一、教学内容青岛版数学一年级上册第四单元“谁的手儿巧——认识图形”61—62页。二、教学目的1.直观认识长方体、正方体、圆柱、球等立体图形、知道这些图形的名称、并能辨认和区别这些形状的物体。2.培养学生初步的观察、比较、抽象思维能力,发展初步的空间观念。 First, the teaching content Qingdao first edition of mathematics on the fourth unit “who’s hand clever - understanding graphics ” 61-62 pages. Second, the purpose of teaching 1. Intuitive understanding of cuboids, cubes, cylinders, balls and other three-dimensional graphics, know the names of these graphics, and can identify and distinguish these shapes of objects. 2. Students develop a preliminary observation, comparison, abstract thinking ability, the development of the initial space concept.