Ren'Py With Hermione [v0.4.3.2] [Kirill Repin Art]

[Hidetsugu]

However, the only courses offered are Magic Fashion and Potions; there are no other courses.

The Question Mark symbol at the top right of the Homework/Classes Window tells you what you need to unlock new Lessons.

 

[Usschevalier]

However, the only courses offered are Magic Fashion and Potions; there are no other courses.

Not courses: Homework.