If you’re about 60 years old or younger, chances are you’ve played with a Barbie doll in your life. The iconic doll was invented way back in 1957, which is an amazingly long run for a simple doll. But Barbie has become so much more than just a toy — she’s a cultural icon, a trendsetter and a seriously popular retail item, which two dolls sold every second around the world. And despite, or maybe because of, that popularity, Mattel, the company that makes Barbies, recently introduced more skin tones, body types and hair options in an effort to make the line of dolls more inclusive and diverse. Test your knowledge about Barbie doll by learning more about this toy-turned-icon.