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一、运用多媒体教学,要围绕课堂教学目标多媒体的目的就是完成相应的教学目标,解决课堂中的难点及重点。因此,在确定课件的目的时,首先应该深入分析学期、单元及课时的教学内容与目标以建立一个完整的学科要求体系,并从中设计出适合于教学的课件,在师生互动的教学环境中,让学生逐步掌握教学内容。如在《圆的认识》教学导入时,先让学生说说生活中圆形的东西(碗、灯罩、钟、轮胎……),接着问学生这些物体哪部分是圆形的,学生说后教师就用多媒体展示这些物体,并点击鼠标,把每个物体通过旋转或正面透视变成大小不同的圆形,让学生马上建立
First, the use of multimedia teaching, teaching objectives should focus on the classroom The purpose of multimedia is to complete the corresponding teaching objectives, to solve the difficulties and priorities in the classroom. Therefore, in order to determine the purpose of courseware, we should first analyze the semester, unit and duration of teaching content and goals to establish a complete system of discipline requirements, and from which to design suitable for teaching courseware, interactive teaching environment in teachers and students , So that students gradually grasp the teaching content. As the teaching of “Awareness of the Circle” is introduced, let the students talk about the circular things (bowls, lampshades, bells, tires ...) in life, and then ask the students which parts of these objects are circular, and the students say that after-teachers Use multimedia to show these objects, and click the mouse, turning each object into a circle of different sizes by rotating or front perspective, allowing students to establish immediately