A Peter Pevensie school fanfiction could also focus on his relationship with his siblings at school. They could be in a boarding school and have to deal with the normal school problems like homework, exams, and fitting in, but also use their Narnian bond to get through tough times together.
There might be a fanfiction where Peter Pevensie attends a magical school similar to Hogwarts but with Narnian elements. He could befriend students from different magical realms and they all go on quests together within the school grounds. It would be a great blend of the Narnia universe and the concept of a school - based magical adventure.
There might be a fanfiction where Lucy and Peter go back in time to the very beginning of Narnia. They witness the creation of the magical world and play a role in ensuring its future. In this story, they could interact with the great lion Aslan in a whole new way, perhaps learning secrets about Narnia's origin that no one else knows.
One idea could be a story where Peter and Caspian have to go on a secret mission together to find a lost magical artifact that can save Narnia from a new threat. They start off not getting along but gradually learn to respect each other's skills.
I'm not sure of specific authors, but you can start by looking on fanfiction platforms like Archive of Our Own. Just search for 'Peter Pevensie school' and check out the stories with the most kudos or bookmarks. The authors of those are likely to be good ones.
The theme of redemption can also be found. Sometimes an original character has made mistakes in the past and through their interactions with Peter, they seek redemption. Additionally, the theme of family is there. Even though the original characters are new, they often become part of Peter's 'family' in Narnia, and they learn the importance of family bonds and loyalty.
There's also 'Lucy's Secret Journeys'. In this fanfiction, Lucy discovers a hidden power within herself and Peter has to help her control it. It's full of emotional moments and great character development. The author does a wonderful job of staying true to the original characters while adding new twists.
One popular Peter Pevensie wife fanfiction could be 'The Queen by His Side'. It often portrays a strong female character as his wife, and their adventures together in Narnia. It shows how they face challenges and rule the kingdom side by side.
One great Peter and Susan Pevensie fanfiction is 'The Lost Years of the Pevensies'. It delves into their time between the events in Narnia, exploring how they deal with the longing for that magical world while living in the real world. It has really well - written character development.
The theme of friendship across different worlds is also prevalent. Harry and Peter, coming from different fictional universes, form a bond in fanfictions. This friendship often becomes a powerful force against any threats they face together, and it also helps them understand each other's cultures and values better.
Websites like Archive of Our Own (AO3) are great places to start. It has a large collection of fanfiction, and you can easily search for 'Harry Potter' and 'Peter Pevensie' crossovers. There are filters to help you find the most popular or recently updated ones.
One great 'Harry Potter' and 'Peter Pevensie' fanfiction is 'The Unlikely Alliance'. It combines the magic of Hogwarts with the Narnian world in a really interesting way. The characters from both universes interact in a believable manner, like Harry and Peter teaming up to fight a common enemy that threatens both their worlds.