A puzzle is a game or problem that challenges a person's mind, requiring them to think critically and creatively to find a solution. Puzzles can come in many forms, such as jigsaw puzzles, crossword puzzles, or logic puzzles. They often involve assembling pieces or solving clues, making them a fun way to exercise the brain and improve problem-solving skills. Many people enjoy puzzles as a form of entertainment or relaxation. They can be done alone or with friends and family, making them a great social activity. Whether it's a Rubik's Cube or a Sudoku challenge, puzzles provide a satisfying sense of accomplishment when completed.