Here is the full list of all 27 Let's Go Nuts! achievements.
buy 10 clothes
collect 60 stars
buy and wear pirate suit
finish all burnt forest levels
collect 50 golden nuts
destroy 100 aliens
buy and wear ninja suit
collect 30 stars
destroy 10 aliens
finish all forest levels
collect 1000 nuts
collect 500 nuts
destroy 1000 aliens
collect 10000 nuts
collect 250 golden nuts
collect 500 golden nuts
collect 120 stars
collect 1000 points in endless mode
collect 2000 points in endless mode
collect 4000 points in endless mode
buy 25 clothes
buy 50 clothes
finish all winterland levels
finish all space station levels
get all stars from endless levels
finish evry level in game on 3 stars score
Get Pirate, Nut Ninja, Firefighter, Winter is coming, Astronut, Endless star and Best of the best achievments