| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,464 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,163 |
| Slavic Countries | 0 | - | 4.96 | 112,355 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,756 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,076 |
| The Only European Country ... | 0 | - | 4.91 | 218,954 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,481 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,732 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,578 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,492 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,944 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,722 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,494 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,035 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,999 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,249 |
| Europe Map Quiz | 0 | - | 5.00 | 4,787,513 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,776 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 28,039 |
| Moldova Country Quiz | 0 | - | 4.82 | 31,023 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,390 |
| Monarchies of Europe | 0 | - | 4.90 | 98,858 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,504 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,469 |
| European Countries with One Border | 0 | - | 4.97 | 183,771 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,507 |
| UK Immigration by Country | 0 | - | 4.94 | 141,698 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,826 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,674 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,864 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,773 |
| Countries That Border Russia | 0 | - | 4.98 | 464,460 |
| Countries Bordering France | 0 | - | 4.83 | 404,855 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,804 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,804 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,571 |
| Germany Country Quiz | 0 | - | 4.82 | 158,816 |
| Russia Country Quiz | 0 | - | 4.83 | 115,300 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,973 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,931 |
| Countries of Africa | 0 | - | 5.00 | 2,559,253 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,198 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,841 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 38,185 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,349 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,904 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 90,332 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,719 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,906 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,808 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,594 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,181 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,938 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,077 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,248 |
| Countries that Border Poland | 0 | - | 4.99 | 173,152 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,834 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,143 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,101 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,463 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,364 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,294 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,257,702 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,045 |
| Europe Capital to Country | 0 | - | 4.99 | 252,040 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,949 |
| European Capitals by Map | 0 | - | 4.99 | 142,043 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,853 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,167 |
| European Coastal Capitals | 0 | - | 4.95 | 91,296 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,750 |
| Countries of the Middle East | 0 | - | 4.96 | 202,920 |
| African Island Countries | 0 | - | 4.96 | 102,426 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,167 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,687 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,672 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,031,218 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,802 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,306 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,585 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,335 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,508 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,948 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,778 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,706 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,255 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,905 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,135 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,115 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,439 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,138 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,586 |
| Romania Country Quiz | 0 | - | 4.63 | 54,128 |
| Hungary Country Quiz | 0 | - | 4.49 | 43,775 |
| Czech Republic Country Quiz | 0 | - | 4.52 | 42,450 |
| Ukraine Country Quiz | 0 | - | 4.43 | 47,977 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,755 |
| Counties of England | 0 | - | 4.97 | 802,747 |
| Random European Flag to Country | 0 | - | 4.90 | 184,191 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 72,006 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,988 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,402 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,021 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,690 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,848 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,835 |
| Official Cities in the UK | 0 | - | 4.89 | 286,186 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,573 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,574 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,700 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,080 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,656 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,491 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,085 |
| Monarchies of Asia | 0 | - | 4.97 | 71,496 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,281 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,472 |
| The Only African Country ... | 0 | - | 4.99 | 129,646 |
| The Only American Country ... | 0 | - | 4.92 | 122,208 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,375 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,274 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,819 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,813 |
| Lithuania Country Quiz | 0 | - | 4.63 | 31,790 |
| Latvia Country Quiz | 0 | - | 4.77 | 32,201 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,622 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,780 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,000 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,555 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,515 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,443 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,460 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,347 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,309 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 102,736 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,308 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,280 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,971 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,210 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,467 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,853 |
| Countries Bordering the EU | 0 | - | 4.78 | 73,518 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,783 |
| Countries Closest to Europe | 0 | - | 4.70 | 110,308 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,804 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,986 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,913 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,143 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,553 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 107,155 |
| Central American Countries | 0 | - | 4.98 | 157,322 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,583 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,390 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 97,962 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,089 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,421 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,320 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,235 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,825 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,028 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,564 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,796 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,331 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,732 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,457 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,896 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,593 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,806 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,716 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,767 |
| Japan Country Quiz | 0 | - | 4.93 | 143,317 |
| Belarus Country Quiz | 0 | - | 4.74 | 27,468 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,249 |
| Slovakia Country Quiz | 0 | - | 4.64 | 30,874 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,081 |
| Bulgaria Country Quiz | 0 | - | 4.55 | 31,069 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,549 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,809 |
| Syria Country Quiz | 0 | - | 4.80 | 33,047 |
| Kenya Country Quiz | 0 | - | 4.86 | 35,001 |
| Palau Country Quiz | 0 | - | 4.89 | 23,142 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,849 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,204 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,778 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 127,056 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,469 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 153,031 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,724 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,453,967 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,448 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,119 |
| Countries with Megacities | 0 | - | 4.99 | 267,043 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,816 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,117 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,134 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,225 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,813 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,053 |
| Random European Capital to Country | 0 | - | 4.98 | 192,120 |
| Random European Country to Capital | 0 | - | 4.93 | 165,873 |
