a picture, a set off, posing and other practical activities, the knowledge content and space form a unified, establish the concept of geometry, prompting students to form space imagination.