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在科学课中,教师在教学前围绕探究内容亲自设计实验并进行尝试性探究,切身经历探究活动全过程,以获取对探究活动的感性体验,从而有效指导学生科学探究的行为。这一课前行为称之为“下水实
In the science class, teachers design experiments and tentatively explore the contents of the inquiry before the teaching, and experience the whole process of the inquiry activities in order to acquire the sensibility experience of the inquiry activities so as to effectively guide the students’ behavior of scientific inquiry. This pre-class behavior is called ”water"