《数学课程标准》指出:“有效的数学学习活动不能单纯地依赖模仿与记忆,动手实践、自主探索与合作交流是学生学习数学的重要方式。”在新课程改革中,越来越注重体验性教学,动手操作就是体验性教学的一种体现。学习数学,不仅要注重知识的结果,更要鼓励学生亲身经历数学知识的生成和发展过程,体验数学的情感与价值。一、在“操作”中诱发探究欲望教育家苏霍姆林斯基说:“为了使学生在能力上和精神是得到成长,就必须使他们具有对知识的渴望和掌握知识的愿 The Standard of Mathematics Curriculum states: ”Effective mathematics learning activities can not rely solely on imitation and memory, hands-on practice, exploration and cooperation and exchange of students are important ways for students to learn mathematics.“ In the new curriculum reform, more and more attention Experiential teaching, hands-on operation is a manifestation of experiential teaching. Learning mathematics, not only pay attention to the results of knowledge, but also to encourage students to experience the mathematic knowledge generation and development process, to experience the emotion and value of mathematics. First, in the ”operation “ in the search for desire Desire educator Suhomlinski said: ”In order to enable students to be able to grow in spirit and ability, they must have their desire for knowledge and knowledge of the willingness