I think it's the hard one...
Cat food
How to get away with killing the headmistress.
How to kill the ugly toad
How to prank the ugly toad
How to be better than the ugly toad
Should I give the boy who disrespected a colleague I hate a biscuit.
When can I use that spell
How come every time one of my students comes to school one of the others goes missing or dies
How to get away with torturing an annoying toad in disguise as a teacher.
How to keep my students from dying
Biscuit for sale
Why is it always those three
What do you think?