| Countries by Sports League Revenue | 0 | - | 4.87 | 42,723 |
| Olympic Host Countries | 0 | - | 4.98 | 160,158 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 228,538 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 125,527 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 50,149 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 123,926 |
| Countries with Megacities | 0 | - | 4.99 | 194,381 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 169,130 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 96,697 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 93,471 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 62,557 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 244,656 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,300,568 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 347,230 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.46 | 46,219 |
| Countries with Major League Baseball Players | 0 | - | 4.56 | 52,583 |
| Countries with the Fastest Marathoners | 0 | - | 4.49 | 84,635 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 48,067 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.43 | 51,473 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.47 | 76,674 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 65,233 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 243,169 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 108,114 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 89,420 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.93 | 64,307 |
| Summer Olympic City Bids | 0 | - | 4.93 | 36,742 |
| Countries That Use the Euro | 0 | - | 4.91 | 61,345 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 90,708 |
| The Only European Country ... | 0 | - | 4.94 | 175,748 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 193,094 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.92 | 86,378 |
| Countries of Africa | 0 | - | 5.00 | 2,137,351 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 18,826 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.45 | 82,714 |
| Countries With the Most NBA Players | 0 | - | 4.45 | 79,691 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.10 | 60,210 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.65 | 83,741 |
| Countries that Export the Most Football Players | 0 | - | 4.38 | 47,582 |
| Countries of Europe by Population | 0 | - | 4.98 | 124,270 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 78,199 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 95,483 |
| Countries with the Most People Bordering Them | 0 | - | 4.95 | 74,339 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 203,832 |
| First Countries to Reach 5 Million People | 0 | - | 4.90 | 108,727 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.85 | 68,139 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 75,566 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.91 | 53,279 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.92 | 66,499 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 192,055 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,169,390 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 183,181 |
| Countries of the Middle East | 0 | - | 4.96 | 171,167 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 73,648 |
| Slavic Countries | 0 | - | 4.96 | 99,717 |
| African Island Countries | 0 | - | 4.96 | 88,430 |
| Countries with the Highest Population Density | 0 | - | 4.93 | 142,689 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 139,055 |
| Countries of North America Quiz | 0 | - | 5.00 | 867,900 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 109,857 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 92,566 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 117,956 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 196,239 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 159,444 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 124,724 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 106,378 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 131,209 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 137,297 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 103,812 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 129,654 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 87,911 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 95,668 |
| Countries with the Most Winter Olympics Medals | 0 | - | 4.47 | 155,059 |
| Boundary Waters | 0 | - | 4.93 | 80,407 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 73,685 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 203,168 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 159,236 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 155,844 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 79,850 |
| Countries by Population Decrease | 0 | - | 4.43 | 46,237 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.89 | 83,760 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 144,718 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.55 | 48,963 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 161,019 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.89 | 205,273 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 100,872 |
| Asian Countries with the Shortest Names | 0 | - | 4.98 | 120,449 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 99,891 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 84,295 |
| Monarchies of Europe | 0 | - | 4.88 | 86,134 |
| Monarchies of Asia | 0 | - | 4.95 | 53,545 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.80 | 30,378 |
| Athletes by Country Quiz #1 | 0 | - | 4.34 | 43,931 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 109,710 |
| Countries that Start with A | 0 | - | 4.98 | 1,923,904 |
| Countries that Start with B | 0 | - | 4.96 | 2,062,480 |
| Countries that Start with C | 0 | - | 4.96 | 1,630,196 |
| Countries that Start with D | 0 | - | 4.96 | 582,661 |
| Countries that Start with E | 0 | - | 4.95 | 1,218,952 |
| Countries that Start with G | 0 | - | 4.97 | 1,338,290 |
| Countries that Start with H | 0 | - | 4.95 | 496,808 |
| Countries that Start with I | 0 | - | 4.92 | 1,150,127 |
| Countries that Start with J | 0 | - | 4.98 | 500,498 |
| Countries that Start with K | 0 | - | 4.97 | 702,993 |
| Countries that Start with L | 0 | - | 4.98 | 961,037 |
| Countries that Start with N | 0 | - | 4.92 | 987,444 |
| Countries that Start with P | 0 | - | 4.94 | 1,090,471 |
| Countries that Start with S | 0 | - | 4.98 | 1,590,887 |
| Countries that Start with T | 0 | - | 4.88 | 900,482 |
| Countries that Start with U | 0 | - | 4.96 | 813,380 |
| Countries that Start with V | 0 | - | 4.98 | 544,919 |
| Countries that Start with F | 0 | - | 4.83 | 530,088 |
| Countries that Start with M | 0 | - | 4.97 | 1,242,871 |
| The Only African Country ... | 0 | - | 4.98 | 104,465 |
| The Only American Country ... | 0 | - | 4.94 | 108,770 |
| African Countries by a Single Clue | 0 | - | 4.91 | 63,146 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 24,598 |
| African Diaspora - Top 10 Countries | 0 | - | 4.91 | 65,427 |
| European Diaspora - Top 11 Countries | 0 | - | 4.91 | 82,685 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.81 | 37,152 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 119,360 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 90,213 |
| European Countries with One Border | 0 | - | 4.96 | 148,979 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 143,246 |
| Asian Countries with the Fewest Borders | 0 | - | 4.81 | 87,529 |
| Countries Closest to Africa | 0 | - | 4.95 | 144,088 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,383,403 |
| Boxing Countries | 0 | - | 4.23 | 29,320 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.82 | 29,751 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.75 | 92,357 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.88 | 50,288 |
| North American Sports Cities | 0 | - | 4.79 | 158,876 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 93,318 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 316,535 |
| UK Immigration by Country | 0 | - | 4.95 | 123,979 |
| Central American Countries | 0 | - | 4.98 | 137,704 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 103,417 |
| Total United States Immigration by Country | 0 | - | 4.89 | 95,782 |
| Biggest Spanish Empire Countries | 0 | - | 4.90 | 91,751 |
| American Pacific Coast | 0 | - | 4.79 | 37,257 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 83,471 |
| African Countries with the Most Christians | 0 | - | 4.92 | 66,585 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.95 | 181,665 |
| Most Forested European Countries | 0 | - | 4.82 | 67,516 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 176,442 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 108,557 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 100,539 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 80,275 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 91,375 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.96 | 51,969 |
| European Countries NOT in NATO | 0 | - | 4.76 | 34,448 |
| Countries with the Most Arabic Speakers | 0 | - | 4.91 | 69,743 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 179,861 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 114,707 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 116,053 |
| Countries That Border Russia | 0 | - | 4.98 | 422,975 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.89 | 80,938 |
| Countries Bordering France | 0 | - | 4.87 | 354,680 |
| Countries Bordering Germany | 0 | - | 4.99 | 338,464 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 83,645 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 58,967 |
| Countries Closest to Australia | 0 | - | 4.99 | 144,314 |
| Countries Closest to the Persian Gulf | 0 | - | 4.88 | 68,124 |
| Germany Country Quiz | 0 | - | 4.83 | 138,747 |
| Russia Country Quiz | 0 | - | 4.84 | 102,211 |
| Italy Country Quiz | 0 | - | 4.81 | 107,480 |
| Japan Country Quiz | 0 | - | 4.92 | 117,932 |
| Indonesia Country Quiz | 0 | - | 4.82 | 64,582 |
| United Kingdom Country Quiz | 0 | - | 4.93 | 116,929 |
| Tuvalu Country Quiz | 0 | - | 4.84 | 19,243 |
| World Geography on a Map #1 | 0 | - | 4.93 | 66,754 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 66,377 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 136,014 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 108,708 |
| World Capitals Quiz | 0 | - | 5.00 | 4,452,595 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 76,159 |
| Random European Capital to Country | 0 | - | 4.97 | 151,319 |
| Random European Country to Capital | 0 | - | 4.92 | 133,892 |
| Random Asian Capital to Country | 0 | - | 4.97 | 88,269 |
| Countries on the Equator | 0 | - | 4.82 | 131,790 |
| Members of the Arab League | 0 | - | 4.81 | 58,829 |
| Sahara Desert Countries | 0 | - | 4.97 | 124,904 |
| Himalayan Countries | 0 | - | 4.95 | 102,203 |
| Andean Countries | 0 | - | 4.90 | 56,759 |
| Countries with the Oldest Median Age | 0 | - | 4.85 | 57,583 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 48,493 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 101,788 |
| Coffee Producing Countries | 0 | - | 4.82 | 53,454 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 52,647 |
| Danube Countries | 0 | - | 4.97 | 56,322 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,343 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,554 |
| Countries with the Best Passports | 0 | - | 4.86 | 70,183 |
| Countries with the Worst Passports | 0 | - | 4.86 | 48,694 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 108,143 |
| European Landlocked Countries | 0 | - | 4.99 | 114,788 |
| Partially Recognized Countries | 0 | - | 4.98 | 88,650 |
| Countries with the Most Species | 0 | - | 4.99 | 89,055 |
| Countries 197 to 205 | 0 | - | 4.87 | 55,711 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,402 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,774 |
