| Countries by Sports League Revenue | 0 | - | 4.94 | 76,801 |
| Olympic Host Countries | 0 | - | 4.98 | 200,205 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 307,620 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,261 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 46,272 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,723 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,351 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,191 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,779 |
| Countries with Megacities | 0 | - | 4.99 | 249,980 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,632 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,854 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,938 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,830 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,387 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,489 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,733 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,162 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,243 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 57,924 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,940 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,473 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,260 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,592 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,221 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,293 |
| North American Sports Cities | 0 | - | 4.83 | 171,697 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,196 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,389 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,518 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,708 |
| The Only European Country ... | 0 | - | 4.91 | 215,827 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,605 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,656 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,548 |
| Countries of Africa | 0 | - | 5.00 | 2,528,397 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,669 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,362 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,514 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,054 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,924 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,293 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,460 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,122 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,630 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,910 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,103 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,657 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,037 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,028 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,234 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,125 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,397 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,023 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,426 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,635 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,003 |
| Countries of the Middle East | 0 | - | 4.96 | 200,639 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,931 |
| Slavic Countries | 0 | - | 4.96 | 111,433 |
| African Island Countries | 0 | - | 4.96 | 101,365 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,766 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,716 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,821 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,019,874 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,591 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,213 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,076 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,562 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,364 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,468 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,489 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,009 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,909 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,311 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,928 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,918 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,765 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,011 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,045 |
| Boundary Waters | 0 | - | 4.92 | 88,349 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,054 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,858 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,287 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,381 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,917 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,551 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,745 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,133 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,986 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.64 | 64,101 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,275 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,541 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,206 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,686 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,987 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,881 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,893 |
| Monarchies of Europe | 0 | - | 4.90 | 97,889 |
| Monarchies of Asia | 0 | - | 4.97 | 70,933 |
| Asian Country Superlatives | 0 | - | 4.85 | 80,748 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,339 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,177 |
| Countries that Start with A | 0 | - | 4.98 | 2,157,642 |
| Countries that Start with B | 0 | - | 4.95 | 2,289,637 |
| Countries that Start with C | 0 | - | 4.96 | 1,818,202 |
| Countries that Start with D | 0 | - | 4.96 | 706,933 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,036 |
| Countries that Start with G | 0 | - | 4.97 | 1,499,679 |
| Countries that Start with H | 0 | - | 4.96 | 602,463 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,516 |
| Countries that Start with J | 0 | - | 4.98 | 600,398 |
| Countries that Start with K | 0 | - | 4.97 | 813,492 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,272 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,223 |
| Countries that Start with P | 0 | - | 4.94 | 1,213,698 |
| Countries that Start with S | 0 | - | 4.98 | 1,751,514 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,024 |
| Countries that Start with U | 0 | - | 4.97 | 902,965 |
| Countries that Start with V | 0 | - | 4.98 | 608,071 |
| Countries that Start with F | 0 | - | 4.83 | 615,872 |
| Countries that Start with M | 0 | - | 4.97 | 1,378,900 |
| The Only African Country ... | 0 | - | 4.99 | 128,879 |
| The Only American Country ... | 0 | - | 4.92 | 121,358 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,036 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,596 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,631 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,187 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,724 |
| European Countries with One Border | 0 | - | 4.97 | 182,436 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,250 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,949 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,288,831 |
| Boxing Countries | 0 | - | 4.26 | 31,315 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,458 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,289 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,892 |
| Landlocked Countries | 0 | - | 4.99 | 418,245 |
| UK Immigration by Country | 0 | - | 4.94 | 140,594 |
| Central American Countries | 0 | - | 4.98 | 155,816 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,257 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,657 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,188 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,927 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,347 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,017 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,467 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,983 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 120,891 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,659 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,268 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,094 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,889 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,134 |
| The Only Remaining Asian Country . . . | 0 | - | 4.63 | 45,703 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,670 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,811 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,715 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,787 |
| Countries That Border Russia | 0 | - | 4.98 | 460,947 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,845 |
| Countries Bordering France | 0 | - | 4.83 | 401,729 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,486 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,477 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,904 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,726 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,255 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,703 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,692 |
| Name a Valid African Country | 0 | - | 4.98 | 153,687 |
| Germany Country Quiz | 0 | - | 4.82 | 157,486 |
| Russia Country Quiz | 0 | - | 4.85 | 114,220 |
| Italy Country Quiz | 0 | - | 4.82 | 123,117 |
| Japan Country Quiz | 0 | - | 4.93 | 142,150 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,316 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,207 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,992 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,275 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,650 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,406 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,360 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,630 |
| Syria Country Quiz | 0 | - | 4.81 | 32,641 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,480 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,701 |
| Palau Country Quiz | 0 | - | 4.90 | 22,958 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,474 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,388 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,568 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,801 |
| World Capitals Quiz | 0 | - | 5.00 | 5,060,022 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,506 |
| Random European Capital to Country | 0 | - | 4.98 | 190,537 |
| Random European Country to Capital | 0 | - | 4.93 | 164,265 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,108 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,507 |
| Random African Country to Capital | 0 | - | 4.94 | 70,984 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,637 |
| Himalayan Countries | 0 | - | 4.94 | 137,120 |
| Andean Countries | 0 | - | 4.95 | 83,778 |
