Andrey Solovyev

Flags of All World Countries

European Countries - Maps Quiz

Animals Quiz Learn All Mammals

Fruit and Vegetables - Quiz

Dogs Quiz - Guess All Breeds!

Functional Groups of Chemistry

Cities of the World Photo-Quiz

Maps of All Countries Geo-Quiz

Swiss Cantons - Map & Capitals

Guess Pictures and Words Quiz

American Countries and Caribbean: Flags, Maps Quiz

Famous People - History Quiz

Brazilian States - Quiz about Flags and Capitals

Italian Regions: Flags, Capitals and Maps of Italy

Russian and Soviet Leaders: History of Russia Quiz

50 US States - American Quiz

Russian Regions: Maps, Capitals & Flags of Russia

Chemical Substances: Chem-Quiz

Elements & Periodic Table Quiz

Famous Monuments of the World

Amino Acids Structures - Quiz and Flashcards

Flowers - Botanical Quiz about Beautiful Plants

Flags of the World Continents - New Geography Quiz

Cats Quiz - Guess Photos of All Popular Cat Breeds