Here is the full list of all 45 Santa in search of toys achievements.
Pass the 1 level
Pass the 2 level
Pass the 3 level
Pass the 4 level
Pass the 5 level
Pass the 6 level
Pass the 7 level
Pass the 8 level
Pass the 9 level
Pass the 10 level
Pass the 11 level
Unlock level 12
Pass the 12 level