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1.选择在个人操作无法完成时在这种情况下,教师可以创设情境,激发学生自发合作的欲望,培养学生之间团结协作的精神。例如,在教学“统计的初步知识”时,当学生学会了初步的收集、整理数据的方法后,教师放录像让学生统计1分钟内从十字路口经过的各种车辆的数量,学生纷纷动手认真地记录着,结果学生得到的数据各不相同。于是,教师再放一遍录像,学生的统计数据还是存在着很大差别。这时,教师可以提醒学生:想一想为什么同学们的数据各不一样,能
1. Choose When Personal Operations Fail to Complete In this situation, teachers can create situations that inspire students’ desire for spontaneous collaboration and foster solidarity among students. For example, when teaching “preliminary knowledge about statistics”, when students learned how to collect and organize data initially, the teacher put the video on for students to count the number of vehicles passing through the crossroads in 1 minute. Hands-on record, the results of students receive different data. As a result, the teacher replayed the video again, there is still a big difference in student statistics. At this time, teachers can remind students: think about why the data are different students can