how can I unlock the "comment master" badge???
it says:"leave 5 comments in a lesson/quize with at least 5 upvotes each"
and I left 6 comment in lessons with 20 upvotes each!!!!
but it's still locked!!!
I do not understand your letter, but I consider it based on what I understand in English that you are good and successful in what you do. That's why I give you likes at all :). Hello from Serbia! Thanks for help.