| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,476 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,016,553 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,136 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,085 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,179 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,660 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,847 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,628 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,695 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,547 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,791 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,637 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,534 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,398 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,304 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,994 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,426 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,300 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,853 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,441 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,804 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,208 |
| Central American Countries | 0 | - | 4.98 | 155,472 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,213 |
| The Only European Country ... | 0 | - | 4.91 | 214,962 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,965 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,213 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,435 |
| Countries of Africa | 0 | - | 5.00 | 2,519,147 |
| United States Map Quiz | 0 | - | 4.98 | 4,147,557 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,133 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,110 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,045 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,256 |
| Countries of the Middle East | 0 | - | 4.96 | 199,747 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,669 |
| Slavic Countries | 0 | - | 4.96 | 111,190 |
| African Island Countries | 0 | - | 4.96 | 101,107 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,654 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,235 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,916 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,677 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,631 |
| South America Map Quiz | 0 | - | 5.00 | 1,544,076 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,756 |
| North America Map Quiz | 0 | - | 4.98 | 246,260 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,625 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,499 |
| 10 Westernmost Countries in Asia | 0 | - | 4.69 | 70,963 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,640 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,066 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,490 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,728 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,701 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,709 |
| Monarchies of Europe | 0 | - | 4.90 | 97,654 |
| Monarchies of Asia | 0 | - | 4.97 | 70,799 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,601 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,559 |
| The Only African Country ... | 0 | - | 4.98 | 128,673 |
| The Only American Country ... | 0 | - | 4.92 | 121,131 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,902 |
| European Countries with One Border | 0 | - | 4.97 | 182,060 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,924 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,681 |
| Europe Map Quiz | 0 | - | 5.00 | 4,743,893 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,334 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,132 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,416 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,177 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,224 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,163 |
| Countries with Megacities | 0 | - | 4.99 | 248,704 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,026 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,481 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,394 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,430 |
| UK Immigration by Country | 0 | - | 4.94 | 140,049 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,929 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,971 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,377 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 76,103 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,640 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,131 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,083 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,980 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,718 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 118,922 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,410 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,064 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,949 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,710 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,481 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,568 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,443 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.75 | 41,177 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,665 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.73 | 65,517 |
| Ten Highest HDI Countries in Africa | 0 | - | 4.70 | 67,772 |
| Ten Highest HDI Countries in Asia | 0 | - | 4.45 | 54,710 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,110 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,201 |
| Countries That Border Russia | 0 | - | 4.98 | 460,177 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,690 |
| Countries Bordering France | 0 | - | 4.83 | 400,961 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,880 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,363 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,730 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,515 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,135 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,416 |
| Germany Country Quiz | 0 | - | 4.82 | 157,104 |
| Russia Country Quiz | 0 | - | 4.85 | 113,995 |
| Italy Country Quiz | 0 | - | 4.82 | 122,615 |
| Japan Country Quiz | 0 | - | 4.92 | 141,834 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,830 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,056 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,908 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,170 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,354 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,666 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,487 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,439,304 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,685 |
| 10 Southernmost Countries in Europe | 0 | - | 4.02 | 70,239 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,648 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,121 |
| Africa Map Quiz | 0 | - | 5.00 | 2,109,899 |
| Asia Map Quiz | 0 | - | 4.99 | 910,400 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,382 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,268 |
| Random European Capital to Country | 0 | - | 4.98 | 189,712 |
| Random European Country to Capital | 0 | - | 4.92 | 147,811 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,618 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,747 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,518 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,915 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,063 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,181 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 96,276 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,420 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,415 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,268 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,962 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,578 |
| Every European Country Shape | 0 | - | 4.96 | 200,753 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,961 |
| Every African Country Shape | 0 | - | 4.90 | 86,538 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 81,531 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,478 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,703 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,934 |
| Countries Bordering India | 0 | - | 4.98 | 163,169 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,907 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,004 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,012 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,985 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,328 |
| Countries that Border China | 0 | - | 4.96 | 262,419 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,049 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,657 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,249 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,370 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,034 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,361 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,765 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,616 |
| Countries that Border Poland | 0 | - | 4.99 | 171,732 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,935 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,201 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,146 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,884 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,609 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,162 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,681 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,164 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,541 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,673 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,958 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,172 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,216 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,677 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,855 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,992 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,649 |
| Countries Closest to India | 0 | - | 4.97 | 102,439 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,188 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,834 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,685 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,375 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,357 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,487 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,714 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,830 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,538 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,643 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,516 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,168 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,487 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,341 |
