A "tricky puzzle" refers to a type of challenge that requires critical thinking and problem-solving skills to solve. These puzzles often involve complex patterns, misleading clues, or unexpected twists that can confuse the solver. They can come in various forms, including jigsaw puzzles, logic puzzles, or riddles, and are designed to engage the mind and encourage creative thinking. Many people enjoy solving tricky puzzles as a form of entertainment or mental exercise. They can be found in books, online platforms, and even mobile apps. Engaging with these puzzles can improve cognitive abilities, enhance memory, and provide a sense of accomplishment when solved. Popular examples include the Rubik's Cube and Sudoku.