| Countries Bordering Serbia | 0 | - | 4.96 | 93,110 |
| Countries That Border Russia | 0 | - | 4.98 | 464,558 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,864 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,191 |
| The Only European Country ... | 0 | - | 4.91 | 219,114 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,569 |
| Russia Country Quiz | 0 | - | 4.83 | 115,328 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,919 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,190 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,874 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,206 |
| Slavic Countries | 0 | - | 4.96 | 112,397 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,912 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,562 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,099 |
| Countries that Border Poland | 0 | - | 4.99 | 173,194 |
| Europe Map Quiz | 0 | - | 5.00 | 4,788,970 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,569 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,481 |
| Monarchies of Europe | 0 | - | 4.90 | 98,893 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,836 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,550 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,484 |
| European Countries with One Border | 0 | - | 4.97 | 183,832 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,567 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,623 |
| Serbia Country Quiz | 0 | - | 4.44 | 35,217 |
| UK Immigration by Country | 0 | - | 4.94 | 141,745 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,948 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,751 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,920 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,820 |
| Countries Bordering France | 0 | - | 4.83 | 404,975 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,911 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,726 |
| Germany Country Quiz | 0 | - | 4.82 | 158,865 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,046 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,757 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,596 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,942 |
| Countries of Africa | 0 | - | 5.00 | 2,560,758 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,286 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,974 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,362 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,004 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,743 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,936 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,700 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,257 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,016 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,957 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,264 |
| Countries that Visit the UK the Most | 0 | - | 4.88 | 75,877 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,155 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,154 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,283 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,489 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,412 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,325 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 28,050 |
| Moldova Country Quiz | 0 | - | 4.82 | 31,033 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,258,604 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,108 |
| Europe Capital to Country | 0 | - | 4.99 | 252,162 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,023 |
| European Capitals by Map | 0 | - | 4.99 | 142,164 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,906 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,211 |
| European Coastal Capitals | 0 | - | 4.95 | 91,338 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,841 |
| Countries of the Middle East | 0 | - | 4.96 | 202,987 |
| African Island Countries | 0 | - | 4.96 | 102,530 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,190 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,803 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,689 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,031,842 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,849 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,340 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,686 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,623 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,567 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,995 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,846 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,825 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,380 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,942 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,182 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 39,820 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,170 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,791 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,810 |
| Counties of England | 0 | - | 4.97 | 803,121 |
| Random European Flag to Country | 0 | - | 4.90 | 184,282 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,825 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 72,031 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 54,004 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,505 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,157 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,882 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,918 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,884 |
| Official Cities in the UK | 0 | - | 4.89 | 286,352 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,601 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,596 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,730 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,130 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,688 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,530 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,130 |
| Monarchies of Asia | 0 | - | 4.97 | 71,516 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,297 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,560 |
| The Only African Country ... | 0 | - | 4.99 | 129,691 |
| The Only American Country ... | 0 | - | 4.92 | 122,228 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,389 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,376 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,883 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,858 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,669 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,825 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,085 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,624 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,536 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,493 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,404 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,644 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 38,198 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 102,760 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,360 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 90,346 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,361 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,989 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,216 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,478 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,895 |
| Countries Bordering the EU | 0 | - | 4.78 | 73,538 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,824 |
| Countries Closest to Europe | 0 | - | 4.70 | 110,327 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,832 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 192,034 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,960 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,318 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,578 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.89 | 112,337 |
| Central American Countries | 0 | - | 4.98 | 157,370 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,615 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,434 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,004 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,112 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,564 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,363 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,366 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,860 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,060 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,592 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,838 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,358 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,763 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,476 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,908 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,620 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,842 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,729 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,656 |
| Japan Country Quiz | 0 | - | 4.93 | 143,361 |
| Poland Country Quiz | 0 | - | 4.20 | 63,742 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,263 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,092 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,553 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,832 |
| Kenya Country Quiz | 0 | - | 4.86 | 35,015 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,887 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,264 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,835 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 127,088 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,514 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 153,075 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,812 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,454,459 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,572 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,225 |
| Countries with Megacities | 0 | - | 4.99 | 267,254 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,910 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,173 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,223 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,285 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,827 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,096 |
| Random European Capital to Country | 0 | - | 4.98 | 192,173 |
| Random European Country to Capital | 0 | - | 4.93 | 165,945 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,998 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,456 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,371 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,577 |
| Most Forested European Countries | 0 | - | 4.80 | 75,690 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,614 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,696 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,711 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,601 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 73,041 |
