Countries by population in 1800

There are 78 different names for the currencies used by the different countries of the world. How many can you name?

Fill in the map by guessing languages. When you guess a language, all the countries that use it as an official language will be filled in.

20 random countries have been removed from the map of the world! Can you identify them in 3 minutes?

Drag the pin onto the correct country. Careful, though! Three wrong moves and the game ends.