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在课堂上让学生做演示实验,实验失败了,是继续还是中断实验,这是个很难做的抉择。教师如果中断实验,则要好好思考如何补救,补救的不仅是实验,更是学生的心,课后要多研究和反思,多动手操作实验,分析实验失败原因,研究出高成功率的实验方法,再请这个学生做,促使其成功。因为对教师来说这只是一个实验,对学生来说可能就是开启成功大门的一把钥匙。
In the classroom for students to do demonstration experiments, experiments failed, is to continue or interrupt the experiment, this is a difficult choice to make. If the teacher interrupts the experiment, he must think carefully about how to remedy the problem. The remedy is not only the experiment, but also the heart of the student. After the class is over, more research and reflection are needed. More hands-on experiments are conducted to analyze the reasons for the failure of the experiment. , Please do this student, to promote its success. Because this is just an experiment for teachers, it may be a key to students to open the door to success.