Okay kiddo, imagine you have a big box full of different colored balls. Now imagine that each color represents a different type of tiny door that can only be opened by a specific key. These doors lead to different rooms that have special functions.
Now, in your body there are many different types of doors like this, called channels, that are made up of special proteins. Each channel allows specific things to pass through, kind of like your doors letting only specific colored balls into certain rooms.
The collection of all the different channels in your body is called a channelome, just like the collection of all the different colored balls is your ball collection. Scientists are interested in studying the channelome to better understand how the body works and how we can treat diseases that are related to channel problems.
So, just like you have to organize your ball collection by color, scientists have to organize the channelome to understand it better. By doing so, they can help find ways to treat problems that arise when channels don't work properly.