The usual. Percy and Co. go to Hogwarts to help them defeat Voldemort

When you mold together wizards, Greeks, and Romans, things are bound to turn out chaotic. Camp Half-Blood and Camp Jupiter arrive just in time to participate in the Triwizard Tournament...well, let's just say that some things are best left undiscovered. / 5/25/14: Now being rewritten.

Another one of those Nico goes to Hogwarts to help fanfics. Takes place 4 years after TLO after the Giant war and in HP and the Half-blood prince

Nico is back, and he's on the hunt for horcruxes. But when the Chamber of Secrets is opened, and the monster set free, what will the Son of Hades choose, his mission, or his friends?

An eleven-year-old Annabeth has the adventure of a lifetime. Pre-Lightning Thief

Nico and Percy go to Hogwarts to help the wizarding world get rid of Voldemort, who is nothing compared to Kronos. But what's this? Demon gates? Hecate's Orb? A dark plot is uncovered, that will make it difficult for both wizards and demigods to survive.

Percy Jackson and his friends head off to Hogwarts to sniff out half-bloods! KRONOS/VOLDYMORT WILL KILL YOU IF YOU DONT READ! Harry, Ron and Hermione are NOT half-bloods! This story is dedicated to my buddies, Grace S. and Rissa C.!

Elaine is a demigod and her satyr is taking her to camp. When they stumble upon the Hunters Elaine joins the hunt. Then Emily, daughter of Hecate, does a spell wrong and they come upon Hogwarts. Read to find out what happens! T 4 violence & mild swearing

Rachel forgets while on vacation that she's going to a new school, so of course, the others help her...Look out Hogwarts! Percy 5 are going to Magic School.

What happens when four half-bloods and a satyr are sent to Hogwarts for a special program? Summary inside. Rated T. Draco/ Daughter of Zeus OC

The Philosopher's Stone's creation is an insult to Hades. Therefore when it's safety is questioned, everyone's favourite Ghost King is sent to have it destroyed. How will Hogwarts cope with a moody demigod as a pupil?