A brain teaser is a type of puzzle or riddle that challenges a person's thinking and problem-solving skills. These puzzles often require creative and lateral thinking, pushing individuals to look beyond the obvious. They can come in various forms, including riddles, logic puzzles, and mathematical challenges. Brain teasers are popular in educational settings and recreational activities, as they stimulate cognitive functions and enhance mental agility. They can be enjoyed by people of all ages and are often used in games, competitions, and even as icebreakers in social gatherings. Engaging with brain teasers can improve critical thinking and boost memory skills.