“创设情境”是小学数学教学中常用的一种策略,它有利于解决数学的高度抽象性和小学生思维的具体形象性之间的矛盾。那么,创设一个怎样的情境,才能促进课堂的有效发展呢?可从学生的需求、从解读教材、从连接知识、从提升思维四方面出发,注重情境创设的需求性、实效性、连贯性、挑战性,从而提高情境创设的有效性。 “Creating situational ” is a commonly used method in primary school mathematics teaching, which is conducive to solving the contradiction between the high degree of abstract mathematics and the concrete image of the thinking of primary school students. So, what kind of situation should we create to promote the effective development of the classroom? From the needs of students, from the interpretation of textbooks, from the connection of knowledge, from four aspects of thinking to enhance the focus on situational creation needs, effectiveness, consistency, Challenging to improve the effectiveness of situational creation.