The classrooms, the account is a separate topic or lesson, but the real work is to combine several lessons gathered it together, which is more complicated, and some functionality may differ from those that I've taken.
Learning in the room, a separate account is subject or lesson. But the real work is to gather together many lessons, which are more complex. And some operations may be different from what I have learned.
Classroom, accounting separation is subjective or lessons. But the real work is to collect several lessons together, which have become more complicated. And some work it may differ from what I have learned.