Countries/superlative
Languages/superlative
Natural places/comparative
100

Russia

What is the largest country in the world?

100

Mandarin Chinese

What is the most difficult language in the world?

What is the hardest language in the world?

100

Nile or Amazon rivers

Which river is longer?

200

Vatican

What is the smallest country in the world?

200

French or Italian

What is the most beautiful language in the world?

What is the most famous love language in the world?

200

Fuji o Etna volcano?

Which volcano is more famous? 

Which volcano is higher?

300

El Salvador

What is the smallest country of Central America?

300

Hebrew

What is the stranges language in the world?

What is one of the oldest known languages?

300

Victoria Falls or Niagra Falls

Which falls are wider?

400

Quatar

What is the richest country in the world?

400

Cambodian (70 letters)

What is the longest alphabet in the world?

400

Greenland or Borneo island?

Which island is larger? Which island is colder?

500

The USA

What's the most famous country in the world?

What's the most dangerous country in the world?

500

English

What is the most spoken language in the world?

500

Rainbow or Aurora Borealis

Which one (natural phenomena) is more beautiful? More common?