| Olympic Host Countries | 0 | - | 4.98 | 201,644 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,983 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,153 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,637 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,508 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 312,630 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,494 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,883 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,533 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,200 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,129 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 52,664 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,865 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,422 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,123 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,727 |
| Countries with Megacities | 0 | - | 4.99 | 266,252 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,452 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,868 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,746 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,980 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,943 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,939 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,987 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,268 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,716 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,480 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,101 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,180 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,715 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,498 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,784 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,060 |
| North American Sports Cities | 0 | - | 4.83 | 172,972 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,341 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,648 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,787 |
| The Only European Country ... | 0 | - | 4.91 | 218,442 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,510 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,203 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,848 |
| Countries of Africa | 0 | - | 5.00 | 2,553,732 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,667 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,034 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,593 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,452 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,841 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,122 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,488 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,614 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,745 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,608 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,750 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,432 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,107 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,443 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,778 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,636 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,968 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,307 |
| Countries of the Middle East | 0 | - | 4.96 | 202,319 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,968 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,304 |
| Slavic Countries | 0 | - | 4.96 | 112,208 |
| African Island Countries | 0 | - | 4.96 | 102,276 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,633 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,098 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,581 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,483 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,731 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,448 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,193 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,606 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,140 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,367 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,109 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,316 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,388 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,876 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,657 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,860 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,325 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,103 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,738 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,017 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,990 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,252 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,059 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,786 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,438 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,716 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,943 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,753 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,852 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,419 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,715 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,554 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,407 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,344 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,922 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,525 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,396 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,726 |
| Monarchies of Europe | 0 | - | 4.90 | 98,682 |
| Monarchies of Asia | 0 | - | 4.97 | 71,409 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,204 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 113,008 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,994 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,950 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,287 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,684 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,808 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 274,070 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,814 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,938 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,432 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,093 |
| Countries that Start with A | 0 | - | 4.98 | 2,172,406 |
| Countries that Start with B | 0 | - | 4.95 | 2,303,414 |
| Countries that Start with C | 0 | - | 4.96 | 1,829,076 |
| Countries that Start with D | 0 | - | 4.96 | 714,707 |
| Countries that Start with E | 0 | - | 4.95 | 1,383,087 |
| Countries that Start with G | 0 | - | 4.97 | 1,509,425 |
| Countries that Start with H | 0 | - | 4.96 | 608,365 |
| Countries that Start with I | 0 | - | 4.92 | 1,293,020 |
| Countries that Start with J | 0 | - | 4.98 | 605,826 |
| Countries that Start with K | 0 | - | 4.97 | 819,517 |
| Countries that Start with L | 0 | - | 4.98 | 1,095,264 |
| Countries that Start with N | 0 | - | 4.93 | 1,122,286 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,560 |
| Countries that Start with S | 0 | - | 4.98 | 1,761,094 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,697 |
| Countries that Start with U | 0 | - | 4.97 | 907,553 |
| Countries that Start with V | 0 | - | 4.98 | 611,330 |
| Countries that Start with F | 0 | - | 4.83 | 620,358 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,630 |
| The Only African Country ... | 0 | - | 4.99 | 129,532 |
| The Only American Country ... | 0 | - | 4.92 | 122,075 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,323 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,209 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,354 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,258 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,628 |
| European Countries with One Border | 0 | - | 4.97 | 183,535 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,284 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,654 |
| Boundary Waters | 0 | - | 4.92 | 88,702 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,355 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,532 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,726 |
| UK Immigration by Country | 0 | - | 4.94 | 141,501 |
| Boxing Countries | 0 | - | 4.27 | 31,461 |
| Central American Countries | 0 | - | 4.98 | 157,143 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,165 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,190 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,630 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 97,787 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,970 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,888 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,338 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,117 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,674 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,655 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,923 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,502 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,668 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,234 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,670 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,604 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,653 |
| Countries That Border Russia | 0 | - | 4.98 | 464,002 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,358 |
| Countries Bordering France | 0 | - | 4.83 | 404,432 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,404 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,824 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,490 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,407 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,632 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 263,853 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,601 |
| Germany Country Quiz | 0 | - | 4.82 | 158,610 |
| Russia Country Quiz | 0 | - | 4.83 | 115,162 |
| Japan Country Quiz | 0 | - | 4.93 | 143,130 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,708 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,639 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,206 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,512 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,020 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,744 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,945 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,881 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,664 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,027 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,208 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,713 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,767,147 |
| Landlocked Countries | 0 | - | 4.99 | 424,283 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,352 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,573 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 46,057 |
