How to add, remove and move students to and from your student sets.
Out of 35,000 registered teachers on Yacapaca, I only have direct evidence that precisely one has actually read our Terms of Service.
He pointed out that our use of the Creative Commons license for all teacher-created content imposes responsibilities, as well as rights, on the author. Quite true. So just in case anyone else is interested in this, here’s a short video about it.