The number 018 can refer to: * Puzzle Of Dust and Dustpan from Professor Layton and the Curious Village * Puzzle The Shoe Maze from Professor Layton and the Diabolical Box * Puzzle Slippery Trip 1 from Professor Layton and the Unwound Future * Puzzle Faulty Streetlights from Professor Layton and the Last Specter * Puzzle That's Juicy from Professor Layton and the Miracle Mask * Puzzle The Celestial King from Professor Layton and the Azran Legacy * Puzzle Baffling Bookcase from Professor Layton vs. Phoenix Wright: Ace Attorney