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优化课堂教学,就是向40分钟要质量,减轻学生过重的作业负担。首先,要充分考虑学生的年龄特点、知识特点和思维特点,在教学时注重调动学生的多种感观去激发求知欲,加深对知识的理解与掌握。例如,教学新教材第九册《相遇行程问题》时,先请一位女生从教室的左边墙下用均匀的步伐走向右边墙边,同时,教师均匀地拍手,当拍到第6下时,学生从左墙走到右墙,问学生:这个演示中,哪个足距离、时间、速度?它们之间的关系怎样?(从左墙到右墙的长度是距离,老师击掌的次数是时间,这
Optimize classroom teaching, is to 40 minutes to quality, reduce student overwork burden. First of all, we must give full consideration to the age characteristics of students, knowledge characteristics and thinking characteristics, in teaching emphasis on mobilizing students' multiple senses to stimulate curiosity and deepen the understanding and mastery of knowledge. For example, when teaching the New Textbook, “Encountering a Trip Problem,” ask a girl to walk from the left wall of the classroom to the right wall with even paces. At the same time, the teacher claps her hands evenly. Students walked from the left wall to the right wall and asked the students: In this demonstration, which foot distance, time, speed? What is the relationship between them? (The distance from the left wall to the right wall is the distance, This