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教学内容:人教版《义务教育教科书·数学》六年级上册第57~58页。教学目标:1.通过观察、操作、交流等活动认识圆心、半径、直径,掌握圆的特征,并会用圆规画圆。2.经历探索、发现、创造、交流等活动过程,并在过程中深刻把握圆的特征,发展空间观念和数学交流能力。3.学会从数学的角度认识世界、解释生活,逐步形成“数学地思维”的习惯。4.培养观察比较、分析推理、抽象概
Teaching content: PEP “compulsory education textbooks · Mathematics” sixth grade on the first 57 ~ 58 pages. Teaching Objectives: 1. Through the observation, operation, communication and other activities to understand the heart, radius, diameter, grasp the characteristics of the circle, and will use the compass to draw a circle. 2. Experience exploration, discovery, creation, exchange and other activities, and in the process of profound grasp of the characteristics of the circle, the development of space concepts and mathematical communication skills. 3. Learn to understand the world from the mathematical point of view, explain life, and gradually form a “mathematical thinking ” habit. 4. Training observation and comparison, analysis of reasoning, abstract