| Slavic Countries | 0 | - | 4.96 | 110,879 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,225 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,055 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,613 |
| The Only European Country ... | 0 | - | 4.91 | 213,917 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,591 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,865 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,043 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,148 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,016 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,400 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,729 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,311 |
| Europe Map Quiz | 0 | - | 5.00 | 4,732,139 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,218 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,713 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,389 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,626 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,547 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,008 |
| Monarchies of Europe | 0 | - | 4.90 | 97,342 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,059 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,422 |
| European Countries with One Border | 0 | - | 4.97 | 181,660 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,558 |
| Countries That Border Russia | 0 | - | 4.98 | 458,979 |
| Countries Bordering France | 0 | - | 4.83 | 399,359 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,113 |
| UK Immigration by Country | 0 | - | 4.94 | 139,680 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,835 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,932 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,189 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,287 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,221 |
| Countries of Africa | 0 | - | 5.00 | 2,508,574 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,269 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,139 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,917 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,895 |
| Germany Country Quiz | 0 | - | 4.82 | 156,599 |
| Russia Country Quiz | 0 | - | 4.85 | 113,657 |
| Italy Country Quiz | 0 | - | 4.82 | 122,244 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,213 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,365 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 37,803 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 89,579 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,798 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,867 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,546 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,387 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,794 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,177 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,794 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,774 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,467 |
| Countries that Border Poland | 0 | - | 4.99 | 171,383 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,305 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,542 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,345 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,815 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,359 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,123 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,227,164 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,863 |
| Europe Capital to Country | 0 | - | 4.99 | 247,967 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,498 |
| European Capitals by Map | 0 | - | 4.99 | 136,339 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,216 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,648 |
| European Coastal Capitals | 0 | - | 4.95 | 89,794 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,886 |
| Countries of the Middle East | 0 | - | 4.96 | 198,968 |
| African Island Countries | 0 | - | 4.96 | 100,808 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,505 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,976 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,743 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,511 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,149 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,650 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,792 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,164 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,182 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,598 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,298 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,440 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,270 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,515 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,406 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,488 |
| Counties of England | 0 | - | 4.97 | 789,411 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,684 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,525 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,870 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,919 |
| Romania Country Quiz | 0 | - | 4.63 | 53,364 |
| Hungary Country Quiz | 0 | - | 4.49 | 43,049 |
| Czech Republic Country Quiz | 0 | - | 4.52 | 41,873 |
| Ukraine Country Quiz | 0 | - | 4.42 | 47,326 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,189 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,229 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,032 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,883 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,017 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,833 |
| Official Cities in the UK | 0 | - | 4.89 | 280,628 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,430 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,726 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,787 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,389 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,360 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,380 |
| Monarchies of Asia | 0 | - | 4.97 | 70,613 |
| Random European Flag to Country | 0 | - | 4.89 | 180,945 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,437 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,821 |
| The Only African Country ... | 0 | - | 4.99 | 128,383 |
| The Only American Country ... | 0 | - | 4.92 | 120,777 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,785 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,260 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,076 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,126 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,800 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,512 |
| Latvia Country Quiz | 0 | - | 4.75 | 31,778 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,188 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,732 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,137 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,903 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,982 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,044 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,845 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,981 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,325 |
| Countries with Megacities | 0 | - | 4.99 | 247,073 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,197 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,028 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,618 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,934 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,237 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,008 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,684 |
| Central American Countries | 0 | - | 4.98 | 155,080 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,672 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 101,275 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,392 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,596 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,300 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,876 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,999 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,496 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,380 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,267 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,102 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,818 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,785 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,472 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,231 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,504 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,392 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,074 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,138 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,381 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,508 |
| Countries Bordering the EU | 0 | - | 4.77 | 72,443 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,169 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,229 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,526 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,221 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,989 |
| Countries Closest to Europe | 0 | - | 4.70 | 109,473 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,695 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,946 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,075 |
| Japan Country Quiz | 0 | - | 4.92 | 141,296 |
| Belarus Country Quiz | 0 | - | 4.74 | 27,226 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,825 |
| Slovakia Country Quiz | 0 | - | 4.64 | 30,441 |
| Bulgaria Country Quiz | 0 | - | 4.55 | 30,672 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,299 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,057 |
| Syria Country Quiz | 0 | - | 4.81 | 32,343 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,354 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,499 |
| Palau Country Quiz | 0 | - | 4.89 | 22,846 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,676 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,423 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,234 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,172 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,972 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,107 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,327 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,322 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,715 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,313 |
| 10 Southernmost Countries in Europe | 0 | - | 4.02 | 70,129 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,806 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,470 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,665 |
| Asia Map Quiz | 0 | - | 4.99 | 907,219 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,279 |
