"Brain Twister" is a type of puzzle or game designed to challenge and stimulate cognitive abilities. These puzzles often involve wordplay, logic, or visual challenges that require critical thinking and problem-solving skills. They can be found in various formats, including books, apps, and online platforms, appealing to a wide audience. Many "Brain Twister" games are suitable for all ages and can be played individually or in groups. They promote mental agility and can improve memory, attention, and creativity. Popular examples include riddles, crossword puzzles, and Sudoku, which engage players in fun and stimulating ways.