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数学活动是师生共同参与、交往互动的过程。因此,师生的有效互动是课堂活动的核心。当然,要实现课堂互动的双向建构,促进师生的共同发展,既要注意学生的主体参与,也要教师的掌控和调控。一、适度掌控课堂活动——思考、探索、表达课堂活动重视活动的独特价值,而价值的有效达成是教师主导与学生主体作用的高度整合。因此,有效的课堂互动强调对课堂活动的适度掌控,强调“动”与“静”的结合。“动”即学生的活动,重视学
Mathematical activities are teachers and students involved in the interaction of interaction process. Therefore, the effective interaction between teachers and students is the core of classroom activities. Of course, in order to realize the two-way construction of classroom interaction and promote the common development of teachers and students, it is necessary to pay attention to the participation of students as well as the control and regulation of teachers. First, the appropriate control of classroom activities - thinking, exploring, expressing classroom activities value the unique value of the activity, and the effective achievement of value is the teacher-led and the role of the main body of a high degree of integration. Therefore, effective classroom interaction emphasizes the proper control of classroom activities, emphasizing the combination of “moving” and “static”. “Move ” that is, student activities, emphasis on learning