Hogwarts has enacted a house-exchange program in the interest of increasing inter-house unity and understanding. Students fourth year and up can visit other houses for two weeks if they sign up. Harry has a morbid curiosity about what it might have been like to be sorted into Slytherin.
In Response to the House Exchange Program prompt by JAWorley.

Takes Place: 6th Year - Snape flavour: Snape is Angry, Canon Snape, Snape Comforts, Snape is Mean, Snape is Stern
Tags: Hufflepuff!Harry, Injured!Harry, Ravenclaw!Harry, Resorting, Slytherin!Harry
Categories: Healer Snape, Teacher Snape > Professor Snape

Blaise probably couldn't expect much, this time. Blaise was a Death Eater's kid, raised by, if not always Death Eaters, at least not blood traitors. Molly Weasley's soul was so clean it squeaked. It was a good thing Blaise had Snape to fall back on, for awhile. Mrs. Weasley was just too...not a Death Eater. Way, way too not a Death Eater to want to keep Blaise for very long.

Takes Place: 1st Year, 2nd summer - Snape flavour: Snape Comforts, Snape is Kind, Overly-protective Snape, Snape is Stern
Tags: Adoption, Slytherin!Harry
Categories: Parental Snape > Guardian Snape

When an Occlumency lesson goes wrong, Snape learns more about Harry’s past than he ever wanted to—and it changes everything. But change doesn’t come easily, especially for two who have spent five years loathing each other’s very existence. Can Snape and Harry come to a mutual understanding of sorts to defeat their greatest enemy—themselves? Spring of 5th year, A/U. Completely written and posted in chapter installments.

Takes Place: 5th Year - Snape flavour: Snape is Angry, Canon Snape, Snape Comforts, Snape is Kind, Snape is Stern
Tags: Injured!Harry, Snape-meets-Dursleys
Categories: Healer Snape, Teacher Snape > Trusted Mentor Snape

Dumbledore has requested Snape retrieve something valuable for the Order and stop Voldemort from getting his hands on it. Unfortunately Snape is also required to take Harry as they need a Parselmouth. Along the way, both learn more about each other and Snape's ideas and assumptions are proven incorrect.

Takes Place: 5th summer - Snape flavour: Snape is Angry, Canon Snape, Snape Comforts, Snape is Kind, Overly-protective Snape, Snape is Secretive
Tags: Injured!Harry, Kidnapped!Harry
Categories: Healer Snape, Teacher Snape > Trusted Mentor Snape, Teacher Snape > Professor Snape, Parental Snape > Guardian Snape, Teacher Snape > Unofficially teaching Snape

[COMPLETE] After Harry blows up Aunt Marge and catches the Knight Bus to Diagonalley, he decides to take charge of his life when he learns he’s being sent back to Four Privet Drive. Harry spends the summer turning life in Diagonalley on its head, trying not to worry about the murderer Sirius Black, and attempting to avoid Severus Snape. In the midst of this he finds himself embroiled in an intense legal battle against Albus Dumbledore to decide his future. For the first time his fate rests solely in his own hands, and depend on the decisions he finds himself being forced to make. Harry wishes he could just be a thirteen year old boy, and begins to wonder if he’ll ever have the childhood he desires the most. Some of the warnings listed just as a precaution for things mentioned or alluded to.

Takes Place: 3rd summer, 3rd Year - Snape flavour: Snape is Angry, Snape's a Bully, Canon Snape, Snape Comforts, Snape is Kind, Snape is Mean, Snape is Secretive, Snape is Stern
Tags: Adoption, Azkaban Character, Incognito!Harry, Injured!Harry, Runaway, Spying on Harry! Snape
Categories: Healer Snape, Teacher Snape > Trusted Mentor Snape, Teacher Snape > Professor Snape, Parental Snape > Guardian Snape, Fic Fests > Fic Fest 2018