| Countries by Sports League Revenue | 0 | - | 4.94 | 75,460 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,148 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,401 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,800 |
| Olympic Host Countries | 0 | - | 4.98 | 198,809 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,099 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,112 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,373 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,904 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,051 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,021 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,722 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,348 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,529 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,797 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,960 |
| Countries with Megacities | 0 | - | 4.99 | 246,413 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,874 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,776 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,331 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,732 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,722 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,556 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,232 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,621 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,761 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,024 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,928 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,378 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,763 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,784 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,429 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,530 |
| North American Sports Cities | 0 | - | 4.83 | 170,810 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,901 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,840 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,762 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,428 |
| The Only European Country ... | 0 | - | 4.91 | 213,631 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,967 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,413 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,165 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 179,920 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 123,751 |
| Countries of Africa | 0 | - | 5.00 | 2,505,878 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,648 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,281 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,718 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,861 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,103 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,229 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,826 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,338 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,515 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,219 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,202 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,553 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,518 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,751 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,149 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,976 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,124 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,164 |
| Countries of the Middle East | 0 | - | 4.96 | 198,790 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,195 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,869 |
| Slavic Countries | 0 | - | 4.96 | 110,804 |
| African Island Countries | 0 | - | 4.96 | 100,706 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,470 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,655 |
| Coldest Countries | 0 | - | 4.97 | 137,172 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,216 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 71,529 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 121,952 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 89,888 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,321 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,958 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,631 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,412 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,992 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,537 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,639 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,707 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,126 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,116 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,237 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,513 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,192 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,349 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,170 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,459 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,804 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,889 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,747 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,937 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,595 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,787 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,317 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,827 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,889 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,195 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,131 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,293 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,293 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,326 |
| Monarchies of Europe | 0 | - | 4.90 | 97,255 |
| Monarchies of Asia | 0 | - | 4.97 | 70,563 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,408 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,444 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,078 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,405 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,496 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,589 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 261,889 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 102,868 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,654 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,271 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,649 |
| Countries that Start with A | 0 | - | 4.97 | 2,145,573 |
| Countries that Start with B | 0 | - | 4.95 | 2,278,785 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,429 |
| Countries that Start with D | 0 | - | 4.96 | 700,939 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,812 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,027 |
| Countries that Start with H | 0 | - | 4.96 | 597,441 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,683 |
| Countries that Start with J | 0 | - | 4.98 | 595,507 |
| Countries that Start with K | 0 | - | 4.96 | 808,935 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,334 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,194 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,026 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,754 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,763 |
| Countries that Start with U | 0 | - | 4.97 | 899,595 |
| Countries that Start with V | 0 | - | 4.98 | 604,778 |
| Countries that Start with F | 0 | - | 4.83 | 611,782 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,725 |
| The Only African Country ... | 0 | - | 4.99 | 128,305 |
| The Only American Country ... | 0 | - | 4.92 | 120,696 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,752 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,218 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,990 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,281 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,966 |
| European Countries with One Border | 0 | - | 4.97 | 181,525 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,200 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,052 |
| Boundary Waters | 0 | - | 4.92 | 88,019 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,793 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,218 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,907 |
| UK Immigration by Country | 0 | - | 4.94 | 139,531 |
| Boxing Countries | 0 | - | 4.26 | 31,218 |
| Central American Countries | 0 | - | 4.98 | 154,958 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,590 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,705 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,131 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,817 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,350 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,157 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,328 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,188 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,032 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,757 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,741 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,407 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,162 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,193 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,067 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,470 |
| Countries That Border Russia | 0 | - | 4.98 | 458,700 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,433 |
| Countries Bordering France | 0 | - | 4.85 | 398,036 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,857 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,187 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,449 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,158 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,958 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,480 |
| Germany Country Quiz | 0 | - | 4.82 | 156,464 |
| Russia Country Quiz | 0 | - | 4.85 | 113,595 |
| Italy Country Quiz | 0 | - | 4.82 | 122,132 |
| Japan Country Quiz | 0 | - | 4.92 | 141,167 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,048 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,814 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,802 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,013 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,012 |
| Syria Country Quiz | 0 | - | 4.81 | 32,276 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,468 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,396 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,802 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,140 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,879,485 |
| Landlocked Countries | 0 | - | 4.99 | 413,163 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,004 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,748 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,438 |
| Countries with the Highest Elevation with Exceptions | 0 | - | 4.70 | 59,431 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,283 |
