经常听一些老教师的小学数学课,发现他们在新课程实施后的新授课之前还会时常安排复习这一环节,而我在外出听课或是学校教研课中很少发现。心中不免有些疑惑,对新授课前是否应该安排复习环节也产生了一点自己的想法。布鲁纳的学习理论提出教学要根据学生的已有认知水平组织或处理教学内容,他主张 I often listen to some elementary teachers’ elementary math classes and find that they often arrange for reviewing this new course before the new one after the new course is implemented, and I seldom find out when I go out for lectures or school teaching and research. My heart can not help but some doubts, the new lectures should be arranged before the review also produced a bit of their own ideas. Bruner’s theory of learning that teaching should be based on the students’ existing cognitive level to organize or deal with teaching content, he advocated