| Countries by Sports League Revenue | 0 | - | 4.94 | 77,362 |
| Olympic Host Countries | 0 | - | 4.98 | 200,772 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 309,535 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,064 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,151 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,389 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,387 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,492 |
| Countries with Megacities | 0 | - | 4.99 | 263,508 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,341 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,267 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,628 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,302 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,445,890 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,383 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,828 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,942 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,544 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,407 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,350 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,371 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,183 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,725 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,835 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,917 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,402 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,553 |
| North American Sports Cities | 0 | - | 4.83 | 172,401 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,322 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,080 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,848 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,292 |
| The Only European Country ... | 0 | - | 4.91 | 216,699 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,316 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,176 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,659 |
| Countries of Africa | 0 | - | 5.00 | 2,537,717 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,209 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,842 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,800 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,187 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,849 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,640 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,615 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,455 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,910 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,169 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,322 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,014 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,303 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,201 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,763 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,260 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,547 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,261 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,078 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,897 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,766 |
| Countries of the Middle East | 0 | - | 4.96 | 201,211 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,308 |
| Slavic Countries | 0 | - | 4.96 | 111,682 |
| African Island Countries | 0 | - | 4.96 | 101,651 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,888 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,983 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,139 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,459 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,919 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,528 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,548 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,020 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,688 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,762 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,620 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,242 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,224 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,600 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,267 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,172 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,010 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,278 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,185 |
| Boundary Waters | 0 | - | 4.92 | 88,473 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,172 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,102 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,922 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,874 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,356 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,843 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,822 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,442 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,296 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,227 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,425 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,749 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 13,164 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,613 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,920 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,312 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,132 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,095 |
| Monarchies of Europe | 0 | - | 4.90 | 98,165 |
| Monarchies of Asia | 0 | - | 4.97 | 71,099 |
| Test Cricket Countries | 0 | - | 3.97 | 24,709 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,901 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,367 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,858 |
| Countries that Start with A | 0 | - | 4.98 | 2,162,967 |
| Countries that Start with B | 0 | - | 4.95 | 2,294,659 |
| Countries that Start with C | 0 | - | 4.96 | 1,822,338 |
| Countries that Start with D | 0 | - | 4.96 | 709,793 |
| Countries that Start with E | 0 | - | 4.95 | 1,377,384 |
| Countries that Start with G | 0 | - | 4.97 | 1,503,538 |
| Countries that Start with H | 0 | - | 4.96 | 604,879 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,468 |
| Countries that Start with J | 0 | - | 4.98 | 602,560 |
| Countries that Start with K | 0 | - | 4.97 | 815,925 |
| Countries that Start with L | 0 | - | 4.98 | 1,090,889 |
| Countries that Start with N | 0 | - | 4.93 | 1,117,884 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,275 |
| Countries that Start with S | 0 | - | 4.98 | 1,755,046 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,974 |
| Countries that Start with U | 0 | - | 4.97 | 904,603 |
| Countries that Start with V | 0 | - | 4.98 | 609,424 |
| Countries that Start with F | 0 | - | 4.83 | 617,717 |
| Countries that Start with M | 0 | - | 4.97 | 1,381,868 |
| The Only African Country ... | 0 | - | 4.99 | 129,112 |
| The Only American Country ... | 0 | - | 4.92 | 121,629 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,134 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,788 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,877 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,566 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,022 |
| European Countries with One Border | 0 | - | 4.97 | 182,805 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,606 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,218 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,468,629 |
| Boxing Countries | 0 | - | 4.26 | 31,361 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,695 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,447 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,221 |
| Landlocked Countries | 0 | - | 4.99 | 420,648 |
| UK Immigration by Country | 0 | - | 4.94 | 140,918 |
| Central American Countries | 0 | - | 4.98 | 156,492 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,665 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,017 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,262 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,254 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,619 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,107 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,442 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,620 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 134,586 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,196 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,504 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,242 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,088 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,275 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,840 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,856 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,139 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,035 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,979 |
| Countries That Border Russia | 0 | - | 4.98 | 461,792 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,048 |
| Countries Bordering France | 0 | - | 4.83 | 402,605 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,463 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,586 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,116 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,961 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,395 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,107 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,029 |
| Name a Valid African Country | 0 | - | 4.98 | 154,108 |
| Germany Country Quiz | 0 | - | 4.83 | 157,882 |
| Russia Country Quiz | 0 | - | 4.83 | 114,506 |
| Japan Country Quiz | 0 | - | 4.93 | 142,496 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,832 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,352 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,077 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,350 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,780 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,450 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,504 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,734 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,826 |
| Syria Country Quiz | 0 | - | 4.81 | 32,783 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,522 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,802 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,697 |
| Palau Country Quiz | 0 | - | 4.90 | 23,018 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,613 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,512 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,042 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,200 |
| World Capitals Quiz | 0 | - | 5.00 | 5,074,645 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,673 |
| Random European Capital to Country | 0 | - | 4.98 | 190,940 |
| Random European Country to Capital | 0 | - | 4.93 | 165,139 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,463 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,763 |
