Hi there, kiddo! Do you know what islands are? They're little pieces of land in the middle of the sea. Now, imagine you're in Greece, which is a big country with lots of islands all around it. Some people that live on these islands have their own special dances, music, and traditions that are a bit different from the things people in other parts of Greece do.
These special things that people on the Greek islands do are called "nisiotika". That's because "nisi" means island in Greek, and "otika" means things relating to. So if you put it together, "nisiotika" means "things relating to the islands"! Cool, right?
So, nisiotika might include music that's played on certain instruments, or it might include certain dances that people do, or even certain festivals or holidays that islanders celebrate. It's like a whole world of special island traditions that are just for the people who live on those little pieces of land in the sea.
Does that make sense to you? Basically, nisiotika is just the special customs and traditions that people who live on Greek islands have.