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Andrey Solovyev
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Maps of All Countries Geo-QuizLearn and identify all countries globally! A fun world map quiz in English to guess every nation.Guess all 197 independent countries across continents by their silhouettes! A geographic quiz covering every region on Earth, from Europe and Asia to Afr -
Cities of the World Photo-QuizTest your knowledge of world geography! Can you identify the world's most famous cities from pictures of their landmarks or skylines? Is it Houston or Dallas?Identify 220 of the most famous global cities by looking at images of their iconic landmarks -
Chemical Substances: Chem-QuizMaster chemistry with Chemical Substances: Chem-Quiz, an engaging educational app designed to boost your knowledge of over 300 chemical substances. This app offers a comprehensive learning experience covering inorganic and organic compounds, all 118 chemical elements, and mixed compounds. Test you