现代建构主义教学观 ,主张“少就是多”的学习哲学 .在科学领域中 ,持续地产生着越来越多的知识 ,学生不可能去学如此大量的信息 ,最重要的是 ,要使学生理解科学的作用 ,培养分析科学信息的能力 ,而不是单纯地增加信息量 .美国一位教育家也曾说过 ,学习要养 The modern constructivist view of teaching advocates a learning philosophy that “less is more”. In the field of science, there is an ever-increasing amount of knowledge, and it is impossible for students to learn such a large amount of information. Most importantly, to make students Understand the role of science, and cultivate the ability to analyze scientific information, rather than simply increase the amount of information. An American educator has also said that learning to raise