教学目标1.经历动手制作学具、拼摆图形的过程,激活并梳理相关活动经验,建立图形的空间方位、位置关系和运动变换的表象。2.经历用“上、下、左、右、中间、左(右)上(下)角”等方位词、“离、连(角对角、角对边、边对边)、叠”等位置关系词、“平移、旋转、翻转”等运动变换词进行空间观念交流的活动,促进几何活动经验的系统化。3.经历根据语言提示拼摆图形的过程,促进实物模型、图 Teaching Objectives 1. Experience the process of making schoolwork and assembling pendulum patterns, activating and combing the relevant activities and experiences, and establishing the appearance, position and movement of graphics. 2. experience with “upper, lower, left, right, middle, left (right) on the (lower) angle Stack, ”and other positional relationship words,“ translation, rotation, flip ”and other sports words to exchange the concept of space activities to promote systematic experience of geometric activities. 3. Experience spell pendulum according to the language prompt process, to promote the physical model, map