平面几何教学中简易教具的制作与使用江西省宁都中学曾建国平面几何是初中数学教学的一大难点．困难卞要由于初中学生对平面几何缺乏足够的感性认识，抽象思维与推理判断能力尚不完善造成的．适当使用教具，进行直观性教学是克服难点的重要措施．针对回前中学教学设备中，... The production and use of simple teaching aids in the teaching of plane geometry Gezhong Jiang, Ningdu Middle School, Jiangxi Province Plane geometry is a major difficulty in mathematics teaching in junior high schools. The difficulties are mainly due to the lack of sufficient perceptual knowledge of plane geometry for junior high school students, and the incomplete ability of abstract thinking and reasoning judgment. The proper use of teaching aids for intuitive teaching is an important measure to overcome difficulties. For back to middle school teaching equipment,...