| Countries by Sports League Revenue | 0 | - | 4.94 | 77,161 |
| Olympic Host Countries | 0 | - | 4.98 | 200,570 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,711 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 46,826 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,017 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,626 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,238 |
| Countries with Megacities | 0 | - | 4.99 | 262,297 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,071 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,108 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,380 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,158 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,330 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,401 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,001 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,787 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,857 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,463 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,347 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,316 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,207 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,102 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,631 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,586 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,779 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,335 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,455 |
| North American Sports Cities | 0 | - | 4.83 | 172,253 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,288 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,792 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,739 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,062 |
| The Only European Country ... | 0 | - | 4.91 | 216,328 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,012 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,962 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,624 |
| Countries of Africa | 0 | - | 5.00 | 2,533,649 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,934 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,647 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,673 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,147 |
| Boundary Waters | 0 | - | 4.92 | 88,424 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,122 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,001 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,494 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,492 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,547 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,329 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,801 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,858 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,178 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,140 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,641 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,212 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,491 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,837 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,445 |
| Countries of the Middle East | 0 | - | 4.96 | 200,960 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,161 |
| Slavic Countries | 0 | - | 4.96 | 111,576 |
| African Island Countries | 0 | - | 4.96 | 101,529 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,865 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,020 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,765 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,406 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,357 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,832 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,560 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,640 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,569 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,160 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,100 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,505 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,139 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,070 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,910 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,193 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,323 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,955 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,787 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,180 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 12,940 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,130 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,358 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,682 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,697 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,174 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,741 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,385 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,144 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,657 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,450 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,390,391 |
| Landlocked Countries | 0 | - | 4.99 | 419,660 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,819 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,179 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,033 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,015 |
| Monarchies of Europe | 0 | - | 4.90 | 98,046 |
| Monarchies of Asia | 0 | - | 4.97 | 71,038 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,826 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,618 |
| Countries that Start with A | 0 | - | 4.98 | 2,160,704 |
| Countries that Start with B | 0 | - | 4.95 | 2,292,479 |
| Countries that Start with C | 0 | - | 4.96 | 1,820,542 |
| Countries that Start with D | 0 | - | 4.96 | 708,560 |
| Countries that Start with E | 0 | - | 4.95 | 1,375,941 |
| Countries that Start with G | 0 | - | 4.97 | 1,501,847 |
| Countries that Start with H | 0 | - | 4.96 | 603,874 |
| Countries that Start with I | 0 | - | 4.92 | 1,287,080 |
| Countries that Start with J | 0 | - | 4.98 | 601,644 |
| Countries that Start with K | 0 | - | 4.97 | 814,982 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,767 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,731 |
| Countries that Start with P | 0 | - | 4.94 | 1,215,173 |
| Countries that Start with S | 0 | - | 4.98 | 1,753,452 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,061 |
| Countries that Start with U | 0 | - | 4.97 | 903,883 |
| Countries that Start with V | 0 | - | 4.98 | 608,874 |
| Countries that Start with F | 0 | - | 4.83 | 616,908 |
| Countries that Start with M | 0 | - | 4.97 | 1,380,557 |
| The Only African Country ... | 0 | - | 4.99 | 129,035 |
| The Only American Country ... | 0 | - | 4.92 | 121,503 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,099 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,728 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,754 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,391 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,890 |
| European Countries with One Border | 0 | - | 4.97 | 182,655 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,460 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,106 |
| Boxing Countries | 0 | - | 4.26 | 31,340 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,538 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,472 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,813 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,594 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,031 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,375 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,059 |
| World Capitals Quiz | 0 | - | 5.00 | 5,068,203 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,296 |
| Himalayan Countries | 0 | - | 4.95 | 137,732 |
| Andean Countries | 0 | - | 4.95 | 84,080 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,322 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,852 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,953 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,434 |
| Danube Countries | 0 | - | 4.97 | 71,734 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,657 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,133 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,782 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,863 |
| European Landlocked Countries | 0 | - | 4.99 | 146,857 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,228 |
| Countries with the Most Species | 0 | - | 4.99 | 102,997 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,390 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,455 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,616 |
| UK Immigration by Country | 0 | - | 4.94 | 140,789 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,365 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,041 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,435 |
| Countries in the Alps | 0 | - | 4.87 | 117,809 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,213 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,525 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,466 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,232 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,190 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,774 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,368 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,260 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,018 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,624 |
| Central American Countries | 0 | - | 4.98 | 156,337 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,521 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,368 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,467 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,987 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,871 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,226 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,255 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,273 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,337 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,111 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,621 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,136 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,539 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,645 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,706 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,421 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,038 |
| Largest Countries By Category | 0 | - | 4.97 | 157,778 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,614 |
| Countries by Countries | 0 | - | 4.96 | 62,920 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,224 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,503 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 133,685 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,078 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,398 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,192 |
