| Olympic Host Countries | 0 | - | 4.98 | 200,658 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,073 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,261 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,355 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,303 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 309,147 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,495 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,134 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,930 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 46,934 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,927 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,159 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,344 |
| Countries with Megacities | 0 | - | 4.99 | 262,884 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,184 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,166 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,482 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,211 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,445,020 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,166 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,155 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,805 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,895 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,373 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,330 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,276 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,674 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,675 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,836 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,362 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,498 |
| North American Sports Cities | 0 | - | 4.83 | 172,327 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,917 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,784 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,150 |
| The Only European Country ... | 0 | - | 4.91 | 216,484 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,149 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,044 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,635 |
| Countries of Africa | 0 | - | 5.00 | 2,535,191 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,424 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,071 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,735 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,731 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,640 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,561 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,581 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,390 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,844 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,104 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,280 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,914 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,223 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,168 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,703 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,230 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,521 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,200 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,163 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,581 |
| Countries of the Middle East | 0 | - | 4.96 | 201,069 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,215 |
| Slavic Countries | 0 | - | 4.96 | 111,613 |
| African Island Countries | 0 | - | 4.96 | 101,584 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,492 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,864 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,906 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,064 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,022,569 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,832 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,460 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,438 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,901 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,618 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,690 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,588 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,194 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,160 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,544 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,187 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,116 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,954 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,228 |
| Boundary Waters | 0 | - | 4.92 | 88,450 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,136 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,038 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,786 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,765 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,248 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,783 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,802 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,409 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,208 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,201 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,387 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,700 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 13,048 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,515 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,858 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,241 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,073 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,051 |
| Monarchies of Europe | 0 | - | 4.90 | 98,098 |
| Monarchies of Asia | 0 | - | 4.97 | 71,069 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,861 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,363 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,744 |
| Countries that Start with A | 0 | - | 4.98 | 2,161,623 |
| Countries that Start with B | 0 | - | 4.95 | 2,293,353 |
| Countries that Start with C | 0 | - | 4.96 | 1,821,226 |
| Countries that Start with D | 0 | - | 4.96 | 709,044 |
| Countries that Start with E | 0 | - | 4.95 | 1,376,531 |
| Countries that Start with G | 0 | - | 4.97 | 1,502,578 |
| Countries that Start with H | 0 | - | 4.96 | 604,323 |
| Countries that Start with I | 0 | - | 4.92 | 1,287,520 |
| Countries that Start with J | 0 | - | 4.98 | 602,043 |
| Countries that Start with K | 0 | - | 4.97 | 815,360 |
| Countries that Start with L | 0 | - | 4.98 | 1,090,204 |
| Countries that Start with N | 0 | - | 4.93 | 1,117,194 |
| Countries that Start with P | 0 | - | 4.94 | 1,215,641 |
| Countries that Start with S | 0 | - | 4.98 | 1,754,124 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,437 |
| Countries that Start with U | 0 | - | 4.97 | 904,180 |
| Countries that Start with V | 0 | - | 4.98 | 609,122 |
| Countries that Start with F | 0 | - | 4.83 | 617,263 |
| Countries that Start with M | 0 | - | 4.97 | 1,381,084 |
| The Only African Country ... | 0 | - | 4.99 | 129,069 |
| The Only American Country ... | 0 | - | 4.92 | 121,559 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,112 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,761 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,806 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,459 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,948 |
| European Countries with One Border | 0 | - | 4.97 | 182,717 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,520 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,161 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,422,369 |
| Boxing Countries | 0 | - | 4.26 | 31,351 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,641 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,399 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,136 |
| Landlocked Countries | 0 | - | 4.99 | 419,995 |
| UK Immigration by Country | 0 | - | 4.94 | 140,854 |
| Central American Countries | 0 | - | 4.98 | 156,403 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,581 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,936 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,241 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,182 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,571 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,851 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,316 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,546 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 134,093 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,132 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,442 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,210 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,044 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,240 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,800 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,812 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,071 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,951 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,941 |
| Countries That Border Russia | 0 | - | 4.98 | 461,596 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,005 |
| Countries Bordering France | 0 | - | 4.83 | 402,419 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,282 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,557 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,063 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,911 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,361 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,774 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,951 |
| Name a Valid African Country | 0 | - | 4.98 | 154,011 |
| Germany Country Quiz | 0 | - | 4.82 | 157,788 |
| Russia Country Quiz | 0 | - | 4.85 | 114,435 |
| Italy Country Quiz | 0 | - | 4.82 | 123,364 |
| Japan Country Quiz | 0 | - | 4.93 | 142,417 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,705 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,318 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,057 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,329 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,751 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,448 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,472 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,711 |
| Syria Country Quiz | 0 | - | 4.81 | 32,754 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,515 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,776 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,670 |
| Palau Country Quiz | 0 | - | 4.90 | 23,004 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,569 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,489 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,890 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,092 |
| World Capitals Quiz | 0 | - | 5.00 | 5,070,790 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,633 |
| Random European Capital to Country | 0 | - | 4.98 | 190,814 |
| Random European Country to Capital | 0 | - | 4.93 | 165,037 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,387 |
