Assyriology is like studying the world of long, long ago in a place called Mesopotamia. It's like traveling back in time to the land where people spoke a different language and wrote things down on big clay tablets instead of paper.
When people started looking at those old clay tablets, they found out all sorts of interesting things about the people who lived there. They could read stories about gods and goddesses, tales of adventure, and even everyday events like buying groceries.
Assyriology helps us learn about how people lived a long time ago, what they believed in, and what they did every day. It's like taking a really cool history class where you get to read stories that people wrote over 4,000 years ago!