| Olympic Host Countries | 0 | - | 4.98 | 202,184 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,348 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,753 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,761 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,598 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 314,934 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 96,062 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,738 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,760 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,553 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,563 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,566 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,478 |
| Countries with Megacities | 0 | - | 4.99 | 267,806 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,130 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,330 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,459 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,427 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,946 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,949 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,641 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 58,135 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,448 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,877 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,561 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,627 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,462 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,506 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,807 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,992 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,356 |
| North American Sports Cities | 0 | - | 4.82 | 173,287 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,172 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,234 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,454 |
| The Only European Country ... | 0 | - | 4.91 | 219,525 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,299 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,798 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,979 |
| Countries of Africa | 0 | - | 5.00 | 2,564,269 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,803 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,471 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 119,020 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,682 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,591 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,601 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,969 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,557 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,845 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,887 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 91,036 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 224,020 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 136,009 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,603 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,277 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,571 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,921 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,864 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,023 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,211 |
| Countries of the Middle East | 0 | - | 4.96 | 203,233 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,348 |
| Slavic Countries | 0 | - | 4.96 | 112,489 |
| African Island Countries | 0 | - | 4.96 | 102,723 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,695 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,238 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 165,796 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,127 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,114 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,992 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,469 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,936 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,129 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,756 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,710 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,073 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,964 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,512 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,049 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,673 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,064 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,302 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,393 |
| Boundary Waters | 0 | - | 4.92 | 88,832 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,465 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,829 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,897 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,430 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,269 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,082 |
| Countries by Population Decrease | 0 | - | 4.46 | 50,017 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,967 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,100 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,543 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,890 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,359 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,786 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 228,115 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,568 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,264 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,767 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,607 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,243 |
| Monarchies of Europe | 0 | - | 4.90 | 99,020 |
| Monarchies of Asia | 0 | - | 4.97 | 71,600 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,346 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,463 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,796 |
| Countries that Start with A | 0 | - | 4.98 | 2,178,237 |
| Countries that Start with B | 0 | - | 4.95 | 2,308,846 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,320 |
| Countries that Start with D | 0 | - | 4.96 | 717,711 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,566 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,129 |
| Countries that Start with H | 0 | - | 4.96 | 610,475 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,741 |
| Countries that Start with J | 0 | - | 4.98 | 607,856 |
| Countries that Start with K | 0 | - | 4.97 | 821,679 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,004 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,069 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,240 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,755 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,828 |
| Countries that Start with U | 0 | - | 4.97 | 909,178 |
| Countries that Start with V | 0 | - | 4.98 | 612,519 |
| Countries that Start with F | 0 | - | 4.83 | 621,973 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,541 |
| The Only African Country ... | 0 | - | 4.99 | 129,784 |
| The Only American Country ... | 0 | - | 4.92 | 122,339 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,440 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,555 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,971 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,706 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,056 |
| European Countries with One Border | 0 | - | 4.97 | 184,002 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,710 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,973 |
| Highest Fertility Countries | 0 | - | 4.90 | 27,303 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,964,623 |
| Boxing Countries | 0 | - | 4.27 | 31,503 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,225 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,861 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,964 |
| Landlocked Countries | 0 | - | 4.99 | 427,196 |
| UK Immigration by Country | 0 | - | 4.94 | 141,879 |
| Central American Countries | 0 | - | 4.98 | 157,521 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,688 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,549 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,089 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,410 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,120 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,199 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,970 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,950 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,473 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,697 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,942 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,136 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,640 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,924 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,769 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 46,174 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,422 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,043 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,927 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,809 |
| Countries That Border Russia | 0 | - | 4.98 | 464,873 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,528 |
| Countries Bordering France | 0 | - | 4.83 | 405,302 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,192 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,940 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,689 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,939 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,781 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,308 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,932 |
| Name a Valid African Country | 0 | - | 4.98 | 155,239 |
| Germany Country Quiz | 0 | - | 4.82 | 159,032 |
| Russia Country Quiz | 0 | - | 4.83 | 115,427 |
| Japan Country Quiz | 0 | - | 4.93 | 143,500 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,238 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,824 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,289 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,630 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,132 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,561 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,905 |
| Nepal Country Quiz | 0 | - | 4.95 | 38,021 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,972 |
| Syria Country Quiz | 0 | - | 4.80 | 33,104 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,635 |
| Kenya Country Quiz | 0 | - | 4.86 | 35,064 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,982 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,754 |
| Palau Country Quiz | 0 | - | 4.89 | 23,163 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,987 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,810 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,158 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,183 |
| World Capitals Quiz | 0 | - | 5.00 | 5,113,336 |
