Nico, Percy, Annabeth and Grover have been assigned a quest. To destroy all of Voldemort's horcruxes and bring him to the Underworld, where he belonged a long time ago. Also, there are a few other demigods at Hogwarts who Percy has to get safely back to Camp Half Blood. Think they can successfully complete this quest?

Percy Jackson goes to Hogwarts to teach. (slow updates because of life)

when your immortal and love the thrill of fight and want a lover who has common interest, who better to date then the God of war. Thekla potter meet ares. fem harry (ratings may go up in future)

Set after the Blood of Olympus and during Order of the Phoenix. Percy and his twin Alahna just wanted to relax, but the Fate's have always had it out for them. The Seven plus some of their friends are whisked off, where they meet new family and uncover secrets.

A mugger picks the wrong target and war-veteran Harry Potter has a criminal and bystander to obliviate—but is that bystander a match for the Man-Who-Conquered?

Just a ton of random Harry potter and PJO/HoH one-shots and not all of them are corssovers

"It doesn't matter." she said. "This is my fault. If I didn't exist, none of this would have happened." "Of course you matter-!" "Maybe. But I still have to do it."

Annabeth is sent on a quest to teach at Hogwarts as a favor. Chiron is friends with Dumbledore, who needs some help protecting the Chosen One. All she has to do is go to the magical school, teach a defense class, and watch out for Harry Potter. How hard could it be? Takes place in 5th year.

This is a crossover between Harry Potter, Percy Jackson, and the Kane Chronicles. During the third year welcoming feast a depressing subject comes up... family. Everyone has something to say about there parents except Harry. Harry goes searching for more information, and Hagrid gives him everything he needs in the form of a sleek black journal.

Hermione decides to change her life and makes a discovery.

The Sea has many moods, many faces. This is mirrored by its children greatly. The icy seas shift and tide against the shore of a difficult path. Watch as a small ripple becomes a mighty typhoon in the world of monsters, gods, and demigods. Fem!Harry. Years One-Three, complete! Thanks for the support guys and gals! Book 1.

Being a wizard and a demigod both, could be very dangerous.Harry learnt this the hard way. Join him, Percy and their friends as they try to save their worlds from an evil muggle secret society. Warnings:-Contains slash between Harry and Percy( Percy/Harry) Rated 'T' cause I'm paranoid.

Harry steps off the ledge of his own world, and literally falls into the world of monsters and greek gods and goddesses. Emerging as an unknown player at the resurfacing of dangers the world had forgotten, will he save the world again, or take it down with him? All the while, a silver-eyed Goddess of the Hunt watches him closely, her arrows, she keeps trained on him.

Boy x Boy. Don't like - don't read. First fanfic pls no hate in a hurry don't judge the words I'll fix this later Dramione - kinda

Just as the headmaster was congratulating the champions, the goblet turned a violent red expelling one more unexpected name leaving the Great Hall in silence. "Harry Potter" barely passed Dumbledore's lips when suddenly the windows behind him exploded and as the tiny crystals were falling to the Great Halls' floor an enormous beast pounded over the professors' table.

This is the story of Emma Potter and her adventures in not only Hogwarts but Camp Half Blood as well. Follow her through fighting monsters, dealing with Voldemort, and of course, going to school. Combined all those with just figuring out your a wizard and, well, you've got a great story. Credit to cover artist. COMPLETE! BOOK TWO CALLED EMMA POTTER AND THE FALLEN SHADOWS.

Two completely different worlds of the Demigods and Wizards meet in the Multi-Wizard Cup Tournament. Who will win? Who will lose? Find out in this story.

Basically the plot of Harry Potter's Childhood, but with a Percy Jackson twist to it.

Percy, his friends, his back-from-the dead half-brother (Theseus), and his boyfriends are heading to Hogwarts to help Harry Potter in anyway possible. There is BoyxBoy love and GirlxGirl love, if you don't like then DON'T READ!

Leo Valdez returns to Camp Halfblood after six months of the defeat of Gaia.He comes with answers for his mysterious disappearance and what happens during this time which involves finding of a total new world of Magic.He messes with time resulting in fateful changes in the present,returns to the future with a time turner.Will he be able to set things back with Percy's help?

Lindsey always was a different child. But when she is attacked by a harpy, scooped up by a girl on a flying horse, and has her friend (who now is part goat) tell her she's a half-blood, she realizes just how different. And then she gets a letter telling her she's a witch. And her life gets even more crazy. HP/PJO crossover.

when Lily finds herself alone and pregnant, she turns to the library to help her, there she finds a spell to transfer the baby to another mum. only problem is she should have never used a woman carrying a demigod child.

Percy, Annabeth, Thalia, Grover and Nico are going to hogwarts for...Yup you guessed it. Protecting the golden trio. Takes place after Battle of the Labyrinth and Order of the phoenix. Percy and Annabeth crush on each other but what happens when Harry worms his way in? Please dont judge the story on this summary! I know im horrible at summarys!

What happens when Hogwarts meets the Seven? What kind of trouble will the Seven get into? What will they experience? Love? Friendships? Hardships? What happens when a strange man shows up and tells them about a strange place called Hogwarts.

Percy Jackson is a regular half-blood, that is until Hecate asks him for a special quest. To become a teacher at Hogwarts school wizards and witches. He accepts but what happens when there are three nosy students, will his secret be kept safe or will the find out!