How well do you know your world flags? Click through this slideshow of 50 different countries’ flags to test your knowledge.Geralt // Pixabay Some flags are easily recognizable the world over ...

World flags quiz: Guess these 15 correctly to prove you're a geography expert Our difficult world quiz asks people to identify the national flags of 15 countries.

Take the latest Yahoo quiz to test your knowledge of world geography.

But how many flags of the world can you identify when you see them? We've decided to put your brain cells to the test in a quiz.

Take our quiz and see if you can name the world flags correctly before the timer runs out. If you can't see the quiz please click here.

The best part of the winner's world of vexillology is telling all (both) your friends the tasty trivia - and then testing them about it later. Hence this quiz.

Do you think you know the flags of the world? Give the ultimate World Cup flag quiz a go and see how good you really are.

Can you correctly identify the nine flags featured in this World Cup quiz?

New Zealand's government has said that Australia “copied” its national flag. They're not the only countries with similar flag designs. Can you identify the right nation's flag?