1.When answering this question, you can discuss different types of puzzles and how they contribute to cognitive development and intelligence enhancement. For example, logic puzzles and brain teasers can improve problem-solving skills and critical thinking. 2.Crossword puzzles and word games can enhance vocabulary and language skills, while jigsaw puzzles can improve spatial awareness and visual perception. You can also mention that puzzles often require concentration, patience, and perseverance, which are beneficial for mental development. Providing specific examples of puzzles and their benefits can strengthen your answer.