巧用“图形变式”发展学生思维

Shape Variation Promoting Students’ Thinking

在"空间与图形"教学中,对例习题中的标准图形进行适当变式,采用一图多解,多图一解,一图多变或一图多用等方法,培养学生的空间观念,优化学生的思维品质,从而促进学生思维能力的发展。

In the process of teaching Space and Shape, the standard shapes in the exercises are varied properly： various ways of one shape with more solutions, more shapes with one answer, one shape varied or used differently. To train their space concept and optimize their thinking quality will promote students＇ development in thinking ability.