小学阶段是学生学习知识的重要阶段,但小学生的思维还处于形象思维阶段,对一些抽象性的知识很难理解。因此,教师在小学数学教学中,需要注意知识的形象性,这就需要教具的开发利用。合理运用教具,化抽象为形象,促进学生学习思考,使课堂教学事半功倍。 Primary stage is an important stage for students to learn knowledge, but the thinking of primary school students is still in the stage of image thinking. It is difficult to understand some abstract knowledge. Therefore, teachers in primary school mathematics teaching, need to pay attention to the image of knowledge, which requires the development and utilization of teaching aids. Rational use of aids, the abstract image, to promote students to learn thinking, so that classroom teaching with less.