J.K. Rowling announced yesterday that she will release three new books on Pottermore!
The new material will be published as eBooks titled Pottermore Presents and will contain original writing and information from the archives on Pottermore.
The new books will supplement the material from the series. She will also delve more into the history of the Wizarding World with information about the Ministry of Magic, Azkaban Prison, and the second wizarding war.
The books, titled Hogwarts: An Incomplete and Unreliable Guide; Short Stories from Hogwarts of Power, Politics and Pesky Poltergeists; and Short Stories from Hogwarts of Heroism, Hardship and Dangerous Hobbies, will be released on September 3rd!