传统的数学教学是学生被动吸收、机械记忆、反复练习、强化储存的过程,没有主体的体验。新课改下的《数学课程标准》提出:“要让学生在参与特定的数学活动,在具体情境中初步认识对象的特征,获得一些体验。”所谓体验,就是个体主动亲历或虚拟地亲历某件事并获得相 The traditional mathematics teaching is passive absorption of students, mechanical memory, repeated practice, to strengthen the process of storage, there is no main experience. Under the new curriculum reform, “Mathematics Curriculum Standards” put forward: “Let students take some specific mathematical activities in the initial understanding of the characteristics of the object to obtain some experience.” The so-called experience, is the individual experience or virtual Experience something and get it