Gray Matter Cheats - PC

Achievements (Games for Windows Live)
A Plant in the House (20) - Finished "A Plant in the House" Puzzle Set.
A Small Act of Kindness (25) - Put all wild flowers into vases.
A Day in the Rowboat (20) - Finished "A Day in the Rowboat" Puzzle Set.
A Message from Laura (20) - Finished "A Message from Laura" Puzzle Set.
A Spectral Presence (20) - Finished "A Spectral Presence" Puzzle Set.
Altering the Plan (20) - Finished "Altering the Plan" Puzzle Set.
Back to the Basics (20) - Completed your very first magic trick.
Bittersweet Memories (20) - Got your first memory flash.
C Railer Swoll (20) - Finished "C Railer Swoll " Puzzle Set.
Houdini's habitat (20) - Finished "Houdini's habitat" Puzzle Set.
I'm Laura Styles! (20) - Finished "I'm Laura Styles!" Puzzle Set.
In the Lab (20) - Finished "In the Lab" Puzzle Set.
In the Lion's Den (20) - Finished "In the Lion's Den" Puzzle Set.
Investigating the Lambs' Club (20) - Finished "Investigating the Lambs' Club" Puzzle Set.
Lambs for Dr. Styles (20) - Finished "Lambs for Dr. Styles" Puzzle Set.
Memory of a Summer's Night (20) - Finished "Memory of a Summer's Night" Puzzle Set.
Chatty chatty mouth (50) - Play 1,000 dialogs.
Divided and Conquered (25) - Win the "Divide and Conquer" game without losing any hand.
Dread Hill House (20) - Finished "Dread Hill House" Puzzle Set.
Fast Play (50) - Finish the game under 5 hours.
Gray Mattered (40) - Finish the game.
He can be nice too (25) - Speak with Mrs. Dalton about the bike.
Psi and Psi again (20) - Finished "Psi and Psi again" Puzzle Set.
Psi and the Mind (20) - Finished "Psi and the Mind" Puzzle Set.
Sam gets carded (20) - Finished "Sam gets carded" Puzzle Set.
Sam plays Lab Assistant (20) - Finished "Sam plays Lab Assistant" Puzzle Set.
Setting a Trap (20) - Finished "Setting a Trap" Puzzle Set.
Suspicions about Samantha (20) - Finished "Suspicions about Samantha" Puzzle Set.
The Beast Within (100) - Finish the game with all bonus points.
The Betrayer's Price (20) - Finished "The Betrayer's Price" Puzzle Set.
The Game of Life (20) - Finished "The Game of Life" Puzzle Set.
The Ghost of Dread Hill (20) - Finished "The Ghost of Dread Hill" Puzzle Set.
The Events at Horspath Track (20) - Finished "The Events at Horspath Track" Puzzle Set.
The Experiment (20) - Finished "The Experiment" Puzzle Set.
The Mysterious Dr. Styles (20) - Finished "The Mysterious Dr. Styles" Puzzle Set.
Terror in the Dinning Hall (20) - Finished "Terror in the Dinning Hall" Puzzle Set.
That Piece of Junk (20) - Finished "That Piece of Junk" Puzzle Set.
There was Something in the Water (20) - Finished "There was Something in the Water" Puzzle Set.
What Happened the Day Before (20) - Finished "What Happened the Day Before" Puzzle Set.
Where is She Now? (20) - Finished "Where is She Now?" Puzzle Set.
You should make money out of it (25) - Fully Succeed the Ball and Cup trick.