| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,469 |
| Slavic Countries | 0 | - | 4.96 | 112,590 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,641 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,431 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,652 |
| The Only European Country ... | 0 | - | 4.91 | 219,855 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,968 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,943 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,888 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.85 | 35,688 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,905 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,902 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,518 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,875 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,618 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,141 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,393 |
| Europe Map Quiz | 0 | - | 5.00 | 4,796,048 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,978 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 28,110 |
| Moldova Country Quiz | 0 | - | 4.82 | 31,092 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 235,086 |
| Monarchies of Europe | 0 | - | 4.90 | 99,112 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,048 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,826 |
| European Countries with One Border | 0 | - | 4.97 | 184,143 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,855 |
| Ukraine Country Quiz | 0 | - | 4.43 | 48,085 |
| UK Immigration by Country | 0 | - | 4.94 | 141,974 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,209 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 201,116 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,156 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 128,059 |
| Countries That Border Russia | 0 | - | 4.98 | 465,158 |
| Countries Bordering France | 0 | - | 4.83 | 405,576 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,424 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,738 |
| Germany Country Quiz | 0 | - | 4.82 | 159,204 |
| Russia Country Quiz | 0 | - | 4.83 | 115,540 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,413 |
| Andorra Country Quiz | 0 | - | 4.91 | 32,042 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,340 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,558 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 93,017 |
| Countries of Africa | 0 | - | 5.00 | 2,567,271 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,768 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 38,241 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,425 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 90,437 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,868 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 103,525 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 99,359 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,512 |
| Countries Bordering Austria | 0 | - | 4.97 | 119,099 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,270 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,424 |
| Countries that Border Poland | 0 | - | 4.99 | 173,428 |
| Countries that Visit the UK the Most | 0 | - | 4.88 | 76,090 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,258 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,505 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,618 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,838 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,462 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,263,001 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,834 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,034,272 |
| Counties of England | 0 | - | 4.97 | 804,926 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,467 |
| Europe Capital to Country | 0 | - | 4.99 | 252,772 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,422 |
| European Capitals by Map | 0 | - | 4.99 | 142,780 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,217 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,470 |
| European Coastal Capitals | 0 | - | 4.95 | 91,575 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,927 |
| Countries of the Middle East | 0 | - | 4.96 | 203,427 |
| African Island Countries | 0 | - | 4.96 | 102,825 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,277 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 105,090 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,128 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,581 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 155,094 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,298 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,814 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,114 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 145,045 |
| 10 Southernmost Countries in Africa | 0 | - | 4.99 | 118,144 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,797 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,131 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,390 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,974 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,711 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,366 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,830 |
| Romania Country Quiz | 0 | - | 4.56 | 54,242 |
| Hungary Country Quiz | 0 | - | 4.49 | 43,876 |
| Czech Republic Country Quiz | 0 | - | 4.52 | 42,554 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,972 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,603 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,449 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,176 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 109,020 |
| Official Cities in the UK | 0 | - | 4.89 | 287,166 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,776 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,723 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,877 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,382 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,842 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,667 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,310 |
| Monarchies of Asia | 0 | - | 4.97 | 71,657 |
| Random European Flag to Country | 0 | - | 4.90 | 184,607 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,400 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,996 |
| The Only African Country ... | 0 | - | 4.99 | 129,873 |
| The Only American Country ... | 0 | - | 4.92 | 122,424 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,493 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,596 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,170 |
| Countries Closest to Africa | 0 | - | 4.96 | 158,085 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 72,183 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 54,048 |
| Lithuania Country Quiz | 0 | - | 4.63 | 31,863 |
| Latvia Country Quiz | 0 | - | 4.77 | 32,278 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,903 |
| States of Germany Map Quiz | 0 | - | 4.92 | 134,102 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,401 |
| UK Cities Map Quiz | 0 | - | 4.96 | 467,011 |
| Three Band Flags of Europe | 0 | - | 4.98 | 195,007 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,712 |
| Federal Subjects of Russia | 0 | - | 4.95 | 150,096 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,743 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,678 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 337,214 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,482 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,640 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 98,043 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,993 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 108,994 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 192,279 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,208 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 152,134 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,743 |
| Central American Countries | 0 | - | 4.98 | 157,648 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,730 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,639 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.61 | 102,915 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,236 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,276 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,321 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,561 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,968 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 93,028 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,218 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,677 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,983 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,495 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,848 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 66,065 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,247 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,533 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,579 |
| Countries Bordering the EU | 0 | - | 4.78 | 73,628 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 91,010 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,770 |
| Countries Closest to Australia | 0 | - | 4.99 | 168,058 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,830 |
| Countries Closest to Europe | 0 | - | 4.70 | 110,440 |
| Japan Country Quiz | 0 | - | 4.93 | 143,633 |
| Belarus Country Quiz | 0 | - | 4.74 | 27,506 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,315 |
| Slovakia Country Quiz | 0 | - | 4.64 | 30,937 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,192 |
| Bulgaria Country Quiz | 0 | - | 4.55 | 31,145 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,588 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,954 |
| Kenya Country Quiz | 0 | - | 4.86 | 35,105 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 187,113 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,522 |
| France Cities Map Quiz | 0 | - | 4.96 | 168,275 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 127,339 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,671 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 153,318 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 119,168 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,457,162 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 383,286 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,720 |
| Countries with Megacities | 0 | - | 4.99 | 268,298 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,349 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,447 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,698 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,558 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.89 | 114,694 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,422 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,938 |
| Most Forested European Countries | 0 | - | 4.80 | 75,780 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,729 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,671 |
| Which European Country - Multiple Choice | 0 | - | 4.51 | 84,651 |
| 10 Southernmost Countries in Europe | 0 | - | 4.02 | 71,012 |
