| Countries by Sports League Revenue | 0 | - | 4.95 | 77,328 |
| Olympic Host Countries | 0 | - | 4.98 | 200,726 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 309,419 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,020 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,129 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,222 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,445 |
| Countries with Megacities | 0 | - | 4.99 | 263,337 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,285 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,235 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,580 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,275 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,372 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,445,598 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,314 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,819 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,927 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,526 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,392 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,343 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,349 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,174 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,715 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,789 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,899 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,390 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,534 |
| North American Sports Cities | 0 | - | 4.83 | 172,367 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,318 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,028 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,826 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,244 |
| The Only European Country ... | 0 | - | 4.91 | 216,617 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,248 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,125 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,650 |
| Countries of Africa | 0 | - | 5.00 | 2,536,954 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,175 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,818 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,779 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,180 |
| Boundary Waters | 0 | - | 4.92 | 88,462 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,161 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,083 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,769 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,615 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,604 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,440 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,883 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,984 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,270 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,194 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,740 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,249 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,538 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,022 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,704 |
| Countries of the Middle East | 0 | - | 4.96 | 201,168 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,282 |
| Slavic Countries | 0 | - | 4.96 | 111,658 |
| African Island Countries | 0 | - | 4.96 | 101,633 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,957 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,119 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,893 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,514 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,506 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,977 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,661 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,732 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,607 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,224 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,205 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,576 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,232 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,151 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,994 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,260 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,687 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,214 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,815 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,218 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 13,143 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,173 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,366 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,873 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,839 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,318 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,823 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,426 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,264 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,737 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,586 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,452,890 |
| Landlocked Countries | 0 | - | 4.99 | 420,439 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,898 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,286 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,121 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,078 |
| Monarchies of Europe | 0 | - | 4.90 | 98,148 |
| Monarchies of Asia | 0 | - | 4.97 | 71,086 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,886 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,814 |
| Countries that Start with A | 0 | - | 4.98 | 2,162,527 |
| Countries that Start with B | 0 | - | 4.95 | 2,294,240 |
| Countries that Start with C | 0 | - | 4.96 | 1,821,983 |
| Countries that Start with D | 0 | - | 4.96 | 709,542 |
| Countries that Start with E | 0 | - | 4.95 | 1,377,105 |
| Countries that Start with G | 0 | - | 4.97 | 1,503,215 |
| Countries that Start with H | 0 | - | 4.96 | 604,711 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,266 |
| Countries that Start with J | 0 | - | 4.98 | 602,391 |
| Countries that Start with K | 0 | - | 4.97 | 815,748 |
| Countries that Start with L | 0 | - | 4.98 | 1,090,687 |
| Countries that Start with N | 0 | - | 4.93 | 1,117,658 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,073 |
| Countries that Start with S | 0 | - | 4.98 | 1,754,734 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,797 |
| Countries that Start with U | 0 | - | 4.97 | 904,472 |
| Countries that Start with V | 0 | - | 4.98 | 609,338 |
| Countries that Start with F | 0 | - | 4.83 | 617,570 |
| Countries that Start with M | 0 | - | 4.97 | 1,381,623 |
| The Only African Country ... | 0 | - | 4.99 | 129,098 |
| The Only American Country ... | 0 | - | 4.92 | 121,603 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,124 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,778 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,854 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,521 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,000 |
| European Countries with One Border | 0 | - | 4.97 | 182,775 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,575 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,201 |
| Boxing Countries | 0 | - | 4.26 | 31,356 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,600 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,506 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,945 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,679 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,173 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,429 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,198 |
| World Capitals Quiz | 0 | - | 5.00 | 5,073,298 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,676 |
| Himalayan Countries | 0 | - | 4.95 | 138,063 |
| Andean Countries | 0 | - | 4.95 | 84,253 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,476 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,303 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,108 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,552 |
| Danube Countries | 0 | - | 4.97 | 71,825 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,775 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,224 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,955 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,399 |
| European Landlocked Countries | 0 | - | 4.99 | 146,956 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,365 |
| Countries with the Most Species | 0 | - | 4.99 | 103,083 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,526 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,497 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,657 |
| UK Immigration by Country | 0 | - | 4.94 | 140,894 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,439 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,112 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,499 |
| Countries in the Alps | 0 | - | 4.87 | 117,950 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 99,253 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,682 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,545 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,443 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,298 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,830 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,461 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,332 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,069 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,698 |
| Central American Countries | 0 | - | 4.98 | 156,460 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,561 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,417 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,641 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,064 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,985 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,254 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,342 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,359 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,511 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,175 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,684 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,229 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,597 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,802 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,132 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,648 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,102 |
| Largest Countries By Category | 0 | - | 4.97 | 157,913 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,037 |
| Countries by Countries | 0 | - | 4.97 | 63,004 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,398 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,600 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 134,427 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,175 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,491 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,232 |
