Magical Theory is a book available at the Hogwarts Library. Flourish and Blotts bookstore has this book for sale. Hermione Granger owns this book and it is usually stored in her school trunk. It was written by Adalbert Waffling. A copy of this book costs two Galleons at Flourish and Blotts. Magical Theory is required Hogwarts textbook for first year at Hogwarts.
Behind the scenes
- In the first film, the book´s cover is red. In the video game, it is greenish yellow. In Pottermore, it is blueish-grey.
- Harry Potter and the Philosopher's Stone (First appearance)
- Harry Potter and the Philosopher's Stone (film)
- Harry Potter and the Philosopher's Stone (video game) (PS 2 version)