教学内容: 人教版六年制小学数学第一册第78-79页的例1-例4。 教材分析: “11-20各数的认识”这部分教材是在学生掌握10以内数的基础上,通过操作实践、观察思考、合作交流等学习方式帮助学生熟练地数数,了解11-20各数的顺序和大小比较,并能在掌握11-20各数组成的基础上会正确地进行11-20各数的读、写。 我们知道,小学低年级的学生正处于由具体形象思维向抽象逻辑思维过渡的阶段,他们的思维往往还要借助于形象直观的实物图像或 Teaching content: PEP six years of primary school mathematics first volumes 78-79 page 1 - Example 4. Teaching material analysis: “11-20 understanding of the number” This part of the textbook is based on the number of students to master the number of 10, through the practice of practice, observation and thinking, cooperation and exchange of learning to help students skilled in counting, to understand the 11-20 Number of the order and size comparison, and can grasp the composition of the 11-20 on the basis of the correct number of 11-20 each read and write. We know that the students in the lower primary school are in the transition from concrete image to abstract logical thinking, and their thinking usually depends on the visual image of the object or