Here is the full list of all 26 Christmas Puzzle achievements.
Illuminate the pathway
Prepare you mansion for Christmas
Put some presents under the fur-tree
Complete episode 2
Install the bushes illuminations
Buy clothes for the snowman
Earn 500 Santavo coins
Decorate the fur-tree
Install the fur-tree illumination
Complete episode 1
Illuminate the forest
Earn 250 Santavo coins.
Score 10000 in a single level
Score 50000!
Fire 10 rockets!
Add more forest illuminations
Explode 25 bombs!
Buy the illuminations for house.
Earn 100 Santavo coins.
Decorate the house.
Clean the pathway!
Make a snowman
All levels complete
Earn 3 stars for every level.
Complete episode 3
Complete episode 4