How do you get the clock tower courtyard gold brick in Lego Harry Potter?

To obtain the gold brick in the Clock Tower Courtyard in LEGO Harry Potter, first ensure you have unlocked the character with the ability to use the "Reducto" spell. Use this spell to destroy the silver objects in the courtyard. Once they are cleared, interact with the remaining elements to solve the environmental puzzle, which will ultimately reveal and grant you the gold brick.