A cultural universal is something that is shared by all cultures around the world. It's like an activity or a belief that is shared by everyone! For example, almost every culture in the world has some kind of religious beliefs. That means that almost everyone believes in some kind of higher power. So, religious beliefs is a cultural universal. Another example of a cultural universal is dancing. Almost everyone around the world dances to express themselves, have fun and celebrate special occasions. So, cultural universals are things that all cultures have in common.