试题与答案

两个教师在教学《圆的认识》一课时: 教师A在教学“半径和直径关系”时,组织学生动手

题型:问答题

题目:

两个教师在教学《圆的认识》一课时:
教师A在教学“半径和直径关系”时,组织学生动手测量、制表,然后引导学生发现“在同一个圆中,圆的半径是直径的一半”。
教师B在教学这一知识点时是这样设计的:先让学生自学,再让学生表述半径与直径的关系,然后问学生可以用什么方法来证明,学生再说出自己的观点,体现的是学生要学,学生在自己通过猜测、验证获得知识。
请比较分析这两位教师的教学设计及启示。

答案:

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