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观察实验是完成幼儿园常识教育任务的重要手段。在观察实验中,教师如何适时地运用恰当的语言指示,是一个需要认真对待的问题。最近,我看了一位老师组织的“电珠通电”实验课。实验前教师先巩固幼儿对导体、绝缘体的认识,然后发给每个幼儿一节电池、一个小电珠、一节电线,紧接着教师做了一个实验:把电线的一端接触在电池的底部,另一端绕在电珠上,并把电珠接触在电池的中部,结果,电珠不
Observation experiment is an important means to accomplish the task of common sense education in kindergarten. In the observation experiment, how to use proper language instruction timely is a problem to be taken seriously. Recently, I saw a teacher organized by the “electric ball” experimental class. Before the experiment, the teacher first consolidated the children’s understanding of conductors and insulators, and then distributed one battery, one small electric ball, one electric wire to each child, and then the teacher made an experiment: one end of the electric wire touches the bottom of the battery, and the other One end is wound on the electric ball, and the electric ball touches the middle of the battery. As a result, the electric ball does not