Climbing bookshelves
If you come across a bookshelf that you cannot climb, look for a piece of of a wall that is a different or light color
Bertie Bott Beans
To unlock an item behind a portrait at Hogwarts, collect the following amount of Bertie Bott beans
50 Yellow Beans: Nimbus Two Thousand
70 Blue Beans : Glove for Quidditch
80 Green Beans: Card
100 Red Beans: Advanced Flipendo
Main Menu Lightning
To make lightning strike at the main menu, simply press Triangle