31

haha...

On this day..

3 Responses to “New Math”

  1. qiusir Says:

    http://www.youtube.com/watch?v=d7eGypGOlOc

  2. 吴钩家园 Says:

    这个视频把吴钩笑坏了!还说要把他配音以后演示给全班同学.
    在QIUsir这里总会有收获(不但是指这个视频).

  3. qiusir Says:

    谢谢鼓励!