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教学目标:1.引领学生经历探索长方形、正方形特征的过程,初步掌握长方形和正方形的基本特征。2.在探究过程中,注重学生观察、操作、猜想等数学思维能力的培养。3.创设互相协作的学习情境,使学生在合作中体验成功的快乐。教学重点:长方形和正方形的特征。教学难点:长方形和正方形的相同点。
Teaching Objectives: 1. To lead students to explore the process of exploring rectangular, square features, the initial grasp of the basic characteristics of rectangular and square. 2 in the process of inquiry, pay attention to students’ observation, operation, conjecture and other mathematical thinking ability. 3. Create collaborative learning situations to enable students to experience the joy of success in cooperation. Teaching focus: rectangular and square features. Teaching difficulties: the same point of the rectangle and the square.