| Slavic Countries | 0 | - | 4.96 | 112,493 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,571 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,186 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,466 |
| The Only European Country ... | 0 | - | 4.91 | 219,536 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,803 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,824 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,631 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,605 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,048 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,220 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,762 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,520 |
| Europe Map Quiz | 0 | - | 5.00 | 4,792,835 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,907 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,092 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,345 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 28,086 |
| Moldova Country Quiz | 0 | - | 4.82 | 31,061 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,902 |
| Monarchies of Europe | 0 | - | 4.90 | 99,022 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,973 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,711 |
| European Countries with One Border | 0 | - | 4.97 | 184,007 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,716 |
| Countries That Border Russia | 0 | - | 4.98 | 464,880 |
| Countries Bordering France | 0 | - | 4.83 | 405,314 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,208 |
| UK Immigration by Country | 0 | - | 4.94 | 141,882 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,238 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,094 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,310 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,958 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,982 |
| Countries of Africa | 0 | - | 5.00 | 2,564,379 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,049 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,934 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,902 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,319 |
| Germany Country Quiz | 0 | - | 4.82 | 159,035 |
| Russia Country Quiz | 0 | - | 4.83 | 115,427 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,239 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,984 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,559 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 38,221 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 90,403 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,395 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,817 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 103,233 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 99,078 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,772 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,412 |
| Countries Bordering Austria | 0 | - | 4.97 | 119,031 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,200 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,352 |
| Countries that Border Poland | 0 | - | 4.99 | 173,331 |
| Countries that Visit the UK the Most | 0 | - | 4.88 | 75,989 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,209 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,356 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,557 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,626 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,410 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,261,136 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,341 |
| Europe Capital to Country | 0 | - | 4.99 | 252,562 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,270 |
| European Capitals by Map | 0 | - | 4.99 | 142,508 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,119 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,378 |
| European Coastal Capitals | 0 | - | 4.95 | 91,486 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,252 |
| Countries of the Middle East | 0 | - | 4.96 | 203,243 |
| African Island Countries | 0 | - | 4.96 | 102,725 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,239 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,160 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,995 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,472 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,946 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,136 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,714 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,073 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,964 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,050 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,678 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,070 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,308 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,428 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,900 |
| Counties of England | 0 | - | 4.97 | 804,118 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,972 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,615 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,279 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,735 |
| Romania Country Quiz | 0 | - | 4.63 | 54,204 |
| Hungary Country Quiz | 0 | - | 4.49 | 43,830 |
| Czech Republic Country Quiz | 0 | - | 4.52 | 42,503 |
| Ukraine Country Quiz | 0 | - | 4.43 | 48,042 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,586 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,810 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,434 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,270 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,085 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,967 |
| Official Cities in the UK | 0 | - | 4.89 | 286,835 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,715 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,658 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,813 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,269 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,767 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,609 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,246 |
| Monarchies of Asia | 0 | - | 4.97 | 71,600 |
| Random European Flag to Country | 0 | - | 4.90 | 184,453 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,349 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,803 |
| The Only African Country ... | 0 | - | 4.99 | 129,787 |
| The Only American Country ... | 0 | - | 4.92 | 122,339 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,442 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,557 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,058 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,977 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 72,115 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 54,027 |
| Lithuania Country Quiz | 0 | - | 4.63 | 31,828 |
| Latvia Country Quiz | 0 | - | 4.77 | 32,240 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,797 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,963 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,258 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,834 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,617 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,904 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,603 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,539 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,490 |
| Countries with Megacities | 0 | - | 4.99 | 267,830 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,138 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,335 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,467 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,431 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,112 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,786 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,682 |
| Central American Countries | 0 | - | 4.98 | 157,528 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,690 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,549 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.61 | 102,851 |
| Biggest Roman Empire Countries | 0 | - | 4.88 | 102,435 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,762 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,126 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,202 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,983 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,529 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,478 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,706 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,942 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,140 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,642 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,927 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,425 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,810 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 66,035 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,242 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,514 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,970 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,531 |
| Countries Bordering the EU | 0 | - | 4.78 | 73,589 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,908 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,944 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,691 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,939 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,782 |
| Countries Closest to Europe | 0 | - | 4.70 | 110,388 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 108,927 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 192,162 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,936 |
| Japan Country Quiz | 0 | - | 4.93 | 143,506 |
| Belarus Country Quiz | 0 | - | 4.74 | 27,489 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,289 |
| Slovakia Country Quiz | 0 | - | 4.64 | 30,910 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,132 |
| Bulgaria Country Quiz | 0 | - | 4.55 | 31,115 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,562 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,906 |
| Syria Country Quiz | 0 | - | 4.80 | 33,106 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,636 |
| Kenya Country Quiz | 0 | - | 4.86 | 35,065 |
| Palau Country Quiz | 0 | - | 4.89 | 23,163 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 187,016 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,407 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,982 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 127,218 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,603 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 153,204 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 119,020 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,981 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,966 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.89 | 114,385 |
| 10 Southernmost Countries in Europe | 0 | - | 4.02 | 70,971 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,337 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,250 |
