The Worst Witch 2x9

The first years are left with Miss Bat and Miss Drill while the rest of the school is away on a trip. The two teachers see this as an opportunity to put all their favorite educational ideas into practice. As a result, there's a lot of P.E. and chanting for the girls. In the staff room, Miss Drill and Miss Bat are competing for Miss Cackle's vacant chair and the authority it confirms.