Okay, let me try to explain Greek art in a way that a five-year-old can understand!
So, Greek art is art created by people who lived a long time ago in a place called Greece. They made all sorts of things like sculptures, paintings, buildings, and even pottery (which is like fancy dishes).
One thing to remember is that Greek art was made a really long time ago, before our parents or even grandparents were born! That means that the art looks a little bit different from the art we see today.
One thing that was important in Greek art was showing the human body in a really detailed way. This means that they tried to make their statues and paintings look like real people, but with some extra details to make them look even more special. For example, they would make the muscles in the arms and legs very detailed so that you could really see them.
Greek art also often told stories. For example, you might see a statue of a hero who defeated a monster, and that would remind people of the story and inspire them to be brave like the hero.
Finally, Greek art was often made to be beautiful, but also useful. So, for example, they might make a statue of a god that could also hold up a building. Or they might decorate their pottery with pictures that were not only pretty but also helped them identify what was inside (like if it was a jar full of olive oil).
So, that's a brief introduction to Greek art! It's all about showing the human body, telling stories, and making things beautiful but also practical.