Here is the full list of all 12 Puddle achievements worth 200 gamerscore.
Keep your glass ball intact in the Tahiti level.
Make sure your firetruck remains undamaged.
Keep all your liquid in the tank from the 2011 vintage level.
Finish a level with exactly the right amount of liquid.
Finish the Nova level by only turning in one direction.
Don't trigger any nausea during the Slightly Acid level.
Finish a level after at least 10 nitroglycerine explosions.
Push the second bulb inside the sundews without letting the particles fall inside.
It's time for the crash test.
Take the shortcut in the level Wastewater.
Earn 48 gold medals.
Finish all levels.