Full list of all 54 A World of Keflings achievements. It takes around 8-10 hours to unlock all of the achievements in the base game on Windows.
The base game contains 31 achievements, and there are 3 DLC packs containing 23 achievements.
Witness a hair-raising transformation
Capture the Wandering Eye
Make a surprising discovery about the Franken-builder's origins
Build 5 Tombstones
Give every Scarecrow a job as a transporter
Bounce a Kefling through 10 Soundworms
Do a spooky dance with 15 Keflings
Give every Scarecrow a job as a harvester
Sugar DLC: Create one of each type of Gingerling
Sugar DLC: Bake 5 of each pastry available at the Bakery
Sugar DLC: Release all of the Animal Crackers
Sugar DLC: Get to know the friendly Fluffton
Sugar DLC: Make things right with the Caramel Lake, Chocolate Volcano, and Ol' Snelly
Sugar DLC: Witness Waldorf's master plan in action
Sugar DLC: Kiss 25 Keflings
Space DLC: Build 10 custom Yerbutian components
Space DLC: Kick 50 Yerbutian butts
Space DLC: Rescue Scoobs from the sulfur crystal patch
Space DLC: Learn how to breathe fire
Space DLC: Consume the Enormo-Strength Supplement
Space DLC: Create a metamorph carrot
Space DLC: Build every T.R. Unit
Space DLC: Construct one of each alien animal building