When you are a child you live in god mod if you are not deformed at the bone level

[RapeAllFemales]

When you are a child the collagen is perfect, even the soft tissues are good, the bones are still forming it is puberty that ruins the faces

 

[ToryToad]

And life is easy and you have to do nothing ,no stress ,no bad things

 

[Doryphoros]

“I was a handsome child and I got molested by my babysitter at 6 which is the main reason my life is so fucked up now”

 

[Snicket]

When you are a child the collagen is perfect, even the soft tissues are good, the bones are still forming it is puberty that ruins the faces

No the problems are still there but they're not accentuated because facial structure is less than 80% of adult size during childhood.
But you are right about collagen and soft tissue though.