One common theme is friendship. Since Arthur and his friends interact with Mr. Ratburn in the show, fan fictions often expand on their relationships. For example, how they support each other during difficult times at school.
One popular 'Mr. Ratburn Arthur' fan fiction could be about Mr. Ratburn having an adventure outside of the classroom with Arthur and his friends. Maybe they go on a mystery-solving journey in the woods near Elwood City.
The 'Arthur and the Real Mr Ratburn Story' probably focuses on the relationship between Arthur and his classmates with Mr Ratburn. It could start with the kids noticing something strange about Mr Ratburn. As they dig deeper, they might find out that he has a passion for something they never expected, like a unique hobby or a special dream. This discovery then changes their view of him. It might also include some challenges or misunderstandings along the way that they have to overcome to truly understand the real Mr Ratburn.
A really interesting Arthur Mr. Ratburn fanfic could be about his backstory. Maybe it delves into how he became a teacher, his own school days, and the events that led him to Elmwood Elementary. It could show his growth and passion for education over the years.
You can base your fanfic on an existing episode. For example, if there was an episode where Mr. Ratburn faced a problem in school, you could continue that story in your fanfic. Expand on the relationships he has with the students and other teachers. Also, don't be afraid to add some humor, as the Arthur series is known for its light - heartedness.
There's also 'Mr Ratburn's Magical Lesson'. In this fanfiction, Mr Ratburn is invited to Hogwarts to give a special lesson on Muggle education. It shows how the students react to his very different teaching style compared to the Hogwarts professors. Harry and his friends are both intrigued and a bit confused by Mr Ratburn at first, but they gradually come to respect his knowledge.
Often, one unique element is the clash of different worlds. Mr Ratburn comes from his own world, which is very different from the magical world of Harry Potter. So, when he enters the wizarding world, there are misunderstandings and comical situations. For example, he might not understand how a wand works or be completely baffled by the concept of apparition.
Uncle Arthur, on the other hand, is likely an older, more experienced figure. He may have a wealth of stories and knowledge to share. Maybe he's a bit of a gruff character on the outside but has a heart of gold. He could be the one who has seen a lot in his life and acts as a sort of mentor to Maurice, guiding him through different situations and helping him grow as a person.
Fan fiction about Mr. Clean could also explore his backstory. Perhaps it delves into how he got his amazing cleaning abilities. It could be a story of how he was an ordinary person who was transformed into the super - cleaner we know. Writers might come up with different origin stories, like he was a scientist who had an accident in his lab that gave him these powers.