| Countries by Sports League Revenue | 0 | - | 4.95 | 75,859 |
| Olympic Host Countries | 0 | - | 4.98 | 199,159 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 304,742 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,302 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,990 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,599 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,897 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,832 |
| Countries with Megacities | 0 | - | 4.99 | 248,032 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,703 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,303 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,086 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,259 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,437,499 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,263 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,606 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,424 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,755 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,104 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 57,162 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,548 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,128 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,447 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,127 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,608 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,906 |
| North American Sports Cities | 0 | - | 4.83 | 171,123 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,981 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,465 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,000 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,948 |
| The Only European Country ... | 0 | - | 4.91 | 214,512 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,606 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,943 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,367 |
| Countries of Africa | 0 | - | 5.00 | 2,514,058 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,065 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,676 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 71,089 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,827 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,645 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,534 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,250 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,616 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,166 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,593 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,763 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,720 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,503 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,416 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,775 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,681 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,932 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,383 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,501 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,656 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,862 |
| Countries of the Middle East | 0 | - | 4.96 | 199,358 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,485 |
| Slavic Countries | 0 | - | 4.96 | 111,040 |
| African Island Countries | 0 | - | 4.96 | 100,965 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,588 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,325 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,356 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,014,543 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,007 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,711 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,404 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,900 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,921 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,979 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,253 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,329 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,502 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,730 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,481 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,570 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,429 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,657 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,827 |
| Boundary Waters | 0 | - | 4.92 | 88,123 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,893 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,470 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,356 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,297 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,147 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,150 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,660 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,916 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,607 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,932 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,048 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,762 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,542 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,348 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,547 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,475 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,565 |
| Monarchies of Europe | 0 | - | 4.90 | 97,503 |
| Monarchies of Asia | 0 | - | 4.97 | 70,702 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,523 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,298 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,201 |
| Countries that Start with A | 0 | - | 4.98 | 2,150,290 |
| Countries that Start with B | 0 | - | 4.95 | 2,282,927 |
| Countries that Start with C | 0 | - | 4.96 | 1,812,771 |
| Countries that Start with D | 0 | - | 4.96 | 703,252 |
| Countries that Start with E | 0 | - | 4.95 | 1,369,535 |
| Countries that Start with G | 0 | - | 4.97 | 1,494,969 |
| Countries that Start with H | 0 | - | 4.96 | 599,338 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,934 |
| Countries that Start with J | 0 | - | 4.98 | 597,402 |
| Countries that Start with K | 0 | - | 4.97 | 810,664 |
| Countries that Start with L | 0 | - | 4.98 | 1,084,479 |
| Countries that Start with N | 0 | - | 4.93 | 1,111,397 |
| Countries that Start with P | 0 | - | 4.94 | 1,210,068 |
| Countries that Start with S | 0 | - | 4.98 | 1,746,739 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,385 |
| Countries that Start with U | 0 | - | 4.97 | 900,866 |
| Countries that Start with V | 0 | - | 4.98 | 605,960 |
| Countries that Start with F | 0 | - | 4.83 | 613,365 |
| Countries that Start with M | 0 | - | 4.97 | 1,375,100 |
| The Only African Country ... | 0 | - | 4.99 | 128,516 |
| The Only American Country ... | 0 | - | 4.92 | 120,947 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,844 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,337 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,190 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,632 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,269 |
| European Countries with One Border | 0 | - | 4.97 | 181,861 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,754 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,540 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,033,910 |
| Boxing Countries | 0 | - | 4.26 | 31,252 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 114,711 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,066 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,442 |
| Landlocked Countries | 0 | - | 4.99 | 415,073 |
| UK Immigration by Country | 0 | - | 4.94 | 139,910 |
| Central American Countries | 0 | - | 4.98 | 155,285 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,825 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,206 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,079 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,470 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,993 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,553 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,593 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,521 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,420 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,235 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,946 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,866 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,591 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,877 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,523 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,360 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,412 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,292 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,580 |
| Countries That Border Russia | 0 | - | 4.98 | 459,727 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,609 |
| Countries Bordering France | 0 | - | 4.83 | 400,488 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,535 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,308 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,645 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,386 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,066 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,656 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,231 |
| Germany Country Quiz | 0 | - | 4.82 | 156,850 |
| Russia Country Quiz | 0 | - | 4.85 | 113,824 |
| Italy Country Quiz | 0 | - | 4.82 | 122,450 |
| Japan Country Quiz | 0 | - | 4.92 | 141,556 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,527 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,975 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,874 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,120 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,196 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,329 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,140 |
| Syria Country Quiz | 0 | - | 4.81 | 32,458 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,397 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,573 |
| Palau Country Quiz | 0 | - | 4.90 | 22,880 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,269 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,220 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,055 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,297 |
| World Capitals Quiz | 0 | - | 5.00 | 5,041,219 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,195 |
| Random European Capital to Country | 0 | - | 4.98 | 189,506 |
| Random European Country to Capital | 0 | - | 4.92 | 147,676 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,516 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,605 |
| Random African Country to Capital | 0 | - | 4.94 | 70,355 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,180 |
| Himalayan Countries | 0 | - | 4.95 | 135,877 |
| Andean Countries | 0 | - | 4.94 | 83,114 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,443 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,554 |
