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课前导入是为学生学习新知服务的,一个好的导入,能在很短的时间内使学生迅速地集中注意力,激发求知欲和思维活动,引起学习新知识的兴趣,全身心地投入到学习中去,做到心动,脑思,口说,手写。同时也能使学生明确学习目标和教学要求,并有意地建立起新旧知识之间的联系,从心理和知识上进入听课的良好状态,进而为教学的高效进行创造有利条件。我在教学科学苏教版六年级上册第三单元“蜡烛的变化”一课时,设计了这样的课
Import before class is for students to learn new services, a good introduction, in a very short period of time so that students can quickly concentrate, stimulate curiosity and thinking activities, arouse interest in learning new knowledge, devoted themselves to learning Go, do heart, brain thinking, mouth, handwritten. At the same time, students can also make clear the learning objectives and teaching requirements, and intentionally establish the connection between the old and the new knowledge, and then enter the good state of lectures from the psychological and intellectual aspects, so as to create favorable conditions for the efficient teaching. I designed this class in the sixth unit of teaching science Sujiao edition third unit “candle change ” class