教学设计说明:《捞铁牛》一文叙述层次清晰,详略得当;语言朴实准确,是对学生进行语言文字训练的好材料。一、本课的教学要求是:1.学习课文,让学生了解宋朝出色的工程家怀丙利用水的浮力把陷在河底淤泥里的八只大铁牛捞起来的故事,知道我国古代有不少富有创造精神的科学家和能工巧匠。2.学习本课生字新词,能读写 Teaching Design Description: “fishing iron cattle,” a clear narrative level, well-detailed; language is simple and accurate, is a good language for students to train textbooks. First, the teaching requirements of this course are as follows: 1. Learn the texts so that students can understand the outstanding engineers in the Song Dynasty. Using the buoyancy of water, Huai Bing picked up the story of eight large tracts of cattle trapped in river silt and learned that ancient China had Many creative scientists and craftsmen. 2. Learn new words in this lesson, can read and write