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一、案例背景笔者认为在常态的教学备课过程中,每一位教师都应构建起“发现问题——分析原因——解决问题——提升经验”的问题解决式的备课流程,都要以“问题解决”的思考方式和思考流程来设计教学,使得教学更具针对性,更体现学科特质。不至于出现无病呻吟或是隔靴搔痒的现象,从而导致教学的低效。在五年级第十册“长方体和正方体”单元的教学中,经常遇到立体图形与其平面展开图之间的关系的问题,这类问题人教版课本中没有相应的例题,只在
First, the background of the case I believe that in the normal process of teaching preparation, every teacher should build a “found the problem - the analysis of the reasons - to solve the problem - to enhance the experience ” problem-solving process preparation process should be To “” problem solving “thinking and thinking process to design teaching, making teaching more targeted, but also reflects the discipline characteristics. Do not appear to groan sickly or itching phenomenon, resulting in inefficient teaching. In the teaching of the tenth volume of the fifth grade ”cuboid and cube " unit, often encounter the problem of the relationship between the three-dimensional graphics and their plan. There are no corresponding examples in the textbooks of the PEP.