Brain teasers are puzzles or riddles that challenge your thinking and problem-solving skills. They often require creative thinking and can involve wordplay, logic, or lateral thinking. These engaging challenges can be found in various forms, such as riddles, math puzzles, or visual challenges, and are popular in games and educational settings. People of all ages enjoy brain teasers because they stimulate the mind and can be a fun way to pass the time. They are often used in classrooms to enhance critical thinking skills and can also be found in books or online platforms dedicated to puzzles and games, such as Sudoku or crossword puzzles.