Harry Potter anniversary quiz: 20 questions to test your knowledge

Today marks the 20th anniversary of Harry Potter and the Philosopher's Stone, the first book in J.K. Rowling's phenomenally successful series.

Monday, 26th June 2017, 5:23 pm
Updated Tuesday, 12th September 2017, 11:02 am
Take our Harry Potter quiz

If you consider yourself a Potterhead, have a crack at our fiendishly difficult Harry Potter quiz and see if your knowledge of the books is “Outstanding” or “Awful”.