在立几教学中培养学生空间想象力

通过将平面图形折叠成空间图形，并借助实物、模型和加强看图训练和直观图画法训练以推动、加强和发展对三维空间的想象，由此提出培养空间想象力的递进教学方法．

Foster the Students' Space Imagination Through Solide Geometry Teaching

The author folds uP the plane geometrical figures into the solid figures to foster tha students imagination for the three - dimensional Space, streng thens the students' imagination for the three-dimensional Space with the help of the material objects and the models and makes the students understood how to watch the solid figdres and how to-draw the-audio-visual figares to develops thes tudents' imagination for the three-dimonsinal space by practising,then sets up a kind of teaching method.