Looks like you had a nice evening with your students.
I'd like to remind you that OCD is for topics that don't fit in any community. For this type of topic I'd recommend the Daily Blog community.
Here's a guide I put together to help you learn about how communities work -> Communities Explained - Newbie Guide
Please don't delete any post with the purpose of reposting it in another community as that can be considered abuse! Leave this post here, you'll get it right next time.