That all depends on the location, State or Country where the child lives
No.
You need to tell us more about the "gun license" and for what area. There are many different gun licenses.
That depends on if your state requires a license or not. Most do not.
you can be 10 but you need a hunters license
It depends on where you are and what you mean by gun license. If you are in the U.S. and you mean a permit to carry a gun, check the related link for information.
That depends if your state requires a license. Most don't.
It depends on where you are and what you mean by "license." In the U.S. in most states, you have to be 21 to get a handgun carry permit. In most states, you do not need a license just to own a gun.
In Missouri a 12 year old does not need a fishing license. A person does not need a fishing license until they are older.
You need to contact your local authorities.
No there is no certain age you have to get a license
Whether or not you can have a gun license at 20 years old depends on which US state you live in and the type of gun as the laws vary somewhat.
No,But to drive car you need a license where you got license when you are eligible for it like above 18 year old for license and 10th pass etc.