Andrey Solovyev

50 US States - American Quiz

Famous People - History Quiz

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

Geometric Shapes: Triangles & Circle Geometry Quiz

Capital Cities of World Continents: Geography Quiz

Cats Quiz - Guess Photos of All Popular Cat Breeds

Greek Letters and Alphabet - From Alpha to Omega

Inorganic Acids, Ions and Salts - Chemistry Quiz

German States - Geography Quiz

Prefectures of Japan - Quiz

Provinces of Turkey - Locations on the Turkish Map

Flags of All World Countries

Swiss Cantons - Map & Capitals

Guess Pictures and Words Quiz

Russian and Soviet Leaders: History of Russia Quiz

Russian Regions: Maps, Capitals & Flags of Russia

American Countries and Caribbean: Flags, Maps Quiz

Brazilian States - Quiz about Flags and Capitals

Italian Regions: Flags, Capitals and Maps of Italy