Here is the full list of all 10 Ittle Dew 2 achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Find every Box of Crayons.
Complete the raft and leave the island.
Become the queen of adventure.
Unlock every warp in the Warp Garden.
Get pushed into a spike pit.
Get smacked by a chest.
Put on an outfit.
Roll continuously for 5 seconds with a single roll.
Discover and complete a Portal world.
Stand in a standee.