【實用教育app】Rank the World|最夯免費app-綠色工廠好玩App

Rank the World, the world fact memory game, will challenge your knowledge of the world with a game that is easy to start, but tough to master.Each round asks you to rank 8 randomly selected countries by one of 22 topics. If you rank a country incorrectly, you can repeat the round until you get all 8 right.