所谓认知冲突,是指学生已有的认知结构与当前学习情境之间存在的暂时性矛盾,通常表现为学生已有的知识和经验与新知之间存在某种差距而导致的心理失衡。其实,学生在学习新知识之前,头脑中并非一片空白,而是具有形形色色的原有认知结构。在学习新知识之前,他们总是试图以这种原有的认知 The so-called cognitive conflict refers to the temporary contradiction between the existing cognitive structure of students and the current learning situation, usually manifested as psychological imbalance caused by the existence of a certain gap between the existing knowledge and experience of the students and the new knowledge. In fact, students learn new knowledge before the mind is not a blank, but with all kinds of original cognitive structure. Before learning new knowledge, they always try to use this original cognition