| Countries by Sports League Revenue | 0 | - | 4.94 | 78,638 |
| Olympic Host Countries | 0 | - | 4.98 | 202,074 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 314,357 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,337 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,233 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,968 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,315 |
| Countries with Megacities | 0 | - | 4.99 | 267,451 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,983 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,227 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,312 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,332 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,727 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,454,970 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,700 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 58,096 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,397 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 96,012 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,835 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,542 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,491 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,680 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,395 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,355 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,731 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,947 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,288 |
| North American Sports Cities | 0 | - | 4.82 | 173,206 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,582 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,978 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,092 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,292 |
| The Only European Country ... | 0 | - | 4.91 | 219,273 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,114 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,652 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,953 |
| Countries of Africa | 0 | - | 5.00 | 2,562,002 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,375 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,920 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,603 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,526 |
| Boundary Waters | 0 | - | 4.92 | 88,798 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,430 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,757 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,334 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,501 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,942 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,453 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,750 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,898 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,947 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,565 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,233 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,542 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,887 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,600 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,002 |
| Countries of the Middle East | 0 | - | 4.96 | 203,075 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,259 |
| Slavic Countries | 0 | - | 4.96 | 112,429 |
| African Island Countries | 0 | - | 4.96 | 102,622 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,730 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,015 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,895 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,378 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,787 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,912 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,653 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,628 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,035 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,908 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,149 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,939 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,522 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,990 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,222 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 44,785 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,359 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,284 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,996 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,513 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,731 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,177 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,606 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,454 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,725 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,278 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,097 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 104,979 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,925 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,026 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,294 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,994 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,919,557 |
| Landlocked Countries | 0 | - | 4.99 | 426,540 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,511 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,172 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,710 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,552 |
| Monarchies of Europe | 0 | - | 4.90 | 98,938 |
| Monarchies of Asia | 0 | - | 4.97 | 71,544 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,315 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,618 |
| Countries that Start with A | 0 | - | 4.98 | 2,176,842 |
| Countries that Start with B | 0 | - | 4.95 | 2,307,529 |
| Countries that Start with C | 0 | - | 4.96 | 1,832,301 |
| Countries that Start with D | 0 | - | 4.96 | 717,005 |
| Countries that Start with E | 0 | - | 4.95 | 1,385,767 |
| Countries that Start with G | 0 | - | 4.97 | 1,512,251 |
| Countries that Start with H | 0 | - | 4.96 | 609,977 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,096 |
| Countries that Start with J | 0 | - | 4.98 | 607,377 |
| Countries that Start with K | 0 | - | 4.97 | 821,189 |
| Countries that Start with L | 0 | - | 4.98 | 1,097,370 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,430 |
| Countries that Start with P | 0 | - | 4.94 | 1,222,569 |
| Countries that Start with S | 0 | - | 4.98 | 1,763,909 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,334 |
| Countries that Start with U | 0 | - | 4.97 | 908,803 |
| Countries that Start with V | 0 | - | 4.98 | 612,250 |
| Countries that Start with F | 0 | - | 4.83 | 621,616 |
| Countries that Start with M | 0 | - | 4.97 | 1,388,862 |
| The Only African Country ... | 0 | - | 4.99 | 129,728 |
| The Only American Country ... | 0 | - | 4.92 | 122,256 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,410 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,468 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,892 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,611 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 106,946 |
| European Countries with One Border | 0 | - | 4.97 | 183,891 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,609 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,915 |
| Boxing Countries | 0 | - | 4.27 | 31,485 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,952 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,782 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,059 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,171 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,087 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,825 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,899 |
| World Capitals Quiz | 0 | - | 5.00 | 5,109,544 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,544 |
| Himalayan Countries | 0 | - | 4.93 | 140,480 |
| Andean Countries | 0 | - | 4.94 | 85,618 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,747 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,214 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,314 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,546 |
| Danube Countries | 0 | - | 4.97 | 72,471 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,680 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,900 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,262 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,736 |
| European Landlocked Countries | 0 | - | 4.99 | 147,671 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,396 |
| Countries with the Most Species | 0 | - | 4.99 | 103,605 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,510 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,791 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,912 |
| UK Immigration by Country | 0 | - | 4.94 | 141,793 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,876 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,616 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,070 |
| Countries in the Alps | 0 | - | 4.87 | 118,858 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,790 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,991 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,010 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,091 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,038 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,320 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,470 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,925 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,464 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,235 |
| Central American Countries | 0 | - | 4.98 | 157,413 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,638 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,914 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,782 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,465 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,611 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,001 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,398 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,849 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,949 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,987 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,658 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 75,556 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,051 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,142 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,743 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,952 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,307 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,551 |
| Largest Countries By Category | 0 | - | 4.97 | 158,949 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,833 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,402 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,500 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,885 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,089 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,607 |
