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仔细分析和研究近几年的高考试卷,可以看出高考中对学生实验能力的考查已明显加强,而考查学生实验能力的一种主要手段,就是对学生设计实验的考查。设计实验不同于教科书上的学生实验及演示实验,它是以一种崭新的面目展现在学生面前,让学生通过分析、推理、猜测、想象等思维活动,从中寻找解决问题的方法和路子。设计实验是对学生学习能力多方位的考查,因此,不少学生在设计实验面前一筹莫展,甚至产生恐惧心理。我们研究设计实验的目的就在于帮助学生消除这种恐惧
Careful analysis and study of the college entrance examination papers in recent years, we can see that college entrance examination in the examination of students’ ability to test has been significantly strengthened, and test the ability of students as one of the main means of experimental design is to test students. Design experiment is different from textbook student experiment and demonstration experiment, it is a brand new face in front of students, so that students through the analysis, reasoning, speculation, imagination and other thinking activities, to find ways and means to solve the problem. Design experiment is a multi-faceted examination of students’ ability to learn, therefore, many students do nothing in front of the design experiment, and even produce fear. The purpose of our research design experiments is to help students eliminate this fear