Here is the full list of all 44 Mommy achievements.
Complete 30 levels in 5.0 mini game
Use computer 20 times
Read the last page of the comic.
Complete snowy land
Die from the avalanche
Complete 20 levels in 5.0 mini game
Compete grassy land
Kill 50 eyes in mini game
Die from darkness
Complete 10 levels in 5.0 mini game
Die from trap
Kill 20 eyes in mini game
Use computer 10 times
Die from slime
Complete candy land
Complete 5 levels in 5.0 mini game
Kill 10 eyes in mini game
Use computer 5 times
Kill 5 eyes in mini game
Die from the mutant-slime
Use computer
Die from frog
Die from spike or from falling into the abyss