Full list of all 15 Tinker (GFWL) achievements worth 200 gamerscore. It takes around 8-10 hours to unlock all of the achievements on Games For Windows Live.
Earn all achievement stars for all seven sets.
Complete all levels.
Earn all achievement stars in five sets.
Complete 71 levels.
Earn all achievement stars in three sets.
Earn all achievement stars in two sets.
Earn all achievement stars in one set.
Earn all achievement stars in the Tutorial Set.
Tap 200 switches.
Beat a level on your last step.
Complete the tutorial.
Take 1000 turns.
Reach the win circle for the first time.
Beat 5 levels with 20 seconds under par.
Take 10,000 turns.