If you've finished reading the first Harry Potter book, it's time to learn more about it! From early names of the characters to the meaning of the Hogwarts motto, some of this trivia may surprise you!

How many spells are namechecked in the first Harry Potter book? What is J.K. Rowling's favourite chapter? What does Voldemort's name mean?

Find out all that - and more - in this enchanting infographic from Bloomsbury, as created especially once the first book turned 20 years old back in 2017.

Take a look.

Illustration by Jim Kay © Bloomsbury Publishing Plc