| Olympic Host Countries | 0 | - | 4.98 | 201,313 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,781 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 77,896 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,567 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,443 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 311,549 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,753 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,425 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,740 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 51,718 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,486 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,337 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,192 |
| Countries with Megacities | 0 | - | 4.99 | 265,275 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,013 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,629 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,267 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,705 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,449,811 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,373 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,410 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,921 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,153 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,612 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,440 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,849 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,036 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,425 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,298 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,657 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 93,857 |
| North American Sports Cities | 0 | - | 4.83 | 172,769 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,904 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,347 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,198 |
| The Only European Country ... | 0 | - | 4.91 | 217,815 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,065 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,854 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,779 |
| Countries of Africa | 0 | - | 5.00 | 2,548,296 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,575 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,762 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,356 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,108 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,890 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,001 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,749 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,870 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,279 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,437 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,574 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,401 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,593 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,349 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,992 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,380 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,688 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,497 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,961 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,753 |
| Countries of the Middle East | 0 | - | 4.96 | 201,918 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,737 |
| Slavic Countries | 0 | - | 4.96 | 112,017 |
| African Island Countries | 0 | - | 4.96 | 102,036 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,581 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,009 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,311 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,493 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,027,111 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,375 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,931 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,080 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,723 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,101 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,162 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,779 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,515 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,648 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,068 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,799 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,520 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,608 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,709 |
| Boundary Waters | 0 | - | 4.92 | 88,627 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,298 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,381 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,615 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,455 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,027 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,500 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,906 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,645 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,627 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,350 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,591 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,988 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,425 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,125 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,217 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,693 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,370 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,284 |
| Monarchies of Europe | 0 | - | 4.90 | 98,464 |
| Monarchies of Asia | 0 | - | 4.97 | 71,305 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,092 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,407 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,718 |
| Countries that Start with A | 0 | - | 4.98 | 2,168,887 |
| Countries that Start with B | 0 | - | 4.95 | 2,300,001 |
| Countries that Start with C | 0 | - | 4.96 | 1,826,577 |
| Countries that Start with D | 0 | - | 4.96 | 712,916 |
| Countries that Start with E | 0 | - | 4.95 | 1,380,973 |
| Countries that Start with G | 0 | - | 4.97 | 1,507,247 |
| Countries that Start with H | 0 | - | 4.96 | 607,059 |
| Countries that Start with I | 0 | - | 4.92 | 1,291,331 |
| Countries that Start with J | 0 | - | 4.98 | 604,614 |
| Countries that Start with K | 0 | - | 4.97 | 818,193 |
| Countries that Start with L | 0 | - | 4.98 | 1,093,641 |
| Countries that Start with N | 0 | - | 4.93 | 1,120,684 |
| Countries that Start with P | 0 | - | 4.94 | 1,219,024 |
| Countries that Start with S | 0 | - | 4.98 | 1,758,909 |
| Countries that Start with T | 0 | - | 4.90 | 1,012,016 |
| Countries that Start with U | 0 | - | 4.97 | 906,239 |
| Countries that Start with V | 0 | - | 4.98 | 610,592 |
| Countries that Start with F | 0 | - | 4.83 | 619,379 |
| Countries that Start with M | 0 | - | 4.97 | 1,384,903 |
| The Only African Country ... | 0 | - | 4.99 | 129,376 |
| The Only American Country ... | 0 | - | 4.92 | 121,909 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,264 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,052 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,165 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,015 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,404 |
| European Countries with One Border | 0 | - | 4.97 | 183,285 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,061 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,499 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,661,245 |
| Boxing Countries | 0 | - | 4.26 | 31,427 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,919 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,655 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,532 |
| Landlocked Countries | 0 | - | 4.99 | 422,982 |
| UK Immigration by Country | 0 | - | 4.94 | 141,271 |
| Central American Countries | 0 | - | 4.98 | 156,917 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,039 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,986 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,400 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,318 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,609 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,836 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,239 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,008 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,911 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,005 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,494 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,793 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,402 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,508 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,479 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,974 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,093 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,452 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,385 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,550 |
| Countries That Border Russia | 0 | - | 4.98 | 463,288 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,263 |
| Countries Bordering France | 0 | - | 4.83 | 403,911 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,977 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,733 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,369 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,223 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,552 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 262,864 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,366 |
| Name a Valid African Country | 0 | - | 4.98 | 154,547 |
| Germany Country Quiz | 0 | - | 4.83 | 158,358 |
| Russia Country Quiz | 0 | - | 4.83 | 114,806 |
| Japan Country Quiz | 0 | - | 4.93 | 142,900 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,375 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,538 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,158 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,450 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,948 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,498 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,640 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,857 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,883 |
| Syria Country Quiz | 0 | - | 4.80 | 32,930 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,568 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,894 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,821 |
| Palau Country Quiz | 0 | - | 4.90 | 23,077 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,764 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,637 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,558 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,571 |
| World Capitals Quiz | 0 | - | 5.00 | 5,089,415 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,872 |
| Random European Capital to Country | 0 | - | 4.98 | 191,633 |
| Random European Country to Capital | 0 | - | 4.93 | 165,512 |
