Okay kiddo, imagine you want to shoot something really far away, but you don't want to use a regular gun because it's too heavy and hard to aim. That's where the Nordenfelt gun comes in!
The Nordenfelt gun is a special kind of gun that is made to shoot lots of bullets really fast and accurately. It looks kind of like a regular machine gun, but it's held differently and shoots bigger bullets.
The Nordenfelt gun has two parts: the gun itself and the bullets. The gun has a long barrel (that's the part the bullets come out of) with a trigger at the end that you pull whenever you want to shoot. The bullets are specially made to fit inside the barrel and shoot out really fast.
In the past, soldiers would use the Nordenfelt gun to shoot at enemies who were far away and hard to see. They could shoot lots of bullets quickly and accurately, which made it easier to hit their target and win battles.
So, that's the Nordenfelt gun in a nutshell, little one. It's a special kind of gun that shoots lots of bullets quickly and accurately, and it was used by soldiers to win battles.