A national university is like a special school that is really important to a whole country. It's like a big team of people who work together to help make the country better.
The government of a country usually helps to run and fund the national university, which means they give it a lot of money so it can do its important work.
The people who go to the national university are really smart and they want to learn a lot so they can help the country in different ways. They might study things like science, medicine, law, or business.
The national university also has special teachers called professors who are really good at teaching and know a lot about the subjects they teach. These professors help the students learn and grow into smart and helpful people for the country.
Sometimes, the national university also does research, which means they try to find out new things about the world and make new discoveries. This research can help the country become even better in different ways.
Overall, a national university is a really important place where smart people go to learn, grow, and help make the country better.