Sorry, Cannot find a Puzzle 255 in Professor Layton and the spectre.
Puzzle 94, Location: Museum G-Floor
After you find Baron's diary, talk to Dahlia and she'll give you the puzzle.
you will find puzzle no.40 at the park gate.hope you find it.
Puzzle No 129: Block Blockade, Professor Layton and the Unwound Future. Please see the Related link below for a walkthrough of puzzle.
See the related link for a picture showing exactly where to find this hidden puzzle
Puzzle No 109, Walking The Dog, Location: West Y-Junction.
Professor Layton and the Curious Village has 135 puzzles, there is no puzzle 150 If another puzzle number was meant or the question refers to puzzle 150 in Professor Layton and the Diabolical Box (aka Pandora's Box), see the appropriate related link below for the #1 Google ranked walkthrough where you'll find all of the solutions including the weekly puzzles
Puzzle No 166: Sliding Pipes (US) or Fixing the Pipes (UK) Professor Layton & the Spectre's Call. Please see the related link below.
Puzzle 128: Reverse Rotation. Professor Layton and the Lost Future.Unwound Future. Please see the related link below for a walkthrough of this puzzle.
Puzzle No 69: Which One's White Please see the related link below for a walkthrough of this puzzle
Puzzle No 119: Swap to Unlock. Find three hint coins, Tap on the doors of the Layton's car. Please see the related link below for a walkthrough of this puzzle.