Alright kiddo, initiation is kind of like getting into a special club or group. You know how sometimes you and your friends have a secret handshake or a secret way of talking to each other? Well, imagine that your friends had a club that you really wanted to be part of.
In order to be part of the club, they might have something called an initiation ceremony. This is a special way that you have to prove that you're ready to be part of the group.
Sometimes, initiation ceremonies involve doing hard or scary things, like jumping into cold water or running through a mud obstacle course. Other times, it might involve answering questions about the group's history or doing tasks that show you understand what the group is all about.
After the initiation ceremony, you'll officially be part of the club! This means you get to do all the secret club things with your friends and feel special for being part of something cool.