Discharge.
It depends on the weather, diet, exercise, sleep, etc. It should grow about a quarter to half an inch per month.
Yes.
sing a lullaby
Extremely unlikely.
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8 hours
Yes, you are both at the age where you can each give legal consent.
You can shave it and it will grow longer and darker
A eleven year old should get a minimum of 12 hours of organisms
The best way for a 12 year old boy to grow is to eat a well balanced diet with lots of protein and vegetables, and to exercise regularly.
No anything can happen
It depends on the size of the boy since all 5 year old boys grow at their own paces.