Just as summer ends Phineas and Ferb get their letters via owl...

In this AU...Phineas and Ferb never knew the reason why Candace had to go to England for school, and their parents wouldn't tell them anything. But when the two boys receive their Hogwarts letters, they soon understand why their sister went to England. Both are excited, but did their friends receive letters as well? [ SHIPPING HINTS & INSPIRED/COVER BY TURNINGTIDES' ON DEVIANTART ]

A story following Phineas, Ferb, Isabella, Bufod, and Baljeet as they discover Hogwarts and all the magic it holds.

Phineas and Ferb return to Hogwarts in this sequel to Hogwarts? How Serendipitous! After rescuing a few friends, and learning a few legends, they have to use their magic and wits to defeat the Heir of Slytherin. Meanwhile, Perry and Doctor Doofenshmirtz are at it again. Can they join forces to defeat the evil diary - er ... journal? Find out here!

After Ferb receives his Hogwarts letter, Phineas, (a Muggle) becomes disheartened and stowes away in Ferb's suitcase to accompany him. After making a few friends and a few enemies, they learn of something odd with a Sorcerer's Stone. Ferb takes along Perry for his pet, and so Dr. Doofenshmirtz follows so Perry can foil his evil plot. Takes place during first book. Read and review!

Harry's been shanghaied into some sort of wizard competition, and boy, is it crazy! Meanwhile, Voldemort's got a new scheme to... well, we're not sure, but it seems to involve BABIES

Ah, Winter! The time of year when boys go out to play with the snow, girls go out to play with the boys, and ghosts go out to- well, cry.

Phineas and Ferb/Harry Potter crossover. Phineas and Ferb build a machine that allows them to go into the Harry Potter universe. So does Doofenshmirtz. Candace/Jeremy, Phineas/Isabella (possibly), and so far no HP pairing. There are none in Sorcerer's/Philosopher's Stone. If anyone is interested in beta-ing this story, please PM me about it. Rated T cause I'm paranoid.

So few days of summer vacation, and we have to waste every one!

What do you get when you add a green-haired child prodigy, a semi-evil scientist, a secret agent platypus, and little bit of magic? Complete and utter chaos!

One again, our intrepid inventors must discover a way to entertain themselves! Meanwhile, Neville discovers he's not seen the last of that troll from last year...

just another random crossover involving the main characters of phineas and ferb and harry potter : possible phinebella moments... hope you like it :D

Harry's bored the day before Christmas break ends, and needs to find something to do! Meanwhile, Neville found himself in the wrong corridor... Formerly 'Whadda You Wanna Do'

Phineas, Isabella and Ferb entered Hogwarts and apparently teamed up with Harry, Ron and Hermione. Read on for more!

When the Danville gang gets letters of acceptance the Hogwarts, it can only mean one thing... A WHOLE NEW KIND OF ADVENTURE! Rating subject to change. REVIEW!

Un día de verano, los dos hermanastros construyen su última creación, el Viajesporlibroneitor... Y ellos y su amiga Isabella son transportados a una nueva dimensión donde nada es lo que parece... Xover de PyF y Harry Potter

When summer is interrupted by a strange, cloaked man, will the boys' abilities to break the laws of physics be explained? Possible Phinabella, but it won't be a focal point if it does happen. Read and Review :

The title means there wizards.

Where did Harry go? What is Voldemort up too? Who did Voldemort fall on top of? Find out! Oneshot