| Countries by Sports League Revenue | 0 | - | 4.94 | 78,629 |
| Olympic Host Countries | 0 | - | 4.98 | 202,063 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 314,324 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,320 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,227 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,942 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,305 |
| Countries with Megacities | 0 | - | 4.99 | 267,421 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,976 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,224 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,303 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,326 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,725 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,454,910 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,689 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 58,094 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,394 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 96,010 |
| 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 | 59,482 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,679 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,386 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,343 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,728 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,945 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,282 |
| North American Sports Cities | 0 | - | 4.82 | 173,203 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,581 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,961 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,082 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,283 |
| The Only European Country ... | 0 | - | 4.91 | 219,255 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,102 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,640 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,953 |
| Countries of Africa | 0 | - | 5.00 | 2,561,846 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,371 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,914 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,601 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,525 |
| Boundary Waters | 0 | - | 4.92 | 88,794 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,430 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,755 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,321 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,497 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,939 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,446 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,741 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,896 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,942 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,562 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,228 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,541 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,887 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,597 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,990 |
| Countries of the Middle East | 0 | - | 4.96 | 203,061 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,254 |
| Slavic Countries | 0 | - | 4.96 | 112,423 |
| African Island Countries | 0 | - | 4.96 | 102,608 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,723 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,011 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,890 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,372 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,781 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,896 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,646 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,622 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,032 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,904 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,145 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,933 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,509 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,981 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,217 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 44,569 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,309 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,227 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,996 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,510 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,724 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,170 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,603 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,454 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,717 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,276 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,084 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 104,975 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,921 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,021 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,293 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,986 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,917,117 |
| Landlocked Countries | 0 | - | 4.99 | 426,493 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,509 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,167 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,705 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,550 |
| Monarchies of Europe | 0 | - | 4.90 | 98,931 |
| Monarchies of Asia | 0 | - | 4.97 | 71,539 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,314 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,609 |
| Countries that Start with A | 0 | - | 4.98 | 2,176,762 |
| Countries that Start with B | 0 | - | 4.95 | 2,307,475 |
| Countries that Start with C | 0 | - | 4.96 | 1,832,238 |
| Countries that Start with D | 0 | - | 4.96 | 716,963 |
| Countries that Start with E | 0 | - | 4.95 | 1,385,729 |
| Countries that Start with G | 0 | - | 4.97 | 1,512,199 |
| Countries that Start with H | 0 | - | 4.96 | 609,952 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,064 |
| Countries that Start with J | 0 | - | 4.98 | 607,351 |
| Countries that Start with K | 0 | - | 4.97 | 821,162 |
| Countries that Start with L | 0 | - | 4.98 | 1,097,332 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,391 |
| Countries that Start with P | 0 | - | 4.94 | 1,222,533 |
| Countries that Start with S | 0 | - | 4.98 | 1,763,864 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,305 |
| Countries that Start with U | 0 | - | 4.97 | 908,785 |
| Countries that Start with V | 0 | - | 4.98 | 612,237 |
| Countries that Start with F | 0 | - | 4.83 | 621,600 |
| Countries that Start with M | 0 | - | 4.97 | 1,388,823 |
| The Only African Country ... | 0 | - | 4.99 | 129,724 |
| The Only American Country ... | 0 | - | 4.92 | 122,253 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,410 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,464 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,888 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,605 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 106,937 |
| European Countries with One Border | 0 | - | 4.97 | 183,884 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,607 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,907 |
| Boxing Countries | 0 | - | 4.27 | 31,485 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,950 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,782 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,056 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,170 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,085 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,819 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,892 |
| World Capitals Quiz | 0 | - | 5.00 | 5,109,315 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,528 |
| Himalayan Countries | 0 | - | 4.93 | 140,463 |
| Andean Countries | 0 | - | 4.94 | 85,603 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,740 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,197 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,305 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,542 |
| Danube Countries | 0 | - | 4.97 | 72,466 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,676 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,896 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,254 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,727 |
| European Landlocked Countries | 0 | - | 4.99 | 147,665 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,391 |
| Countries with the Most Species | 0 | - | 4.99 | 103,603 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,501 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,790 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,910 |
| UK Immigration by Country | 0 | - | 4.94 | 141,786 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,875 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,614 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,065 |
| Countries in the Alps | 0 | - | 4.87 | 118,850 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,782 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,985 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,009 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,087 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,033 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,318 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,469 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,914 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,462 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,227 |
| Central American Countries | 0 | - | 4.98 | 157,407 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,636 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,910 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,780 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,460 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,602 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,996 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,396 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,843 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,944 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,972 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,654 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 75,454 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,043 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,137 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,741 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,934 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,285 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,550 |
| Largest Countries By Category | 0 | - | 4.97 | 158,946 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,824 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,398 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,485 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,884 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,083 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,605 |
