Buzz Brain of the World is a puzzle video game for the PlayStation Portable (PSP) platform. The game features various puzzles that test players’ cognitive abilities such as memory, logic, and attention. There are different categories of puzzles including numerical, spatial, and analytical challenges, and players can choose from different difficulty levels. The game also includes a multiplayer mode where up to six players can compete against each other. With its wide range of puzzles and challenging gameplay, Buzz Brain of the World is a great choice for those looking to exercise their brainpower on the go.