目前,不少非重点中学学生数学学习成绩严重分化,造成了同一个班级学生数学水平不齐的现象。按照传统的、封闭式的教育思想和教学方法进行教学,无法改变这种水平不齐的状况。在这种班级里,一部分基础、素质较好的学生,受到牵制,得不到应有的培养和发展;而另一部分基础差的学生,却又常常听不懂,完成不了教师布置的作业, At present, a lot of non-key secondary school students math scores seriously divided, resulting in the same class of students math level is not the phenomenon. Teaching in accordance with the traditional, closed-minded educational ideas and teaching methods can not change this level of misalignment. In this class, part of the basic, better-quality students, under the control of students, do not get the proper training and development; while the other part of the basis of poor students, but often do not understand, can not complete the homework assignments,