So basically, a constitution is like a set of rules for how a country should work. Just like how you might have rules in your classroom or at home, San Marino has rules that they follow too. The Constitution of San Marino is a special set of rules that explain how the country is run and what the people who live there are allowed to do.
The Constitution of San Marino tells us that San Marino is a tiny country in Europe. It's actually one of the smallest countries in the whole world! The Constitution says that the people of San Marino get to choose their own leaders, just like in a game of pretend where you get to pick who gets to be "it."
The Constitution also talks about things like the form of government that San Marino has, which is called a "republic." This means that the people who live there get to have a say in what happens and who runs things. It also talks about how laws are made and how people are allowed to express their opinions.
One really important thing that the Constitution of San Marino talks about is something called "human rights." This means that everyone who lives in San Marino has certain rights, like the right to be treated fairly and not be discriminated against because of who they are.
Overall, the Constitution of San Marino is a really important set of rules that help keep everything running smoothly in the country. It tells the people who live there what they are allowed to do and what their leaders can and can't do. Just like how rules are important in your classroom or at home, the Constitution is important for San Marino too.