笔者认真读了发表于《湖南教育·数学教师》2007年第9期的两篇关于“对称图形”的教学设计(分别由岳阳市岳阳楼区站前学校的付和宇老师和岳阳市岳阳楼区实验小学的高远望老师设计),很受启发.对称图形是小学生较早接触的一个比较抽象的数学概念,其教学设计应注 The author carefully read two teaching designs about “symmetry graphics” published in the 9th issue of “Hunan Education and Mathematics Teacher” in 2007 (respectively, Fu Yuyu and Yueyang Lou, Yueyang Yueyang Louqu District Station School, respectively. The design of Gao Yuanwang’s teacher at the Experimental Primary School in the district was very inspiring. Symmetrical graphics is a comparatively abstract mathematical concept that elementary schoolchildren came into contact with earlier. Its instructional design should be noted.