About 1900 calories, but at the age of 12 you can get what you want.
well.....science wise energy is measured in kj (kilojoules) and a 12-15year old boy uses up to 12000 kj of energy per day so.........about 12000 kj can take u threw the day
No.
No you can not.
what size of what??
6'4"
Yes.
carbs and sugars
Yes all the time you get use to it
if you have hit puberty then yes if not then no but I would say yes.
French Fries
no
Get him into counseling and anger management classes.
If it's a 5'3 12 year old boy it's about 110