| Olympic Host Countries | 0 | - | 4.98 | 200,765 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,147 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,357 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,385 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,320 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 309,519 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,541 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,183 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,069 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,056 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,368 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,184 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,484 |
| Countries with Megacities | 0 | - | 4.99 | 263,488 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,330 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,265 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,623 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,298 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,445,856 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,376 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,183 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,826 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,940 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,405 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,349 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,370 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,722 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,831 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,916 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,398 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,547 |
| North American Sports Cities | 0 | - | 4.83 | 172,399 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,066 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,842 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,285 |
| The Only European Country ... | 0 | - | 4.91 | 216,687 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,299 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,166 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,657 |
| Countries of Africa | 0 | - | 5.00 | 2,537,574 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,449 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,206 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,840 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,796 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,838 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,639 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,613 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,452 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,905 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,165 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,320 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,011 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,299 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,201 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,761 |
| 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 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,860 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,754 |
| Countries of the Middle East | 0 | - | 4.96 | 201,200 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,304 |
| Slavic Countries | 0 | - | 4.96 | 111,676 |
| African Island Countries | 0 | - | 4.96 | 101,648 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,509 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,887 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,978 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,135 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,415 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,914 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,524 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,542 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,010 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,685 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,756 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,617 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,238 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,220 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,592 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,260 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,169 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,010 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,275 |
| Boundary Waters | 0 | - | 4.92 | 88,472 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,171 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,100 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,914 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,871 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,350 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,842 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,820 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,441 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,293 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,227 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,423 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,748 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 13,163 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,610 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,914 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,309 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,131 |
| 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 | 71,098 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,899 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,367 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,855 |
| Countries that Start with A | 0 | - | 4.98 | 2,162,897 |
| Countries that Start with B | 0 | - | 4.95 | 2,294,597 |
| Countries that Start with C | 0 | - | 4.96 | 1,822,288 |
| Countries that Start with D | 0 | - | 4.96 | 709,761 |
| Countries that Start with E | 0 | - | 4.95 | 1,377,350 |
| Countries that Start with G | 0 | - | 4.97 | 1,503,496 |
| Countries that Start with H | 0 | - | 4.96 | 604,859 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,446 |
| Countries that Start with J | 0 | - | 4.98 | 602,541 |
| Countries that Start with K | 0 | - | 4.97 | 815,905 |
| Countries that Start with L | 0 | - | 4.98 | 1,090,867 |
| Countries that Start with N | 0 | - | 4.93 | 1,117,852 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,247 |
| Countries that Start with S | 0 | - | 4.98 | 1,754,995 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,955 |
| Countries that Start with U | 0 | - | 4.97 | 904,589 |
| Countries that Start with V | 0 | - | 4.98 | 609,416 |
| Countries that Start with F | 0 | - | 4.83 | 617,699 |
| Countries that Start with M | 0 | - | 4.97 | 1,381,827 |
| The Only African Country ... | 0 | - | 4.99 | 129,108 |
| The Only American Country ... | 0 | - | 4.92 | 121,624 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,132 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,786 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,872 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,560 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,017 |
| European Countries with One Border | 0 | - | 4.97 | 182,801 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,600 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,216 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,466,283 |
| Boxing Countries | 0 | - | 4.26 | 31,361 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,694 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,446 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,220 |
| Landlocked Countries | 0 | - | 4.99 | 420,608 |
| UK Immigration by Country | 0 | - | 4.94 | 140,916 |
| Central American Countries | 0 | - | 4.98 | 156,489 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,663 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,012 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,262 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,248 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,615 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,091 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,434 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,619 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 134,555 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,195 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,503 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,240 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,086 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,274 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,839 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,852 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,135 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,030 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,977 |
| Countries That Border Russia | 0 | - | 4.98 | 461,779 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,045 |
| Countries Bordering France | 0 | - | 4.83 | 402,592 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,454 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,585 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,114 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,958 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,394 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,091 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,027 |
| Name a Valid African Country | 0 | - | 4.98 | 154,099 |
| Germany Country Quiz | 0 | - | 4.83 | 157,877 |
| Russia Country Quiz | 0 | - | 4.83 | 114,503 |
| Japan Country Quiz | 0 | - | 4.93 | 142,491 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,829 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,349 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,077 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,348 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,780 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,450 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,500 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,731 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,826 |
| Syria Country Quiz | 0 | - | 4.81 | 32,779 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,522 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,800 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,695 |
| Palau Country Quiz | 0 | - | 4.90 | 23,018 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,612 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,512 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,994 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,191 |
| World Capitals Quiz | 0 | - | 5.00 | 5,074,368 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,673 |
| Random European Capital to Country | 0 | - | 4.98 | 190,928 |
| Random European Country to Capital | 0 | - | 4.93 | 165,134 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,461 |
