Here is the full list of all 31 Word Factori achievements.
build 96 words
discover 20 recipes
discover 50 recipes
complete 7 words of the day
build 10,000 boxes
discover 50 stickers
discover all secret characters
find all letter recipes
complete all secret levels
finsh all levels
build 5,000 boxes
place 500 buildings
complete all main levels
discover 25 stickers
complete all challenge levels
build 24 words
discover a sticker by typing your own word
build a word that you typed
type your own word
complete a word of the day
discover 10 stickers
throw a building off screen
spin buildings 20 times
find a recipe for each letter
build 12 words
complete a challenge level
discover your first sticker
build 100 boxes
finish the tutorial levels
discover your first secret recipe
discover your first recipe