| Olympic Host Countries | 0 | - | 4.98 | 200,403 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,630 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,892 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,983 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,274 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,095 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,257 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,125 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,394 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,008 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 46,555 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,023 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,029 |
| Countries with Megacities | 0 | - | 4.99 | 260,114 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,903 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,997 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,178 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,008 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,096 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,315 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,754 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,767 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,778 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,287 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,289 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,072 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,558 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,437 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,687 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,275 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,373 |
| North American Sports Cities | 0 | - | 4.83 | 171,768 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,583 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,634 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,867 |
| The Only European Country ... | 0 | - | 4.91 | 216,044 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,803 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,797 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,587 |
| Countries of Africa | 0 | - | 5.00 | 2,530,728 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,177 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,772 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,484 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,203 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,400 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,506 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,231 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,721 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,982 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,172 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,757 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,113 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,089 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,485 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,159 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,444 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,087 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,522 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,212 |
| Countries of the Middle East | 0 | - | 4.96 | 200,783 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,030 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,586 |
| Slavic Countries | 0 | - | 4.96 | 111,508 |
| African Island Countries | 0 | - | 4.96 | 101,449 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,468 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,798 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,793 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,918 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,777 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,678 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,297 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,209 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,693 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,448 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,552 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,518 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,101 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,995 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,408 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,029 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,989 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,830 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,102 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,467 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,533 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,047 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,654 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,770 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,352 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,053 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,141 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,319 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,593 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 12,553 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,302 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,745 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,075 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,952 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,947 |
| Monarchies of Europe | 0 | - | 4.90 | 97,975 |
| Monarchies of Asia | 0 | - | 4.97 | 70,990 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,782 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,350 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,339 |
| Countries that Start with A | 0 | - | 4.98 | 2,159,084 |
| Countries that Start with B | 0 | - | 4.95 | 2,291,070 |
| Countries that Start with C | 0 | - | 4.96 | 1,819,347 |
| Countries that Start with D | 0 | - | 4.96 | 707,724 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,944 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,604 |
| Countries that Start with H | 0 | - | 4.96 | 603,170 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,253 |
| Countries that Start with J | 0 | - | 4.98 | 601,009 |
| Countries that Start with K | 0 | - | 4.97 | 814,231 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,984 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,932 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,437 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,509 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,547 |
| Countries that Start with U | 0 | - | 4.97 | 903,417 |
| Countries that Start with V | 0 | - | 4.98 | 608,466 |
| Countries that Start with F | 0 | - | 4.83 | 616,358 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,727 |
| The Only African Country ... | 0 | - | 4.98 | 128,961 |
| The Only American Country ... | 0 | - | 4.92 | 121,415 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,067 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,665 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,686 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,278 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,798 |
| European Countries with One Border | 0 | - | 4.97 | 182,536 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,344 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,010 |
| Boundary Waters | 0 | - | 4.92 | 88,379 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,085 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,915 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,329 |
| UK Immigration by Country | 0 | - | 4.94 | 140,698 |
| Boxing Countries | 0 | - | 4.26 | 31,327 |
| Central American Countries | 0 | - | 4.98 | 155,910 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,341 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,753 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,039 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,471 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,280 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,024 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,382 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 131,961 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,964 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,332 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,134 |
| Countries with Most Rugby Players per Capita | 0 | - | 4.32 | 21,699 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,947 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,721 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,934 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,810 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,852 |
| Countries That Border Russia | 0 | - | 4.98 | 461,167 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,900 |
| Countries Bordering France | 0 | - | 4.83 | 401,950 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,669 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,516 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,963 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,793 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,295 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,075 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,799 |
| Name a Valid African Country | 0 | - | 4.98 | 153,806 |
| Germany Country Quiz | 0 | - | 4.82 | 157,619 |
| Russia Country Quiz | 0 | - | 4.85 | 114,296 |
| Italy Country Quiz | 0 | - | 4.82 | 123,229 |
| Japan Country Quiz | 0 | - | 4.93 | 142,236 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,493 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,249 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,018 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,301 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,687 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,402 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,663 |
| Syria Country Quiz | 0 | - | 4.81 | 32,682 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,726 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,523 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,957 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,336,110 |
| Landlocked Countries | 0 | - | 4.99 | 418,968 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,204 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,174 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,733 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,419 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,495 |
| Palau Country Quiz | 0 | - | 4.90 | 22,973 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,425 |
| World Capitals Quiz | 0 | - | 5.00 | 5,063,871 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,557 |
| Random European Capital to Country | 0 | - | 4.98 | 190,652 |
| Random European Country to Capital | 0 | - | 4.93 | 164,680 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,279 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,610 |
| Random African Country to Capital | 0 | - | 4.94 | 71,101 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,053 |
