Столицы стран мира. Тест по ге

Explore all the capitals of the world!
The following modes are available in the application:
 - the study of the capitals of the whole world by the name of the state;
 - study of the states of the world by the name of the capital;
 - the study of countries and their capitals on the continent;
After studying the material, you can see statistics on the work done.