| Olympic Host Countries | 0 | - | 4.98 | 199,849 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,447 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,527 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,044 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,084 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 306,867 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,034 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,814 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,178 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 46,036 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,732 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,986 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,548 |
| Countries with Megacities | 0 | - | 4.99 | 249,530 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,400 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,709 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,735 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,676 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,441,207 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,182 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,977 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,701 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,662 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,165 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,211 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 57,743 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,376 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,093 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,468 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,157 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,202 |
| North American Sports Cities | 0 | - | 4.83 | 171,549 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,181 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,401 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,515 |
| The Only European Country ... | 0 | - | 4.91 | 215,507 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,354 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,501 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,515 |
| Countries of Africa | 0 | - | 5.00 | 2,524,924 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,085 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,530 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,205 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,410 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,641 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,101 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,393 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,995 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,521 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,832 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,005 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,166 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,940 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 75,950 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 91,427 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,047 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,324 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,925 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,530 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,730 |
| Countries of the Middle East | 0 | - | 4.96 | 200,296 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,843 |
| Slavic Countries | 0 | - | 4.96 | 111,349 |
| African Island Countries | 0 | - | 4.96 | 101,270 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,426 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,729 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,620 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,717 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,018,612 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,459 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,105 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,905 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,399 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,262 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,347 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,451 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,633 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,813 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,010 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,814 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,826 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,672 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,926 |
| Boundary Waters | 0 | - | 4.92 | 88,306 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,025 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,740 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,027 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,977 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,668 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,463 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,722 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,082 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,896 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,060 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,225 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,433 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,970 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,605 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,905 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,812 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,815 |
| Monarchies of Europe | 0 | - | 4.90 | 97,791 |
| Monarchies of Asia | 0 | - | 4.97 | 70,888 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,708 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,334 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,947 |
| Countries that Start with A | 0 | - | 4.98 | 2,155,876 |
| Countries that Start with B | 0 | - | 4.95 | 2,287,989 |
| Countries that Start with C | 0 | - | 4.96 | 1,816,845 |
| Countries that Start with D | 0 | - | 4.96 | 706,005 |
| Countries that Start with E | 0 | - | 4.95 | 1,372,922 |
| Countries that Start with G | 0 | - | 4.97 | 1,498,471 |
| Countries that Start with H | 0 | - | 4.96 | 601,680 |
| Countries that Start with I | 0 | - | 4.92 | 1,284,623 |
| Countries that Start with J | 0 | - | 4.98 | 599,645 |
| Countries that Start with K | 0 | - | 4.97 | 812,789 |
| Countries that Start with L | 0 | - | 4.98 | 1,087,269 |
| Countries that Start with N | 0 | - | 4.93 | 1,114,080 |
| Countries that Start with P | 0 | - | 4.94 | 1,212,847 |
| Countries that Start with S | 0 | - | 4.98 | 1,750,296 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,365 |
| Countries that Start with U | 0 | - | 4.97 | 902,475 |
| Countries that Start with V | 0 | - | 4.98 | 607,619 |
| Countries that Start with F | 0 | - | 4.83 | 615,245 |
| Countries that Start with M | 0 | - | 4.97 | 1,377,970 |
| The Only African Country ... | 0 | - | 4.99 | 128,789 |
| The Only American Country ... | 0 | - | 4.92 | 121,266 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,975 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,542 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,540 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,089 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,622 |
| European Countries with One Border | 0 | - | 4.97 | 182,268 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,125 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,819 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,227,374 |
| Boxing Countries | 0 | - | 4.26 | 31,298 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,374 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,234 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,790 |
| Landlocked Countries | 0 | - | 4.99 | 417,435 |
| UK Immigration by Country | 0 | - | 4.94 | 140,495 |
| Central American Countries | 0 | - | 4.98 | 155,676 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,163 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,553 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,165 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,814 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,272 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,666 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,284 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,869 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 120,344 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,561 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,200 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,036 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,823 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,076 |
| The Only Remaining Asian Country . . . | 0 | - | 4.63 | 45,662 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,596 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,720 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,608 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,736 |
| Countries That Border Russia | 0 | - | 4.98 | 460,647 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,792 |
| Countries Bordering France | 0 | - | 4.83 | 401,445 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,253 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,438 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,841 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,640 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,205 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,258 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,587 |
| Name a Valid African Country | 0 | - | 4.98 | 153,559 |
| Germany Country Quiz | 0 | - | 4.82 | 157,338 |
| Russia Country Quiz | 0 | - | 4.85 | 114,131 |
| Italy Country Quiz | 0 | - | 4.82 | 122,816 |
| Japan Country Quiz | 0 | - | 4.93 | 142,046 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,145 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,152 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,967 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,238 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,385 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,312 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,594 |
| Syria Country Quiz | 0 | - | 4.81 | 32,592 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,465 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,683 |
| Palau Country Quiz | 0 | - | 4.90 | 22,947 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,434 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,355 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,431 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,672 |
| World Capitals Quiz | 0 | - | 5.00 | 5,055,440 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,439 |
| Random European Capital to Country | 0 | - | 4.98 | 190,332 |
| Random European Country to Capital | 0 | - | 4.93 | 162,527 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,987 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,093 |
| Random African Country to Capital | 0 | - | 4.94 | 70,875 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,291 |
