| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,183 |
| Slavic Countries | 0 | - | 4.96 | 110,791 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,124 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,796 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,391 |
| The Only European Country ... | 0 | - | 4.91 | 213,575 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,370 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,854 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,803 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,004 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,808 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,804 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,116 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,617 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,219 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,633 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,343 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,460 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,092 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,588 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,521 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,766 |
| Monarchies of Europe | 0 | - | 4.90 | 97,239 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,978 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,255 |
| European Countries with One Border | 0 | - | 4.97 | 181,507 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,023 |
| Ukraine Country Quiz | 0 | - | 4.42 | 47,275 |
| UK Immigration by Country | 0 | - | 4.94 | 139,518 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,696 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,131 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,185 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,053 |
| Countries That Border Russia | 0 | - | 4.98 | 458,644 |
| Countries Bordering France | 0 | - | 4.85 | 397,599 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,797 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,408 |
| Germany Country Quiz | 0 | - | 4.82 | 156,434 |
| Russia Country Quiz | 0 | - | 4.85 | 113,584 |
| Italy Country Quiz | 0 | - | 4.82 | 122,108 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,013 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,752 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,915 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,162 |
| Countries of Africa | 0 | - | 5.00 | 2,505,430 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,133 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 37,779 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,760 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 89,519 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,790 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,238 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,094 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,069 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,692 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,671 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,393 |
| Countries that Border Poland | 0 | - | 4.99 | 171,253 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,180 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,488 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,170 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,766 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,198 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,057 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,224,796 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,735 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,766 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,362 |
| Counties of England | 0 | - | 4.97 | 788,547 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,687 |
| Europe Capital to Country | 0 | - | 4.99 | 247,356 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,335 |
| European Capitals by Map | 0 | - | 4.99 | 136,026 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,091 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,542 |
| European Coastal Capitals | 0 | - | 4.95 | 89,676 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,610 |
| Countries of the Middle East | 0 | - | 4.96 | 198,758 |
| African Island Countries | 0 | - | 4.96 | 100,693 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,466 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,444 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,610 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,396 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,967 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,524 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,693 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,121 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,106 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,490 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,179 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,338 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,154 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,448 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,395 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,773 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,807 |
| Romania Country Quiz | 0 | - | 4.63 | 53,313 |
| Hungary Country Quiz | 0 | - | 4.49 | 42,991 |
| Czech Republic Country Quiz | 0 | - | 4.52 | 41,826 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,421 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,859 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,724 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,923 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,773 |
| Official Cities in the UK | 0 | - | 4.89 | 280,269 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,351 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,656 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,721 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,268 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,280 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,310 |
| Monarchies of Asia | 0 | - | 4.97 | 70,550 |
| Random European Flag to Country | 0 | - | 4.89 | 180,780 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,396 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,615 |
| The Only African Country ... | 0 | - | 4.99 | 128,293 |
| The Only American Country ... | 0 | - | 4.92 | 120,684 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,748 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,210 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,949 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,035 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,708 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,483 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,028 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,587 |
| Counties of England Map Quiz | 0 | - | 4.97 | 305,984 |
| UK Cities Map Quiz | 0 | - | 4.95 | 461,976 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,714 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,861 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,705 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,706 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,821 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,257 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,320 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,391 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,308 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,076 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,627 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,814 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,115 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,735 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,623 |
| Central American Countries | 0 | - | 4.98 | 154,944 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,570 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 101,209 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,096 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,807 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,101 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,314 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,177 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,021 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,750 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,727 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,395 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,144 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,461 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,348 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,068 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,106 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,428 |
| Countries Bordering the EU | 0 | - | 4.77 | 72,339 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,176 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,441 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,142 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,952 |
| Countries Closest to Europe | 0 | - | 4.70 | 109,419 |
| Japan Country Quiz | 0 | - | 4.92 | 141,137 |
| Belarus Country Quiz | 0 | - | 4.74 | 27,207 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,797 |
| Bulgaria Country Quiz | 0 | - | 4.55 | 30,646 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,279 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,000 |
| Syria Country Quiz | 0 | - | 4.81 | 32,273 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,463 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,547 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,273 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,088 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,074 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,889 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,001 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,151 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,927 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,356 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,922 |
| Countries with Megacities | 0 | - | 4.99 | 246,335 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,847 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,762 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,298 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,704 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,275 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,853 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,438 |
| Most Forested European Countries | 0 | - | 4.80 | 74,870 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,525 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,012 |
| Which European Country - Multiple Choice | 0 | - | 4.51 | 84,068 |
| 10 Southernmost Countries in Europe | 0 | - | 4.02 | 70,091 |
| France Country Quiz | 0 | - | 4.70 | 133,751 |
| Spain Country Quiz | 0 | - | 4.45 | 127,527 |
| Netherlands Country Quiz | 0 | - | 4.50 | 79,917 |
| Belgium Country Quiz | 0 | - | 4.70 | 71,179 |
