12
they start puberty from 11-14
Thy will start to grow and they will get darker. They will also start to grow hair
usually around 13 or 14
puberty ends when you are about 18 and you are almost completely grown.
Normally when they start the early stages of purberty, which can be as young as 8 (2nd grade) This is when they start developing breast buds. Most start around here with training bras or sports bras. Most start any from 10-12 (4th-6th grade)with normal bras.
purberty for girls around whenever they're in 6th grade
you are eating so during growth you must consume enough to provide energy for it.
Depends if he has started purberty
Well because you haven't developed yet you begin to produce sperm between 12 and 14
You go through growth,acne,pubic and underarm hair,greasy hair,breast growth,you get curvier, and,of course,your period
In a nutshell controls man features during purberty such as body hair or penis size and even height
Well you shouldn't have to worry, you will go through puberty when it's your time. Tyhe good thing is that you will most likely grow bigger then your friends, since you have the growth during puberty, and then the growth during puberty. So don't worry.