| Taken | Quiz |
|---|
| 1,939 | Russian Premier League Top 4 |
| 1,928 | Provinces (Voivodeships) of the Polish-Lithuanian Commonwealth with a Map |
| 1,920 | Countries Closest to Yugoslavia |
| 1,916 | Provinces of Poland |
| 1,892 | Capitals of former Yugoslavian countries |
| 1,893 | Military Invasions and Occupations by the Soviet Union |
| 1,885 | Croatia Country Quiz |
| 1,853 | Cyrillic letters and their Latin equivalences |
| 1,849 | Countries that Formed the Soviet Union |
| 1,842 | All 50k+ Cities in Croatia with a Map |
| 1,836 | Yugoslavian Countries Today (Europe Map) |
| 1,834 | All 50k+ Cities in Albania with a Map |
| 1,825 | Most Visited Countries by Russians |
| 1,818 | All 50k+ Cities in Belarus with a Map |
| 1,812 | Top 10 biggest cities in Romania on a Map |
| 1,804 | Every 100k+ European Russian City on a Map |
| 1,774 | Counties of Romania |
| 1,760 | Countries Closest to Kosovo |
| 1,738 | Former USSR Cities over 1 Million Population |
| 1,727 | Cities in Montenegro |
| 1,720 | All Polish LEC / EU LCS Players |
| 1,711 | Russian Revolution |
| 1,697 | Countries that Boycotted the 1980 Moscow Olympics |
| 1,681 | Countries Closest to Estonia |
| 1,680 | Albanian-speaking countries |
| 1,679 | Serbian Empire And Present Day Countries - Serbian History |
| 1,664 | Top 100 Biggest Cities In Balkan Countries |
| 1,655 | Hungary Country Quiz |
| 1,652 | All 50k+ Cities in Slovakia with a Map |
| 1,625 | Biggest Cities in the Former Soviet Union |
| 1,616 | Countries closest to Serbia |
| 1,614 | Languages of Ukraine on a Map |
| 1,606 | Languages of Slovakia (with map) |
| 1,602 | Districts Of Kosovo On A Map |
| 1,602 | Ethnic groups of Romania according to the 1930 census |
| 1,580 | Belarus... or Ukraine? |
| 1,576 | Romania Country Quiz |
| 1,575 | Cities of Ukraine |
| 1,566 | Languages of Serbia Quiz (with map) |
| 1,542 | Countries Closest to Bulgaria |
| 1,531 | Countries that Bordered the Russian Empire in 1905 on a Map |
| 1,528 | Countries Closest to Serbia |
| 1,518 | Biggest Trading Partners - Serbia |
| 1,516 | Russian Geography on a Map |
| 1,515 | Countries of the Russian Empire |
| 1,501 | What countries border Latvia? |
| 1,496 | Random Serbian Words |
| 1,497 | Croatia Football Team World Cup Starting XI |
| 1,495 | All 50k+ Cities in the Czech Republic with a Map |
| 1,491 | USSR Leaders |
| 1,492 | 30 Biggest Cities in Bosnia and Herzegovina |
| 1,485 | Biggest Slavic Cities |
| 1,485 | Languages of Kosovo (with map) |
| 1,480 | Languages of Albania Quiz (with map) |
| 1,466 | Belarus Country Quiz |
| 1,458 | Countries mentioned in the Wikipedia Page of Russia |
| 1,445 | Biggest islands in Croatia |
| 1,438 | Capitals of the Former Soviet Union Countries |
| 1,437 | Poland Euro 2012 Squad |
| 1,422 | Regions (krajs) of Czech Republic |
| 1,423 | Ukrainian Refugees by Country |
| 1,408 | Counties of Albania Map Quiz |
| 1,399 | Ukraine A-Z |
| 1,399 | Biggest Cities in Latvia |
| 1,399 | Poland Country Quiz |
| 1,389 | Click to Translate - Czech |
| 1,381 | Capitals of the Balkans - Map Quiz |
| 1,380 | Serbia country quiz |
| 1,377 | Slavic Ethnic Groups |
| 1,371 | Kings of Poland |
| 1,368 | Monarchs of Hungary |
| 1,359 | Every 100k+ City in Poland on a Map |
| 1,347 | Rivers of Russia |
| 1,337 | Countries Closest to Moldova |
| 1,335 | Languages of Montenegro Quiz (with map) |
| 1,329 | Largest Cities in the Baltic States on a Map |
| 1,325 | Bulgaria Immigration by Country |
| 1,321 | Ukraine Immigration by Country |
| 1,319 | Countries Bordering Russia - Map Quiz |
| 1,315 | Ethnic Groups In The Soviet Union |
| 1,307 | Every 100k+ City in Ukraine on a Map |
| 1,303 | Lithuanian cities |
| 1,299 | Countries Kraków has been in |
| 1,297 | Municipalities of Croatia on a Map |
| 1,294 | Most Populous Cities in North Macedonia |
| 1,284 | Every 250K+ City In Russia On A Map |
| 1,275 | 50 Biggest Cities in the Balkan Peninsula on a Map |
| 1,275 | Former USSR State Capitals |
| 1,273 | Countries Closest to Latvia |
| 1,262 | Random Czech Words |
| 1,253 | Diaspora-Serbia |
| 1,237 | Slovakia Immigration by Country |
| 1,229 | TV Shows by Scene - Picture Quiz |
| 1,224 | Alphabet of Croatian famous people |
| 1,225 | Municipalities of Bulgaria on a Map |
| 1,219 | Biggest Trading Partners - Poland |
| 1,220 | All Slovak cities quiz |
| 1,201 | Subdivisions of the Kingdom of Hungary in 1490 with a Map |
| 1,195 | Countries Closest to Slovakia |
| 1,187 | Languages of Croatia Quiz (with map) |
| 1,181 | Geography of the Soviet Union |
| 1,178 | Estonia Country Quiz |
| 1,178 | Serbia 2022 FIFA World Cup Squad |
| 1,175 | Poland 2022 FIFA World Cup Squad |
| 1,170 | Poland 2018 FIFA World Cup Squad |
| 1,169 | Biggest Cities in Albania Quiz |
| 1,152 | Successor countries of the Austro-Hungarian Empire |
| 1,145 | Bulgaria Country Trivia Quiz |
| 1,142 | Biggest Cities in Slovenia on a Map |
| 1,144 | Biggest Trading Partners - Romania |
| 1,135 | Countries Russia and the Soviets Invaded, Occupied or Fought |
| 1,136 | Famous Football Players Picture Quiz - Serbia |
| 1,132 | Raions of Ukraine on a Map |
| 1,131 | The Soviet Union (USSR) |
| 1,124 | Popular Serbian and Croatian Male Names |
| 1,115 | 50 Biggest Cities in Czech Republic Map Quiz |
| 1,114 | States of the Kievan Rus' in 1230 with a Map |
| 1,111 | 2018 World Cup - Russian Host Cities (with a map) |
| 1,109 | Biggest Cities in Yugoslavia (with map) |
| 1,110 | Most Visited Countries by Bulgarians |
| 1,100 | Serbia Country Quiz |
| 1,093 | Countries that Visit Slovakia the Most |
| 1,089 | Counties of Hungary (With a Map) |
| 1,088 | Countries Closest to Lithuania |
| 1,086 | Yugoslavia country quiz |
| 1,080 | Hungary by Picture |
| 1,079 | Czech Republic Immigration by Country |
| 1,074 | Biggest lost and gained cities by Poland after WW2 |
| 1,074 | Geographically Eastern Europe |
| 1,075 | Ekstraklasa Champions |
| 1,072 | Languages of Slovenia Quiz (with map) |
| 1,069 | Croatia World Cup 2014 squad |
| 1,063 | Biggest city in the Lesser Poland Voivodeship (Największe miasta małopolski) |
| 1,063 | Click the Country - Eastern Europe |
| 1,042 | Republics of Russia |
| 1,042 | Biggest Cities in Russia (With a Map) |
| 1,036 | Countries Mentioned in the Wikipedia Page of Poland |
| 1,036 | Croatia Euro 2020 Squad |
| 1,035 | Hungary Country Quiz |
| 1,033 | Biggest Cities In Russia - Extreme |
| 1,032 | History of Poland Quiz |
| 1,028 | The Flag of Russia Timeline Map Quiz |
| 1,029 | Famous Polish People on Pictures |
| 1,023 | Click to Translate - Croatian |
| 1,015 | North Macedonia Country Quiz |
| 1,014 | All Countries that Ever Conquered Moscow |
| 1,007 | Counties (Županije) of Croatia |
| 1,007 | Modern-Day Countries of the Polish-Lithuanian Commonwealth |
| 1,004 | Most Visited Countries by the Czech |
| 1,006 | Croatian rivers |
| 1,002 | Russian Groups of Things |
| 999 | Belgrade City Quiz |
| 996 | History of Ukraine Quiz |
| 995 | Allies of Russia in the Russia-Ukraine War |
| 992 | Most military aid pledged to Ukraine as a percentage of GDP |
| 990 | Click to Translate - Ukrainian |
| 985 | Romania Country Quiz |
| 982 | Former Municipalities of Latvia with a Map |
| 979 | Countries Closest to Bulgaria - One Minute Sprint |
| 979 | Biggest Slavic Cities With An Exception |
| 978 | Countries inside the shape of Russia on a World Map |
| 977 | Municipalities of Estonia on a Map |
| 975 | Kosovo Country Quiz |
| 970 | Counties of Hungary |
| 962 | Biggest Cities in Czechia with a Map (extreme) |
| 948 | Croatia 1998 squad |
| 947 | The United Kingdom... or Ukraine? |
| 941 | Countries Closest to Russia A-Z |
| 936 | Baltic Sea General Knowledge |
| 932 | Every 100k+ Eastern European City on a Map with Exceptions |
| 932 | Polish football (soccer) Ekstraklasa champions (2001-2016) |
| 928 | Click to Translate - Bulgarian |
| 918 | Countries that do NOT recognize Kosovo's independence |
| 912 | Counties (Powiats) of the Polish-Lithuanian Commonwealth on a Map |
| 908 | Countries Closest to Poland - Map Quiz |
| 906 | WWII Tanks - Soviet Union |
| 905 | Balkan Geography Quiz |
| 903 | Chernobyl Quiz |
| 895 | Countries Closest to Montenegro |
| 894 | Municipalities/Cities of Serbia |
| 895 | All Districts of Slovakia on the Map |
| 892 | Biggest Cities in the Balkans on a Map |
| 890 | Click to Translate - Albanian |
| 885 | Russian Geography A-Z |
| 882 | Countries Closest to Russia (with a map) |
| 880 | Biggest Cities in Modern-Day Soviet Union with an Exception |
| 882 | Famous Football Players Picture Quiz - Croatia |
| 879 | Countries Visiting Bosnia and Herzegovina the Most |
| 878 | Largest cities of Eastern Europe on a Map |
| 877 | Russian Monarchs Quiz |
| 878 | Countries Closest to North Macedonia |
| 870 | Capitals of Russian Federal Subjects |
| 866 | Countries bordering Romania |
| 866 | Oblasts of Ukraine - Map Quiz |
| 864 | Closest Countries to Romania |
| 863 | Counties of Estonia Map Quiz |
