| Countries by Sports League Revenue | 0 | - | 4.94 | 77,041 |
| Olympic Host Countries | 0 | - | 4.98 | 200,461 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,320 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 46,682 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,930 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,211 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,103 |
| Countries with Megacities | 0 | - | 4.99 | 261,150 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,962 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,038 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,237 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,053 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,289 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,672 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,827 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,777 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,801 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,413 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,305 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,300 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,122 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,034 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,581 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,480 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,714 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,297 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,397 |
| North American Sports Cities | 0 | - | 4.83 | 171,846 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,267 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,649 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,668 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,922 |
| The Only European Country ... | 0 | - | 4.91 | 216,128 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,862 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,854 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,596 |
| Countries of Africa | 0 | - | 5.00 | 2,531,583 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,816 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,533 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,608 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,113 |
| Boundary Waters | 0 | - | 4.92 | 88,391 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,099 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,944 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,282 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,436 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,515 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,270 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,751 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,801 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,135 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,105 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,573 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,183 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,460 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,690 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,277 |
| Countries of the Middle East | 0 | - | 4.96 | 200,841 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,069 |
| Slavic Countries | 0 | - | 4.96 | 111,528 |
| African Island Countries | 0 | - | 4.96 | 101,475 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,819 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,953 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,706 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,332 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,257 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,734 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,480 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,582 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,535 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,120 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,027 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,439 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,062 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,005 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,853 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,133 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,728 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,066 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,775 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,149 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 12,751 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,107 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,352 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,526 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,586 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,092 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,676 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,366 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,079 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,614 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,340 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,352,599 |
| Landlocked Countries | 0 | - | 4.99 | 419,213 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,770 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,109 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,979 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,967 |
| Monarchies of Europe | 0 | - | 4.90 | 97,992 |
| Monarchies of Asia | 0 | - | 4.97 | 71,005 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,794 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,429 |
| Countries that Start with A | 0 | - | 4.98 | 2,159,594 |
| Countries that Start with B | 0 | - | 4.95 | 2,291,521 |
| Countries that Start with C | 0 | - | 4.96 | 1,819,714 |
| Countries that Start with D | 0 | - | 4.96 | 707,979 |
| Countries that Start with E | 0 | - | 4.95 | 1,375,272 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,952 |
| Countries that Start with H | 0 | - | 4.96 | 603,402 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,495 |
| Countries that Start with J | 0 | - | 4.98 | 601,224 |
| Countries that Start with K | 0 | - | 4.97 | 814,555 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,229 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,218 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,686 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,805 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,713 |
| Countries that Start with U | 0 | - | 4.97 | 903,561 |
| Countries that Start with V | 0 | - | 4.98 | 608,595 |
| Countries that Start with F | 0 | - | 4.83 | 616,532 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,998 |
| The Only African Country ... | 0 | - | 4.99 | 128,985 |
| The Only American Country ... | 0 | - | 4.92 | 121,446 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,078 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,688 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,716 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,314 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,820 |
| European Countries with One Border | 0 | - | 4.97 | 182,566 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,380 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,040 |
| Boxing Countries | 0 | - | 4.26 | 31,331 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,513 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,437 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,711 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,545 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,957 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,345 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,988 |
| World Capitals Quiz | 0 | - | 5.00 | 5,065,304 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,106 |
| Himalayan Countries | 0 | - | 4.95 | 137,530 |
| Andean Countries | 0 | - | 4.95 | 83,993 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,262 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,737 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,886 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,385 |
| Danube Countries | 0 | - | 4.97 | 71,696 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,604 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,086 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,700 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,774 |
| European Landlocked Countries | 0 | - | 4.99 | 146,804 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,168 |
| Countries with the Most Species | 0 | - | 4.99 | 102,942 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,310 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,436 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,597 |
| UK Immigration by Country | 0 | - | 4.94 | 140,736 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,324 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,005 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,389 |
| Countries in the Alps | 0 | - | 4.87 | 117,731 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,163 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,416 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,437 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,025 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,135 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,735 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,310 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,213 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,981 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,578 |
| Central American Countries | 0 | - | 4.98 | 155,982 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,501 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,351 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,370 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,950 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,792 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,210 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,209 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,234 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,242 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,084 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,584 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,080 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,497 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,561 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,496 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,285 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,015 |
| Largest Countries By Category | 0 | - | 4.97 | 157,679 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,379 |
| Countries by Countries | 0 | - | 4.96 | 62,861 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,114 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,437 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 132,958 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,008 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,353 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,152 |
