| Countries by Sports League Revenue | 0 | - | 4.95 | 77,870 |
| Olympic Host Countries | 0 | - | 4.98 | 201,280 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 311,394 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 51,450 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,757 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,374 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,149 |
| Countries with Megacities | 0 | - | 4.99 | 265,181 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,968 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,612 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,233 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,681 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,556 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,449,586 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,318 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,918 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,142 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,744 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,605 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,434 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,823 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,412 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,026 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,393 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,279 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,643 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 93,838 |
| North American Sports Cities | 0 | - | 4.83 | 172,743 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,435 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,850 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,234 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,975 |
| The Only European Country ... | 0 | - | 4.91 | 217,734 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,016 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,808 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,773 |
| Countries of Africa | 0 | - | 5.00 | 2,547,743 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,727 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,328 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,086 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,327 |
| Boundary Waters | 0 | - | 4.92 | 88,621 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,291 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,366 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,818 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,974 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,744 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,847 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,254 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,381 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,576 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,342 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,986 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,373 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,679 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,712 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,695 |
| Countries of the Middle East | 0 | - | 4.96 | 201,875 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,706 |
| Slavic Countries | 0 | - | 4.96 | 111,997 |
| African Island Countries | 0 | - | 4.96 | 101,982 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,293 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,472 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,352 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,900 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,013 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,570 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,058 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,128 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,760 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,476 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,571 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,937 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,643 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,457 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,387 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,563 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,761 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,898 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,897 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,341 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,416 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,394 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,403 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,542 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,386 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,893 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,467 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,633 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,604 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,975 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,099 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,650,472 |
| Landlocked Countries | 0 | - | 4.99 | 422,839 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,194 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,666 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,357 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,274 |
| Monarchies of Europe | 0 | - | 4.90 | 98,448 |
| Monarchies of Asia | 0 | - | 4.97 | 71,298 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,084 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,695 |
| Countries that Start with A | 0 | - | 4.98 | 2,168,543 |
| Countries that Start with B | 0 | - | 4.95 | 2,299,705 |
| Countries that Start with C | 0 | - | 4.96 | 1,826,355 |
| Countries that Start with D | 0 | - | 4.96 | 712,748 |
| Countries that Start with E | 0 | - | 4.95 | 1,380,766 |
| Countries that Start with G | 0 | - | 4.97 | 1,507,038 |
| Countries that Start with H | 0 | - | 4.96 | 606,930 |
| Countries that Start with I | 0 | - | 4.92 | 1,291,161 |
| Countries that Start with J | 0 | - | 4.98 | 604,477 |
| Countries that Start with K | 0 | - | 4.97 | 818,058 |
| Countries that Start with L | 0 | - | 4.98 | 1,093,484 |
| Countries that Start with N | 0 | - | 4.93 | 1,120,539 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,869 |
| Countries that Start with S | 0 | - | 4.98 | 1,758,677 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,906 |
| Countries that Start with U | 0 | - | 4.97 | 906,137 |
| Countries that Start with V | 0 | - | 4.98 | 610,514 |
| Countries that Start with F | 0 | - | 4.83 | 619,290 |
| Countries that Start with M | 0 | - | 4.97 | 1,384,744 |
| The Only African Country ... | 0 | - | 4.99 | 129,354 |
| The Only American Country ... | 0 | - | 4.92 | 121,893 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,249 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,968 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,138 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,969 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,365 |
| European Countries with One Border | 0 | - | 4.97 | 183,257 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,025 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,473 |
| Boxing Countries | 0 | - | 4.26 | 31,424 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,755 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,631 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,527 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,908 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,544 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,646 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,510 |
| World Capitals Quiz | 0 | - | 5.00 | 5,088,554 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,945 |
| Himalayan Countries | 0 | - | 4.95 | 139,109 |
| Andean Countries | 0 | - | 4.93 | 84,843 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,065 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,173 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,645 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,960 |
| Danube Countries | 0 | - | 4.97 | 72,118 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,163 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,522 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,498 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,001 |
| European Landlocked Countries | 0 | - | 4.99 | 147,260 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,804 |
| Countries with the Most Species | 0 | - | 4.99 | 103,329 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,933 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,644 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,760 |
| UK Immigration by Country | 0 | - | 4.94 | 141,247 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,608 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,344 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,768 |
| Countries in the Alps | 0 | - | 4.87 | 118,338 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,661 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,242 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,735 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,695 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,614 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,023 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,783 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,585 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,235 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,940 |
| Central American Countries | 0 | - | 4.98 | 156,896 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,030 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,703 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,581 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,970 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,312 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,383 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,315 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,554 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,619 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,114 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,384 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,628 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,593 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,819 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,226 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,402 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,389 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,299 |
| Largest Countries By Category | 0 | - | 4.97 | 158,367 |
| Countries by Countries | 0 | - | 4.96 | 63,339 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,967 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,891 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,939 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,478 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,775 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,389 |
