I know how easy it is to see smartphones as a nucense. There are several teachers who have expressed their frustration about them to me and see them as a distraction. So, when I came across this infographic from Edudemic, I knew that I had to share. The subtitle says it all: "Students use smartphones to study more, and more efficiently." So, check out the whole infographic and let me know what you think. Perhaps the motto "If you can't beat them, join them" should start to apply.
I had a teacher ask me if there was a way to hide or remove students who are no longer in your class. The answer is maybe. It depends on if they are officially dropped from your class and appearing as red in your roster and gradebook. If not, then no, you cannot remove them until they have been unenrolled from the class. If the student is showing up as red in your gradebook though, you can hide them so you don't have to worry about them. Here is a screenshot to help you do it: