I've been told that when I initially started, there was one or two students a Guru, and the next year the incoming class have 17 students.

听说在我开始在这个项目学习的时候，每个导师只有1到2个学生，而下一年，一个班有17人。

普林斯顿公开课 - 人性课程节选

Last year for the pieces that do vary year to year a bit, last year's first problem set challenged students to write their first or maybe second or third program using this environment called Scratch.

去年的教材有些地方有略微改动，去年的第一个问题集是让学生,在Scratch环境下,写下自己的第一或第二个或第三个程序。

哈佛公开课 - 计算机科学课程节选