Atomic Number to Periodic Table Element

Can you name the capitals cities of all 196 countries in the world?

When you guess a country, all the countries it borders will also be completed. Can you fill in the world map in just 90 seconds?

With the help of a map, can you name the countries which existed during the Revolution of 1848?

There are 16 countries with a population of at least 100 million. Click them all without clicking any incorrect countries.