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
periodic is a game
everything
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.
the changes that happen to the body.