| Countries by Sports League Revenue | 0 | - | 4.94 | 75,364 |
| Olympic Host Countries | 0 | - | 4.98 | 198,736 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 302,660 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,787 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,636 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 322,969 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,850 |
| Countries with Megacities | 0 | - | 4.99 | 246,141 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,766 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,726 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,230 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,661 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,767 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,395 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 376,987 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,529 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,207 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,571 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,711 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,004 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,852 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,345 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,714 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,661 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,741 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,390 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,477 |
| North American Sports Cities | 0 | - | 4.83 | 170,741 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,877 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,700 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,697 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,321 |
| The Only European Country ... | 0 | - | 4.91 | 213,453 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,811 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,301 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| Countries of Africa | 0 | - | 5.00 | 2,504,018 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,532 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,184 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,808 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,702 |
| Boundary Waters | 0 | - | 4.92 | 87,990 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,785 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,166 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,664 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,027 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,081 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,146 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,742 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,285 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,134 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,174 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,497 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,476 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,709 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,840 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,013 |
| Countries of the Middle East | 0 | - | 4.96 | 198,682 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,128 |
| Slavic Countries | 0 | - | 4.96 | 110,765 |
| African Island Countries | 0 | - | 4.96 | 100,641 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 163,984 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 168,950 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,574 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,347 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,895 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,458 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,571 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,665 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,102 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,064 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,181 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,452 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,140 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,312 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,125 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,412 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,490 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,281 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,584 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,796 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,698 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,267 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,689 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,793 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,669 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,888 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,756 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,245 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,456 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,136 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,847,252 |
| Landlocked Countries | 0 | - | 4.99 | 412,835 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,092 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,234 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,245 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,282 |
| Monarchies of Europe | 0 | - | 4.90 | 97,194 |
| Monarchies of Asia | 0 | - | 4.97 | 70,531 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,376 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,520 |
| Countries that Start with A | 0 | - | 4.98 | 2,144,461 |
| Countries that Start with B | 0 | - | 4.95 | 2,277,852 |
| Countries that Start with C | 0 | - | 4.96 | 1,808,633 |
| Countries that Start with D | 0 | - | 4.96 | 700,428 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,182 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,359 |
| Countries that Start with H | 0 | - | 4.96 | 596,994 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,112 |
| Countries that Start with J | 0 | - | 4.98 | 595,058 |
| Countries that Start with K | 0 | - | 4.96 | 808,554 |
| Countries that Start with L | 0 | - | 4.98 | 1,081,851 |
| Countries that Start with N | 0 | - | 4.93 | 1,108,699 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,543 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,093 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,374 |
| Countries that Start with U | 0 | - | 4.97 | 898,986 |
| Countries that Start with V | 0 | - | 4.98 | 604,482 |
| Countries that Start with F | 0 | - | 4.83 | 611,413 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,152 |
| The Only African Country ... | 0 | - | 4.99 | 128,253 |
| The Only American Country ... | 0 | - | 4.92 | 120,646 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,729 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,192 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,953 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,194 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,902 |
| European Countries with One Border | 0 | - | 4.97 | 181,442 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,958 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,001 |
| Boxing Countries | 0 | - | 4.26 | 31,207 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,102 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,070 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,455 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,366 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,835 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,865 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,051 |
| World Capitals Quiz | 0 | - | 5.00 | 5,025,162 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,215 |
| Himalayan Countries | 0 | - | 4.95 | 135,036 |
| Andean Countries | 0 | - | 4.94 | 82,653 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,076 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 122,972 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,747 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,453 |
| Danube Countries | 0 | - | 4.97 | 70,989 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,632 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,450 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,277 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,184 |
| European Landlocked Countries | 0 | - | 4.99 | 145,662 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,039 |
| Countries with the Most Species | 0 | - | 4.99 | 95,181 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,181 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,172 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,331 |
| UK Immigration by Country | 0 | - | 4.94 | 139,479 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,905 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,502 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,861 |
| Countries in the Alps | 0 | - | 4.87 | 116,675 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,460 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,055 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,935 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,317 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,059 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,933 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,459 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,679 |
| Largest Country by Body of Water | 0 | - | 4.95 | 55,158 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,963 |
| Central American Countries | 0 | - | 4.98 | 154,903 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,164 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 40,994 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,501 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,357 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,657 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 48,990 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,667 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,668 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,851 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,560 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,197 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,063 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,772 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,658 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,806 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,348 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,531 |
| Largest Countries By Category | 0 | - | 4.97 | 156,598 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,919 |
| Countries by Countries | 0 | - | 4.96 | 62,158 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,069 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,281 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,144 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 90,993 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,716 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,701 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,363 |
