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数学活动是有一定的要求和条件的。我们都知道,同样是木棒,一年级学生利用摆小棒的活动感受10以内数的分与合是数学活动,工人搬运木料则不是,因为后者没有体现数学的思想,也没有数学化的思维过程。那么数学活动都是有效的吗?同样开展的数学活动,有的在预定时间内完成,不仅推动了课堂的发展,引出课堂的主题,还达到了教学的目标,使学生有所收获,显而易见,这种数学活动是有效的;而有的数学活动目的性模糊,耗时长,组织散漫,缺乏教师有
Mathematics activities have certain requirements and conditions. We all know that wooden sticks are also used by first-year students to experience sticking points within 10. Math work is not carried by the workers because the latter does not reflect the idea of mathematics nor is it a mathematical Thinking process. Then the mathematical activities are valid? The same mathematical activities, some completed within the scheduled time, not only promoted the development of the classroom, leading to the theme of the classroom, but also to achieve the goal of teaching, so that students gain something, it is obvious, This math activity is effective; while some math activities are ambiguous, time-consuming, loosely organized, lack of teachers