Philosopher's Stone
What is the name of Hagrid's three-headed dog who guards the trapdoor.
Fluffy
This house-elf visits Privet Drive to warn Harry not to return to Hogwarts.
Dobby
This magical, triple-decker purple bus picks up stranded witches and wizards.
The Knight Bus
Hogwarts hosts this legendary magical tournament featuring three competing schools.
The Triwizard Tournament
This pink-loving Ministry official inflicts torturous detentions using a blood quill.
Dolores Umbridge
Harry uses an old potion textbook belonging to a mysterious person using this title.
The Half-Blood Prince
The Ministry falls, and this wedding is crashed by Death Eaters early in the film.
Bill and Fleur's wedding
The trio escapes Gringotts Bank riding on the back of this abused creature.
A Dragon
What is the magical object that shows Harry's deepest desire?
The Mirror of Erised
Ron and Harry crash this enchanted vehicle into the Whomping Willow.
Flying Ford Anglia (AKA the Flying car)
Hermione uses this secret device all term to attend multiple classes at once.
A Time-Turner
Harry uses this plant to breathe underwater during the Second Task.
Gillyweed
Harry forms this secret student organization to teach practical defense spells.
Dumbledore's Army / the D.A
This liquid luck potion gives Harry the edge he needs to get Slughorn's memory.
Felix Felicis
The Deathly Hallows consist of the Resurrection Stone, the Cloak of Invisibility, and this weapon.
The Elder Wand
Neville Longbottom kills Voldemort's snake, Nagini, using this weapon.
The Sword of Gryffindor
This professor shares his head with the spirit of Lord Voldemort.
Professor Quirrell
This creature lives inside the Chamber of Secrets and kills with its stare.
The Basilisk
This shape-shifting entity takes the form of a person's worst fear.
A Boggart
This Bulgarian Quidditch star serves as the champion for the Durmstrang Institute.
Viktor Krum
Only people who have witnessed this can see the horse-like Thestrals.
Death
Voldemort split his soul into these dark objects to achieve immortality.
Horcruxes
Ron destroys Slytherin’s locket using this goblin-made weapon.
The Sword of Gryffindor
Snape’s true loyalty is revealed through his Patronus, which takes this shape.
A Doe
Harry, Ron, and Hermione must win a giant game of this to reach the Stone.
Wizard's Chess
This flamboyant professor wrote the book Magical Me and lost his memory to a backfiring spell.
Gilderoy Lockhart
This is the animagus form of Peter Pettigrew, who posed as Ron's Pet for Hogwarts.
A Rat
The Goblet of Fire unexpectedly selects this many champions instead of three.
4
This is the headquarters address for the Order of the Phoenix.
Number 12, Grimmauld Place
This student is cursed by a necklace meant for Professor Dumbledore.
Katie Bell
This Xenophilius Lovegood house is shaped like this chess piece.
A Rook
This ghost helps Harry find the lost diadem Horcrux.
Grey Lady / Helena Ravenclaw?
This is the specific vault number at Gringotts where the Sorcerer's Stone was kept.
Vault 713
This is the actual birth name of the Dark Lord, revealed by the diary's memory. (Bonus points for the middle name.)
Tom Marvolo Riddle
These executioner-like entities guard Azkaban and drain peace and hope from the air.
Dementors
This Death Eater used Polyjuice Potion to impersonate Mad-Eye Moody all year.
Barty Crouch Jr.
This Death Eater kills Sirius Black during the battle at the Department of Mysteries.
Bellatrix Lestrange
This young Death Eater is tasked with mending the Vanishing Cabinet in the Room of Requirement.
Draco Malfoy
This character dies at Malfoy Manor while saving Harry and his friends.
Dobby
The final battle concludes in this courtyard area of the castle.
The Hogwarts Viaduct Courtyard