Here is the full list of all 35 Forgotten Hill First Steps achievements.
Complete the game without hints
Grow a new species
Hassle the Gambler
Use the grinder
Hassle Grandpa
Hassle the nurses
Play a new sound
Get killed by a wolf
Meet the home kid
Meet the home puppy
Escape the clinic
Deliver all the marbles
Win the bells game
Collect all documents
Kill the nurse
Get killed by a nurse
Get killed by a leech
Get killed by an unknown creature
Fix hydraulic system
Get killed by flies
A bad awakening
Prepare the medicine
Feed the fat guy
Position the marionette
Win the card games
Cut all posters
Enter the theater
Get killed by a wolf, again
Exit the woods
Cut all trees
Enter the woods
Waste electricity
Fix electricity
Make a kid happy
Move your First Step in Forgotten Hill