You explore different parts of Hogwarts, picking up chests and chocolate frogs to open up tutorials, completing tutorials to open up new areas. You can also build LEGO models in the workshop. By collecting chests in the game you get more kinds of LEGO bricks in the workshop.
You can play as Harry, Hermione, Ron, and other characters from the books, or even as a spider or flying an owl. You can also place your models from the workshop in the game, and even blow them up with exploding bricks.
Voice acting and text is available in English, Italian, French, German, Spanish, Dutch, Danish, and Swedish.