How much do the primary Apparition lessons cost?

Who is head of the Goblin Liaison office?

How many points does Snape take from Gryffindor for Harry's late arrival and muggle attire?

On which finger does Marvolo Gaunt wear his ring?

What grade does Harry receive on his Astronomy O.W.L.?

Which of these names does Hermione mention, when thinking who RAB could be?

How much did Merope receive for Slytherin's locket when she sold it to Caractacus Burke?

Who was Tom Riddle Sr.'s girlfriend before Merope gave him the love potion?

Who is the Apparition Instructor at Hogwarts School of Witchcraft and Wizardry?

Who is said to have been oozing all over the sheets in the orphanage?

What is the name of the person on whom James and Sirius used an illegal hex?

Which of these items did Voldemort steal while he was a kid living at the orphanage?

How many times has Dumbledore been offered the position of Minister of Magic?

What material was the Prime Minister's fireplace made out of?

What is Dumbledore's favorite jam?

What was Buckbeak's new name?

Which plants did Dumbledore tell Vernon were "flourishing" since the last time he came to Privet Drive?

Which of these scents did Harry not catch from Amortentia potion?

What is the counter jinx to Levicorpus?

Which Death Eater was NOT present at Hogwarts the night Dumbledore died? 

Slughorn claims he has a weak chest, is wheezy, fatigued, and getting old, and what other condition?

Who gave Ambrosius Flume (Honeydukes manager) his first job on Slughorn's recommendation?

Which two important wizarding families were murdered the week Fudge visited the Muggle Prime Minister? Select all that apply. 

What does Professor Trelawney say Firenze knows nothing about?

What does Luna say Gurdy Roots are excellent for warding off?

Blood Brothers: My Life Amongst the Vampires

Blood Brothers: Living with the Fanged Beings

Blood Brothers: A Day in the Life of Vampires

What book is Eldred Warple the author of?

What is the final score in the Gryffindor vs Hufflepuff match?

 The Most Extraordinary Society of the Defense Against the Dark Arts

The Most Extraordinary Society of Herbology 

The Most Extraordinary Society of Charms 

 The Most Extraordinary Society of Potioneers

When Professor Slughorn first meets Hermione, he asks her whether she is related to Hector Dagworth-Granger. What society did Dagworth-Granger found?

What Hogwarts club was Eileen Prince captain of?

What is Professor Merrythought's first name?

How well do you THINK know the book Harry Potter and the Half Blood Prince? You may think you do, but this quiz might challenge you! One of the hardest Harry Potter trivia quizzes in existence!

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The Almost IMPOSSIBLE Harry Potter and the Half Blood Prince Book Trivia