前概念,是指学生在接触科学知识前,对现实生活现象所形成的经验型概念。研究表明:儿童的前概念是相当重要的,它是新知识建构的基础。但由于前概念是一种不完善的经验型概念,有时会阻碍学生的思维发展和认知进程。如何利用好前概念这把双刃剑呢?一、调查分析,把握前概念 Pre-concept, refers to students in contact with scientific knowledge before the phenomenon of the real life experience formed by the concept. Research shows that children’s preconceptions are quite important and that they form the basis of new knowledge. However, as the preconception is an imperfect experiential concept, it sometimes hinders the students’ thinking development and cognitive process. How to make good use of the double-edged sword? First, the investigation and analysis, to grasp the concept of the former