老师做视频，学生提前看视频，给学生补课，改变学生的学*方式。

将作业拿到课堂上来做，在老师知道下进行深度互动、老师将教学针对每一个不同的学生；老师反思教学。

2007

最大限度

in class, deal with questions get students into struggle. 

maximize the communication during class between teacher and students 

elementary school: what information can I stop repeat again and again. 

how we access information, how we create information 

1 stop lecture, produce video

2 shift to individual  learning space

3  How we exercise ,share and create information