Here is the full list of all 21 CHKN achievements.
10 Creatures Tamed
Crafted a tool
Increase the Life Shaper's Build Limit
10 Creatures Killed
Broke an egg
Cut down a tree
Fed a creature
Cooked some food
You know how to eat.
Tamed a creature
Rode a creature
Created a creature
Crafted a torch
Used a whistle
Slept in bed
10 Creatures Created
3 Creatures Bred
10 Rocks Broken
50 Trees Cut Down
Set Something on Fire
Kill 10 Creatures with a Slingshot