Okay, kiddo, in the United States, people are allowed to own guns, but there are rules about how they can use them. These rules are called gun laws.
Each state in the US has its own gun laws, but some federal laws apply to everyone.
For example, federal law says you have to be at least 18 years old to buy a rifle or shotgun, and 21 to buy a handgun. You also have to pass a background check and fill out some paperwork before you can buy a gun from a dealer.
Some states have stricter laws than others. For example, in some states, you have to get a permit to buy a gun, and in others, you can just walk into a store and buy one.
There are also rules about where you can take guns. For example, you can't bring guns to schools or government buildings. There are also rules about how you can use guns. You can't use them to hurt people or threaten them, and you can't shoot them in certain areas.
Overall, gun laws are meant to help people stay safe and prevent guns from getting in the wrong hands.