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辩证唯物主义认为:组成世界的一切事物都在永不停息地变化着,静止是相对的,运动是绝对的。用运动、变化的观点来研究几何图形的特点和性质虽不是小学数学教学的主要内容,但要使学生形成正确的空间观念,使学生在正确理解和掌握几何初步知识的基础上,形成良好的技能技巧,教师运用运动观点进行教学,是行之有效的科学手段。下面根据本人的教学实践,谈谈用运动观点教学几何初步知识的一些体会: 一、运动观点有利于教活概念。 “几何初步知识”中的很多概念,如教师用静止的观点组织教学,容易使学生对概念的理解产生片面性或错误性,为以后的继续学习造成一定的障碍。如果教师把运动观点贯穿在教学中,就
Dialectical materialism holds that all things that make up the world are constantly changing, that the rest is relative and that the movement is absolute. Although it is not the main content of elementary mathematics teaching to study the characteristics and characters of geometry with movement and changing point of view, it is necessary for students to form the correct concept of space so that students can form a good foundation on the basis of correctly understanding and mastering the preliminary knowledge of geometry Skills and skills, teachers use sports point of view teaching, is an effective scientific method. The following based on my teaching practice, to talk about the use of sports point of view some of the initial teaching geometric knowledge: First, the sports point of view conducive to the concept of teaching and living. Many concepts in “Geometry Preliminary Knowledge”, such as teachers 'teaching from a static point of view, tend to make one-sidedness or error of the students' understanding of the concepts and cause some obstacles for further study. If the teacher runs the point of view in teaching, then