Brain teasers are puzzles or riddles that require thought and creativity to solve. They often involve lateral thinking, logic, and problem-solving skills, challenging individuals to approach problems from different angles or think outside the box. Brain teasers can take various forms, including visual puzzles, wordplay, or mathematical challenges, and are designed to stimulate mental engagement and encourage cognitive flexibility. They are commonly used for entertainment, educational purposes, or as a means to enhance critical thinking abilities. Often presented in a concise format, brain teasers invite participants to deduce answers or uncover solutions through reasoning and deduction.