苏霍姆林斯基曾说过:“儿童的智慧在他的手指尖上。”可见,数学是做出来的,学生只有亲历知识的发现过程,才能真正理解和掌握知识。《数学课程标准》也明确指出:“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习数学的重要方式。”这就表明组织学生开展操作学习应该成为小学数学教学的重要形式,所谓操作性学习就是在数学教学中,教师根据学生已有的 Suhomlinski once said: “The wisdom of the child is at his fingertips.” It can be seen that mathematics is made, and students can truly understand and master knowledge only through the discovery of knowledge. The standard of mathematics curriculum also clearly states: “Effective mathematics learning activities can not rely solely on imitation and memory, hands-on practice, independent exploration and cooperation and communication are important ways to learn mathematics.” This shows that organizing students to conduct operational learning should Become an important form of primary school mathematics teaching, the so-called operational learning is in mathematics teaching, teachers based on the students have