| Most Populous Countries by Year | 0 | - | 4.83 | 111,608 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 136,015 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,607 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,279 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,571 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,924 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,869 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,365 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,598 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,101 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,941 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,783 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,456,010 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,973 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,497 |
| Countries with Megacities | 0 | - | 4.99 | 267,843 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,146 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,336 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,473 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,436 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,767 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 73,104 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,825 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,361 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,348 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,557 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 56,256 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 105,162 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,156 |
| Countries Closest to Turkey | 0 | - | 4.96 | 127,014 |
| Countries Closest to India | 0 | - | 4.97 | 103,318 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,301 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,632 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,589 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,972 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,618 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,930 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,281 |
| Closest Countries to North Korea | 0 | - | 4.94 | 123,368 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,466 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,517 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,815 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,994 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,359 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,197 |
| Olympic Host Countries | 0 | - | 4.98 | 202,199 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,242 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,466 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 314,996 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,328 |
| The Only European Country ... | 0 | - | 4.91 | 219,547 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,318 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,807 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,982 |
| Countries of Africa | 0 | - | 5.00 | 2,564,438 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,284 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,689 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,613 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,973 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,569 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,855 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,894 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 91,048 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,494 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,244 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 224,024 |
| Former Capitals | 0 | - | 4.88 | 71,728 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,072 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,231 |
| Biggest Roman Empire Countries | 0 | - | 4.88 | 102,437 |
| Countries of the Middle East | 0 | - | 4.96 | 203,245 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,354 |
| Slavic Countries | 0 | - | 4.96 | 112,497 |
| African Island Countries | 0 | - | 4.96 | 102,730 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,531 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,239 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,583 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 165,804 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,176 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,173 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,998 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,473 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,949 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,360 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,140 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,766 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,716 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,076 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,965 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,522 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,051 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,679 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,072 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,313 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,445 |
| Countries Surrounding Istanbul | 0 | - | 4.89 | 24,989 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,590 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.89 | 114,397 |
| Countries that Start with A | 0 | - | 4.98 | 2,178,344 |
| Countries that Start with B | 0 | - | 4.95 | 2,308,943 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,395 |
| Countries that Start with D | 0 | - | 4.96 | 717,774 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,647 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,204 |
| Countries that Start with H | 0 | - | 4.96 | 610,516 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,812 |
| Countries that Start with J | 0 | - | 4.98 | 607,898 |
| Countries that Start with K | 0 | - | 4.97 | 821,730 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,064 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,136 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,282 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,812 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,876 |
| Countries that Start with U | 0 | - | 4.97 | 909,219 |
| Countries that Start with V | 0 | - | 4.98 | 612,545 |
| Countries that Start with F | 0 | - | 4.83 | 622,015 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,587 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,906 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,435 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,272 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,088 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,969 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,105 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,893 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 169,124 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,719 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,791 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,662 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 228,131 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,679 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,688 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,574 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,598 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,397 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,272 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,768 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,609 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,246 |
| Monarchies of Europe | 0 | - | 4.90 | 99,024 |
| Monarchies of Asia | 0 | - | 4.97 | 71,601 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 127,037 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,642 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,709 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,761 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,350 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,807 |
| The Only African Country ... | 0 | - | 4.99 | 129,794 |
| The Only American Country ... | 0 | - | 4.92 | 122,342 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,443 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,557 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,978 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,716 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,063 |
| Countries That Border Russia | 0 | - | 4.98 | 464,889 |
| European Countries with One Border | 0 | - | 4.97 | 184,013 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,719 |
| Countries Bordering France | 0 | - | 4.83 | 405,320 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,216 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,980 |
| Highest Fertility Countries | 0 | - | 4.90 | 27,306 |
| Countries by Population Decrease | 0 | - | 4.46 | 50,018 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,544 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,863 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,298 |
| UK Immigration by Country | 0 | - | 4.94 | 141,887 |
| Central American Countries | 0 | - | 4.98 | 157,530 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,691 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,551 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,131 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,204 |
| Vietnam War Countries | 0 | - | 4.82 | 94,744 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,992 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,965 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,478 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,711 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,943 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,147 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,644 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,541 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,931 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,426 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,053 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,939 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,812 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,534 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 194,944 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,947 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,695 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,326 |
| Germany Country Quiz | 0 | - | 4.82 | 159,038 |
| Russia Country Quiz | 0 | - | 4.83 | 115,435 |
| Japan Country Quiz | 0 | - | 4.93 | 143,510 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,248 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,826 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 81,229 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,290 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,633 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,135 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,563 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,985 |