The combination is 2341 the code up stairs is irrelevant
Puzzle No 1: A Secret Message, Professor Layton & the Spectre's Call. Answer = HELPSOS
Puzzle No 18: Professor Layton & the Spectre's Call. Please see the related link below for the location of this puzzle.
Sorry, Cannot find a Puzzle 255 in Professor Layton and the spectre.
Puzzle No 170: The Greatest Escape, Professor Layton and the Spectre's Call See the related link below.
Puzzle No 36: How many ones? Professor Layton & the Last Spectre. Answer - The young lad would write 1 ---- 53 times
Jack of clubs
Puzzle No 22: Paper Pieces (US) Paper Pieces Pair (UK) Professor Layton & the Spectre's Call. Please see the related link below.
Puzzle No 91: Evacuate --Professor Layton & the last Spectre. Please see the related link below.
Puzzle No 43: Armour Antics (UK) or Armor Antics (US) Professor Layton and the Spectre's Call Answer = The culprit is Boy D, See the big lump on his head.
Puzzle No 29: How Old? Professor Layton & the Spectre's Last Call. Answer = 6yrs, 6yrs and 1yr old.
Puzzle No 7: Mopping Up, Professor Layton and the Spectre's Call. Answer = 10 Mops would be needed. 10
Puzzle No 90, Puppet Master, Professor Layton and the Last Spectre. Please see related link below.