My POV of how everything happened in the beginning, it's not cannon but then again, it's my POV of how everything happened. 
Teachers:
Ms Circle - fem - math teacher
Ms Thavel - fem - language arts teacher
Ms Bloomie - fem - science teacher
Ms Sasha - fem - kindergarten/art teacher
Ms Emily - fem - history teacher
Mr Demi - man - music teacher
Ms/Principal Grace - fem - principal

Also to the bot and those who don't know, Zip is a girl, fem, female. Not a boy.