Okay, imagine you're in Germany and you're old enough to go to high school. But instead of just one high school, there are different kinds of high schools you can go to. One of them is called a "gymnasium."
Now, in this gymnasium, you won't actually be going to the gym and playing sports all day. Instead, it's a school where you can really focus on learning and getting ready for college. You'll have classes like math, science, history, and languages.
But what's really special about the gymnasium is that it's a school for kids who are really good at learning and want to challenge themselves. It's kind of like going to a school for superheroes, because everyone there is really smart and wants to do their best!
One thing you might not like about the gymnasium, though, is that it can be a bit tough. You'll have to study a lot and work really hard to keep up. But if you do well, you may be able to go to a top college and have lots of great opportunities in your future.