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笔者曾经在课堂上做过这样的实验:当下课铃敲响后,有意拖堂不下课,继续讲授,结果发现学生的表情各异,有的学生交头接耳;有的学生面部出现困倦的表情;有的学生早已经坐不住——似乎凳子上有刺…….种种现象表明,学生们的大脑需要调节一下了.课间活动是学校课余体育锻炼的一种形式,是学校体育工作的一个重要方面.合理利用课间休息时间,开展一些调整性活动,是防止和消除大脑疲劳,增进健康,增强记忆力的科学方法.从生理学角度来讲,学生经过一节课听讲、看书、做作业的紧张坐姿学习,身体产生了疲劳.充分利用课间的时间到户外进行身体活动,不仅能调整身体姿
The author once did such experiment in the classroom: After the get out of class bell ringing, deliberately dragged the classroom, continue to teach, and found that students have different facial expressions, some students whisper; some pupils facial expression of sleepy; some The students have long been unable to sit still - it seems stool stings ... ... All kinds of phenomena that the students need to adjust the brain about it.Classic activities in school is a form of physical exercise is an important aspect of school sports Reasonable use of break time between classes to carry out some adjustment activities is to prevent and eliminate brain fatigue, improve health and enhance memory of the scientific method from a physiological point of view, the students after a class listening, reading, doing homework tight sitting Learning, the body produces fatigue .Take full advantage of the time between classes to outdoor physical activity, not only can adjust the body posture