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教学内容人教版五年级下册总复习第139～140页。教学目标1.复习长方体和正方体表面积和体积的概念,抓住表面积和体积的本质特征,正确熟练地进行图形表面积和体积的计算。2.形成一定的观察能力和动手实践能力,在具体的环境中去思考、想象、再创造,培养学生的创新意识,培养学生的合作意识和合作能力。3.形成一定的运用数学知识解决实际问题的意识,建立一定的空间观念。教学准备生:每小组27个小立方体
Teaching content PEP fifth grade volumes of the total review of 139 ~ 140 pages. Teaching Objectives 1. Review the concept of cuboid and cube surface area and volume, grasp the essential characteristics of surface area and volume, correctly and proficiently calculate the surface area and volume of the figure. 2. To form a certain amount of observation skills and hands-on practical ability to think, imagine, re-create in a concrete environment, cultivate students ’innovative awareness and cultivate students’ sense of cooperation and cooperation. 3. Forming a certain sense of using mathematical knowledge to solve practical problems, to establish a certain concept of space. Teaching preparation students: each group of 27 small cubes