It started out as a college thing and then high school students got it.

VOA: special.2009.09.14

The final project for this course, as you know is a presentation that you'll give whether it's for the students or the extension school students.

这门课的最后一份作业，是由你们做一次报告,选修和专修学生都要做。

哈佛公开课 - 幸福课课程节选

Ndeye Maty Tour Fall, a teacher at the primary school hosting the event, said her students listened intently as she taught them about the Convention.

VOA: standard.2009.11.22