You can not buy a gun in Wisconsin and live somewhere else. In order to by a gun in Wisconsin you have to live there.
You have to be 18 to buy a long gun and 21 to buy a hand gun.
In the US, 21 years old.
As far as I know you have to be at least 18 to buy a gun. That's what it was several years ago anyway, don't know if it has changed now.
18
18.
Yes
11 to play at fields, 18 to buy a paintball gun.
There is no set age limit for cap gun ownership.
18 for a long gun, 21 for a handgun.
A 12 year old can't "own" a gun, since you have to be 18 to buy a rifle and 21 to buy a handgun.
To buy a gun from a dealer in ANY state, you must be 18 for rifles and shotguns, and 21 for any other gun, such as a handgun.