Accomplish the indicated achievement to get the corresponding number of Gamerscore points:

Zen Master 50 (35 points): Create a multiplier of 50 or more.
Combo 35 (15 points): Create a multiplier of 35 or more.
Adventurer (25 points): Survive for 2 hours.
Tourist (15 points): Survive for 20 minutes.
Full House (10 points): Use all Droppers and Collectors.
Score 1,000,000 (25 points): Score 1,000,000 points.
Score 250,000 (10 points): Score 250,000 points.
Chain Reaction (10 points): Stack 3 Chain Reactions.
Completionist (25 points): Unlock all boards in all modes.
Rainbowtastic (15 points): Unlock all themes.
Easy Street (5 points): Create 40 paths.
Off-The-Wall (10 points): Collect 5 Droplitz with no path.