To be able to answer your question we need a who, what, when, where, why or how. Your question lacks a what.
Changes that happen without no help from humans they happen completely natural.
Changes that happen without no help from humans they happen completely natural.
it changes
Hormonal changes
everything
periodic is a game
sound energy-changes to electrical vibes
it will melt
they get to have a crush
Kids begin to have puberty and they begin to notice changes in there body.
The majority of these changes are recognized.
they move out