Gray Matter (Xbox 360)

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Secret Achievements

Complete the following achievements to unlock Xbox Live Gamerscore points.

AchievementHow to unlock
A Day in the Rowboat ( 20 points )Finished "A Day in the Rowboat" Puzzle Set.
A Message from Laura ( 20 points )Finished "A Message from Laura" Puzzle Set.
A Plant in the House ( 20 points )Finished "A Plant in the House" Puzzle Set.
A Spectral Presence ( 20 points )Finished "A Spectral Presence" Puzzle Set.
Altering the Plan ( 20 points )Finished "Altering the Plan" Puzzle Set.
Back to the Basics ( 20 points )Completed your very first magic trick.
Bittersweet Memories ( 20 points )Got your first memory flash.
C Railer Swoll ( 20 points )Finished "C Railer Swoll " Puzzle Set.
Dread Hill House ( 20 points )Finished "Dread Hill House" Puzzle Set.
Houdini's habitat ( 20 points )Finished "Houdini's habitat" Puzzle Set.
I'm Laura Styles! ( 20 points )Finished "I'm Laura Styles!" Puzzle Set.
In the Lab ( 20 points )Finished "In the Lab" Puzzle Set.
In the Lion's Den ( 20 points )Finished "In the Lion's Den" Puzzle Set.
Investigating the Lambs' Club ( 20 points )Finished "Investigating the Lambs' Club" Puzzle Set.
Lambs for Dr. Styles ( 20 points )Finished "Lambs for Dr. Styles" Puzzle Set.
Memory of a Summer's Night ( 20 points )Finished "Memory of a Summer's Night" Puzzle Set.
Psi and Psi again ( 20 points )Finished "Psi and Psi again" Puzzle Set.
Psi and the Mind ( 20 points )Finished "Psi and the Mind" Puzzle Set.
Sam gets carded ( 20 points )Finished "Sam gets carded" Puzzle Set.
Sam plays Lab Assistant ( 20 points )Finished "Sam plays Lab Assistant" Puzzle Set.
Setting a Trap ( 20 points )Finished "Setting a Trap" Puzzle Set.
Suspicions about Samantha ( 20 points )Finished "Suspicions about Samantha" Puzzle Set.
Terror in the Dinning Hall ( 20 points )Finished "Terror in the Dinning Hall" Puzzle Set.
That Piece of Junk ( 20 points )Finished "That Piece of Junk" Puzzle Set.
The Betrayer's Price ( 20 points )Finished "The Betrayer's Price" Puzzle Set.
The Events at Horspath Track ( 20 points )Finished "The Events at Horspath Track" Puzzle Set.
The Experiment ( 20 points )Finished "The Experiment" Puzzle Set.
The Game of Life ( 20 points )Finished "The Game of Life" Puzzle Set.
The Ghost of Dread Hill ( 20 points )Finished "The Ghost of Dread Hill" Puzzle Set.
The Mysterious Dr. Styles ( 20 points )Finished "The Mysterious Dr. Styles" Puzzle Set.
There was Something in the Water ( 20 points )Finished "There was Something in the Water" Puzzle Set.
What Happened the Day Before ( 20 points )Finished "What Happened the Day Before" Puzzle Set.
Where is She Now? ( 20 points )Finished "Where is She Now?" Puzzle Set.

Various Achievements

Complete the following achievements to unlock Xbox Live Gamerscore points.

AchievementHow to unlock
A Small Act of Kindness ( 25 points )Put all wild flowers into vases.
Chatty chatty mouth ( 50 points )Play 1000 dialogs.
Divided and Conquered ( 25 points )Win the "Divide and Conquer" game without losing any hand.
Fast Play ( 50 points )Finish the game under 5 hours.
Gray Mattered ( 40 points )Finish the game.
He can be nice too ( 25 points )Speak with Mrs. Dalton about the bike.
The Beast Within ( 100 points )Finish the game with all bonus points.
You should make money out of it ( 25 points )Fully Succeed the Ball and Cup trick.