National flags of the world - Quiz!

A game to learn the country flags of the world. For every flag, 4 possible answers. Playable at different level : EASY, AVERAGE, HARD. Regular Game You can play with the flags of the 206 countries of the world to win the bronze (easy mode), the silver (average mode) and the gold (hard mode) medal. Challenges In addition to that mode, you can play 5 different challenges :- EURO 2016 : countries participating the EURO 2016 competition (including the flags of England, Wales, Northern Ireland that arent present in the standard game where only United Kingdom is represented)- COPA AMERICA 2016 : countries participating the COPA AMERICA 2016 competition - EUROPEAN UNION : countries from the European union (including United Kingdom, Brexit not being active yet )- UNION JACK : flags with the Union Jack- FORMER FLAGS : former flags of current countries (e.g. Canada) or flags of former countries as the USSR or the spanish republic.