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在“以问题为中心”的课堂教学中,问题是探究的起始点,是课堂的兴奋点,是知识的生成点,是智慧的增值点,问题对于课堂教学具有核心价值。笔者以为,教师应当研究问题的设计角度,才可能让问题真正成为学生思维的发动机。一、从因果的角度设计问题,即逻辑型问题所谓逻辑型问题,就是涉及分析事物的因果关系的问题。这类问题能够较好地激发学生去探究因果相关的问题,有利于培养学生思维的深刻性、批判性。例如,在“正确理解楞次定律中‘阻碍’的含义”
In classroom teaching with “problem as center”, the problem is the starting point of inquiry, the excitement point of the classroom, the generating point of knowledge and the added value point of wisdom, and the question has the core value for classroom teaching. The author believes that teachers should study the issue of design perspective, it may make the problem truly become the engine of student thinking. First, from the perspective of causal design problems, that is, the so-called logical type of logical problems, is involved in the analysis of the causal relationship between things. Such problems can better motivate students to explore causal issues, is conducive to cultivating the profound thinking of students, critical. For example, in the “correct understanding of Lenz’s law, the meaning of” obstruction "