| Countries That Use the Euro | 0 | - | 4.96 | 103,018 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,579 |
| The Only European Country ... | 0 | - | 4.91 | 213,870 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,560 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,103 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,892 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,362 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,274 |
| Slavic Countries | 0 | - | 4.96 | 110,867 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,723 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,296 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,697 |
| Counties of England | 0 | - | 4.97 | 789,275 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,987 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,216 |
| Monarchies of Europe | 0 | - | 4.90 | 97,332 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,046 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,405 |
| European Countries with One Border | 0 | - | 4.97 | 181,643 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,537 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,930 |
| Countries That Border Russia | 0 | - | 4.98 | 458,943 |
| Countries Bordering France | 0 | - | 4.83 | 399,190 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,077 |
| UK Immigration by Country | 0 | - | 4.94 | 139,659 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,823 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,899 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,167 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,269 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,214 |
| Countries of Africa | 0 | - | 5.00 | 2,508,168 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,256 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,124 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,832 |
| Germany Country Quiz | 0 | - | 4.82 | 156,565 |
| Russia Country Quiz | 0 | - | 4.85 | 113,647 |
| Italy Country Quiz | 0 | - | 4.82 | 122,222 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,166 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,857 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,040 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,650 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,395 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,324 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,795 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,861 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,513 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,356 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,785 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,162 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,704 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,784 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,763 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,459 |
| Countries that Border Poland | 0 | - | 4.99 | 171,364 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,285 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,538 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,320 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,382 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,808 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,344 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,113 |
| Counties of Ireland | 0 | - | 4.92 | 193,095 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,638 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,226,876 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,831 |
| Europe Capital to Country | 0 | - | 4.99 | 247,936 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,473 |
| European Capitals by Map | 0 | - | 4.99 | 136,303 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,203 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,627 |
| European Coastal Capitals | 0 | - | 4.95 | 89,771 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,841 |
| Countries of the Middle East | 0 | - | 4.96 | 198,945 |
| African Island Countries | 0 | - | 4.96 | 100,800 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,500 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,808 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,722 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,502 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,129 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,638 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,775 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,159 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,170 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,584 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,286 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,427 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,259 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,509 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,620 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,543 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,402 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,478 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,207 |
| Australian States and Territories | 0 | - | 4.96 | 140,917 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,646 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,500 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,862 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,909 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,008 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,186 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,012 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,870 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,997 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,831 |
| Official Cities in the UK | 0 | - | 4.89 | 280,573 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,417 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,713 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,776 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,369 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,352 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,374 |
| Monarchies of Asia | 0 | - | 4.97 | 70,611 |
| Random European Flag to Country | 0 | - | 4.89 | 180,924 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,434 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,802 |
| The Only African Country ... | 0 | - | 4.99 | 128,371 |
| The Only American Country ... | 0 | - | 4.92 | 120,766 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,782 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,257 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,058 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,913 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,117 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,787 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,506 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,154 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,697 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,108 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,874 |
| Regions of Italy | 0 | - | 4.92 | 74,734 |
| Provinces of China | 0 | - | 4.97 | 200,168 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,362 |
| States of Germany | 0 | - | 4.96 | 150,088 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,824 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,961 |
| US States Quiz | 0 | - | 5.00 | 16,702,758 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,250 |
| Countries with Megacities | 0 | - | 4.99 | 246,956 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,141 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,986 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,557 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,880 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,214 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,964 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,671 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 37,801 |
| Central American Countries | 0 | - | 4.98 | 155,067 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,667 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 101,269 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,384 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,577 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,281 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,869 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 89,573 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,955 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,484 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,368 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,258 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,093 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,809 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,779 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,462 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,220 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,497 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,380 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,071 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,134 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,374 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,499 |
| Countries Bordering the EU | 0 | - | 4.77 | 72,433 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,154 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,223 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,515 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,207 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,982 |
| Countries Closest to Europe | 0 | - | 4.70 | 109,466 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,686 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,928 |
| Japan Country Quiz | 0 | - | 4.92 | 141,271 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,824 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,297 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,048 |
| Syria Country Quiz | 0 | - | 4.81 | 32,326 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,491 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 92,785 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,211 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,160 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,957 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,089 |
| Departments of France | 0 | - | 4.93 | 52,840 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,301 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,153 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,662 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,310 |
| 10 Southernmost Countries in Europe | 0 | - | 4.02 | 70,126 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,547 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,372 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,470 |
| Asia Map Quiz | 0 | - | 4.99 | 907,121 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,231 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,200 |
