You must take them one at a time. The Musician's house (must have taken 9 photographs and spotted all the differences), The Tea Master's house,(must have served tea to 26 thirsty people) The Animal Lover's house,(must have given hammy the hamster at least a 30 step workout) The sweetheart's House,(must have saved after watching the credits) The Puzzle Doctor's House,( must have solved at least 150 puzzles) each are unlocked separately after completion of certain puzzles, procedures, or tasks. There are 15 puzzles and you can must ask them separately or use the link for the related questions below this answer for the puzzle numbers that are available.
Puzzle No 93, The Mirror Maze, Professor Layton and the Unwound Future. Please see the Related link below for a walkthough of the puzzle.
Professor Layton and the Unwound Future and Professor Layton and The Lost Future are the same game with some slight variations in a couple of the questions. The Unwound Future is the (US) version and The Lost Future is the (UK) version.
When you are next on the Internet try asking Google for: Professor Layton and the Unwound Future Walkthrough.
Professor Layton and the Unwound Future, Sweet Hunt Course. Please see the Related link below.
Puzzle Battle 3: Professor Layton and the Unwound Future. Please see the Related link below for a walkthrough of the puzzle.
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Professor Layton and the Unwound Future. Please see the related links below.
Puzzle No 11: The Professors' Hat, Professor Layton and the Unwound future. Please see the Related link below for a walkthrough of the puzzle.
Puzzle No 94: The Dragon Bridge, Professor Layton and the Unwound Future. Please see the Related link below for a walkthrough of the puzzle.
The price of the Professor Layton and the Unwound Future is 27.99 from Amazon, it is also available on the 7th of October if ordered today 6/10/2010.
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Puzzle No 108: Dogs and Cats, Professor Layton and the Unwound Future. The smallest number is 110. Please see the Related link below for a walkthrough of the puzzle.