Hey kiddo, do you know what computing is?
Computing is when a machine or a computer does some work for you - like solving math problems or playing video games. But have you ever heard of "metacomputing"? It's like getting a group of computers to work together as one big team to do some REALLY big and complex work.
Let's say you want to solve a really tough puzzle or a math problem. It could take one computer a really long time to do it all by itself. But if you have many computers working together, each one solving a piece of the problem, it can be done way faster.
Metacomputing is like having a bunch of experts working together to solve a problem - each expert doing their own part, but all their work put together makes up the solution. And it's just like that with computers - they all work as a team to get the job done faster.
So, metacomputing is a way to divide up a big job into smaller parts that can be done by different computers working together. This can make big tasks, like solving a huge math problem, go much faster. Cool, huh?