| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,354 |
| Countries That Border Russia | 0 | - | 4.98 | 460,749 |
| Russia Country Quiz | 0 | - | 4.85 | 114,155 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,569 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,651 |
| Europe Map Quiz | 0 | - | 5.00 | 4,750,516 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 88,956 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,600 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,032 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,369 |
| Federal Subjects of Russia | 0 | - | 4.95 | 145,835 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,711 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,997 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,129 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,597 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,208 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,576 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,164 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,246 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,056 |
| Name a City - European Countries | 0 | - | 4.91 | 65,050 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,239 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 37,933 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,581 |
| The Only European Country ... | 0 | - | 4.91 | 215,608 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 89,825 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,545 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,893 |
| Modern Day Countries of the Portuguese Empire on a Map | 0 | - | 4.56 | 51,542 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,020 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,164 |
| Countries that Border Poland | 0 | - | 4.99 | 171,929 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,645 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,600 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 129,824 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,237,470 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,368 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,824 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,763 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,707 |
| Counties of England | 0 | - | 4.97 | 793,710 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,716 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,661 |
| Europe Capital to Country | 0 | - | 4.99 | 249,260 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,393 |
| European Capitals by Map | 0 | - | 4.99 | 138,177 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,751 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,113 |
| European Coastal Capitals | 0 | - | 4.95 | 90,256 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,217 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,810 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,867 |
| Slavic Countries | 0 | - | 4.96 | 111,372 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,290 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,836 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,877 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,605 |
| Cities in European History #1 | 0 | - | 4.63 | 133,656 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 82,362 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,723 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,211 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,119 |
| Official Cities in the UK | 0 | - | 4.89 | 282,594 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,813 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,006 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,090 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,626 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,682 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,100 |
| Monarchies of Europe | 0 | - | 4.90 | 97,816 |
| Modern Day Countries of the Mughal Empire on a Map | 0 | - | 4.42 | 33,481 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,569 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,116 |
| European Countries with One Border | 0 | - | 4.97 | 182,324 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,162 |
| Countries Bordering France | 0 | - | 4.83 | 401,530 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,324 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,974 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,376 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,873 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,712 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,457 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,365 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,810 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,585 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,867 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,982 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,485 |
| UK Immigration by Country | 0 | - | 4.94 | 140,526 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,337 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,745 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,631 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,398 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,139 |
| Germany Country Quiz | 0 | - | 4.82 | 157,382 |
| Italy Country Quiz | 0 | - | 4.82 | 122,842 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,193 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,207 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,968 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,224 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,759 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,565 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,678 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,482 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,404 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,991 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,080 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,210 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,502 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,635 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,767 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 125,424 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,862 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,080 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,986 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,078 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,110 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,704 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,793 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,749 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,417 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,045 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,529 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,519 |
| Romania Country Quiz | 0 | - | 4.63 | 53,646 |
| Hungary Country Quiz | 0 | - | 4.49 | 43,279 |
| Czech Republic Country Quiz | 0 | - | 4.52 | 42,080 |
| Albania Country Quiz | 0 | - | 4.54 | 38,870 |
| Serbia Country Quiz | 0 | - | 4.44 | 34,943 |
| Ukraine Country Quiz | 0 | - | 4.42 | 47,562 |
| Counties of Ireland | 0 | - | 4.92 | 194,317 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,237 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,513 |
| World Capitals Closest to London | 0 | - | 4.87 | 110,150 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,569 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,853 |
| Which City in Europe? | 0 | - | 4.83 | 107,090 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,028 |
| Independence from Whom | 0 | - | 4.99 | 211,064 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,514 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,298 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,780 |
| Countries by Founding Story | 0 | - | 4.95 | 76,968 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,092 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,022 |
| Countries Closest to Iceland | 0 | - | 4.89 | 73,284 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,723 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,983 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,231 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,048 |
| Latvia Country Quiz | 0 | - | 4.75 | 31,929 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,576 |
| Malta Country Quiz | 0 | - | 4.81 | 30,971 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,445,229 |
| Oceania Map Quiz | 0 | - | 4.98 | 639,520 |
| Africa Map Quiz | 0 | - | 5.00 | 2,112,719 |
| Asia Map Quiz | 0 | - | 4.99 | 912,551 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,639 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,999 |
| Cities by Former Name | 0 | - | 4.84 | 91,348 |
| Africa Capitals Quiz | 0 | - | 4.99 | 734,685 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,157 |
| Recently Independent Countries | 0 | - | 4.98 | 158,591 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,437 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,443 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,347 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,441 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 150,102 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,976 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,527 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 144,072 |
| Random European Flag to Country | 0 | - | 4.89 | 181,769 |
| Countries by Former Name | 0 | - | 4.99 | 124,799 |
| Countries of Africa | 0 | - | 5.00 | 2,525,838 |
| Historical City to Country | 0 | - | 4.84 | 78,380 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,190 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,666 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,612 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,082 |
| United States Map Quiz | 0 | - | 4.98 | 4,150,585 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,353 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,409 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,502 |
| Australia Map Quiz | 0 | - | 4.95 | 343,551 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,128 |
| Rivers of the United States | 0 | - | 4.93 | 65,975 |
| African East Coast | 0 | - | 4.96 | 95,660 |
| Flags of Asia Quiz | 0 | - | 4.99 | 610,270 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,281 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,674 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,356 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,570 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,998 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,845 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,343 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,018,957 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,750 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,572 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,037 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,503 |
