建模点1:“长方体和正方体”的概念模型所属内容:教材第82—83页,信息窗】教材简析:本信息窗呈现的是生活中学生熟悉的长方体和正方体文物图片。借助问题“长方体有哪些特征?”“正方体有哪些特征?”引出对长方体和正方体的特征的研究。通过本信息窗的学习,学生借助实物和模型,理解长方体和正方体的特征,认识正方体的特征及正方体与长方体的联系和区别,建立清 Modeling Point 1: Conceptual Model of “Cuboid and Square” Affiliation: Textbooks, pp. 82-83, Info Window Textbook Analysis: This information window presents images of cubes and cube objects familiar to students in life. With the help of the question “what are the features of the cuboid? ” “What are the features of the cube? ” Leads to the study of the features of cuboids and cuboids. Through the learning of this information window, students can understand the characteristics of cuboids and cubes by means of real objects and models, understand the characteristics of cubes and the connection and difference between cubes and cuboids, and establish a