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小学阶段“空间与图形”的内容主要涉及现实世界中的物体、几何体和平面图形的形状、大小、位置及其变换,是学生更好地认识、描述生活空间和进行交流的重要工具。在教学过程中,我们通常从所学知识与日常生活的密切联系着手,帮助学生在观察、操作、比较、推理的过程中,逐步认识平面图形的形状、大小、位置关系及变换,认识几何体的特征,解决相关的数学问题,从而发展学生的空间观念,培养几何直觉。下面结合个人教学实践,谈谈“空间与图形”这一学习领域的教学策略。动手操作建构表象小学生要想获得直观几何知识并形
Primary Stage The content of “Space and Graphics” mainly refers to the shape, size, position and transformation of objects, geometries and graphic shapes in the real world. It is an important tool for students to better understand, describe and communicate with each other. In the process of teaching, we usually start from the close relationship between knowledge and daily life to help students gradually understand the shape, size, position and transformation of plane graphics in the process of observation, operation, comparison and reasoning. Characteristics, to solve the related mathematical problems, so as to develop the students’ space concept and cultivate the geometric intuition. The following combination of personal teaching practice, talk about “space and graphics ” the teaching of learning strategies. Hands-on Operational Representation Pupils want to obtain intuitive geometric knowledge and shape