if you mean the one with the clock hands the answer is 10
puzzle 22
Professor Layton weekly puzzle No 8. Please see the related link below for a walkthrough of the puzzle.
Puzzle No. 109
Puzzle Battle 3: Layton vs Dimitri (US) version. Puzzle Battle 3: Layton vs Dimitri (UK) version. Please see the related links below for a walkthrough of the puzzle.
Battle 1 Layton vs Dimitri. Battle 2, Layton Vs Dimitri. Battle 3 Layton Vs Dimitri. Please see the related links below for a walkthrough of the puzzle.
Puzzle No 47: The Terrace Door (US) or The Coded Door (UK) Professor Layton and the Spectres Call. Answer = Under the Crscent/Half Moon sign enter the Number 8, Below the Triangle sign enter the Number 6.
Puzzle No 93: Hershel VS The Mummies, Professor Layton and the Miracle Mask. Please see the related link below.
Professor Layton's Pandora's Box. Puzzle 118 showing also picture puzzle. Please see the related link below for a walkthrough on how to solve Pictures in Professor Layton.
Never mind
When you solve most of the puzzles you often get strange Gizmo's for the inventors house, Paint scraps for the solving of the puzzle in the Art lover's House, and Furniture for Layton's or Luke's room at the Decorator's House. These are actually like puzzle solutions that will unlock 3 more puzzles at each house.
Broken Gate - Professor Layton. Please see related links below for a link on how to solve this puzzle.
Puzzle 109 Walking the Dog, solve this puzzle and get Cinder Horse Smoky - Tea Ingredient.