| Countries by Sports League Revenue | 0 | - | 4.94 | 77,452 |
| Olympic Host Countries | 0 | - | 4.98 | 200,868 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 309,813 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,128 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,202 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,694 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,615 |
| Countries with Megacities | 0 | - | 4.99 | 263,825 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,469 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,324 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,737 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,365 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,424 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,520 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,521 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,844 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,984 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,575 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,433 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,360 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,427 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,221 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,777 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,947 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,983 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,446 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,597 |
| North American Sports Cities | 0 | - | 4.83 | 172,458 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,345 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,194 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,905 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,368 |
| The Only European Country ... | 0 | - | 4.91 | 216,871 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,427 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,273 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,679 |
| Countries of Africa | 0 | - | 5.00 | 2,539,476 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,288 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,938 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,845 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,219 |
| Boundary Waters | 0 | - | 4.92 | 88,501 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,192 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,155 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,990 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,699 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,640 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,522 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,965 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,060 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,358 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,223 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,797 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,283 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,575 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,182 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,905 |
| Countries of the Middle East | 0 | - | 4.96 | 201,290 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,370 |
| Slavic Countries | 0 | - | 4.96 | 111,729 |
| African Island Countries | 0 | - | 4.96 | 101,705 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,032 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,194 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,983 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,567 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,617 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,100 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,741 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,819 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,643 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,276 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,264 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,639 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,312 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,209 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,048 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,322 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,303 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,024,033 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,838 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,248 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,217 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,208 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,372 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,017 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,957 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,418 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,877 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,474 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,350 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,798 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,693 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,498,616 |
| Landlocked Countries | 0 | - | 4.99 | 420,984 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,951 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,374 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,170 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,123 |
| Monarchies of Europe | 0 | - | 4.90 | 98,200 |
| Monarchies of Asia | 0 | - | 4.97 | 71,126 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,920 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,990 |
| Countries that Start with A | 0 | - | 4.98 | 2,163,885 |
| Countries that Start with B | 0 | - | 4.95 | 2,295,572 |
| Countries that Start with C | 0 | - | 4.96 | 1,823,027 |
| Countries that Start with D | 0 | - | 4.96 | 710,311 |
| Countries that Start with E | 0 | - | 4.95 | 1,377,961 |
| Countries that Start with G | 0 | - | 4.97 | 1,504,167 |
| Countries that Start with H | 0 | - | 4.96 | 605,269 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,924 |
| Countries that Start with J | 0 | - | 4.98 | 602,930 |
| Countries that Start with K | 0 | - | 4.97 | 816,320 |
| Countries that Start with L | 0 | - | 4.98 | 1,091,327 |
| Countries that Start with N | 0 | - | 4.93 | 1,118,344 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,744 |
| Countries that Start with S | 0 | - | 4.98 | 1,755,671 |
| Countries that Start with T | 0 | - | 4.90 | 1,010,334 |
| Countries that Start with U | 0 | - | 4.97 | 904,909 |
| Countries that Start with V | 0 | - | 4.98 | 609,620 |
| Countries that Start with F | 0 | - | 4.83 | 618,012 |
| Countries that Start with M | 0 | - | 4.97 | 1,382,364 |
| The Only African Country ... | 0 | - | 4.99 | 129,159 |
| The Only American Country ... | 0 | - | 4.92 | 121,676 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,148 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,812 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,919 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,638 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,074 |
| European Countries with One Border | 0 | - | 4.97 | 182,881 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,674 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,257 |
| Boxing Countries | 0 | - | 4.26 | 31,368 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,643 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,535 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,243 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,741 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,256 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,484 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,269 |
| World Capitals Quiz | 0 | - | 5.00 | 5,077,045 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,975 |
| Himalayan Countries | 0 | - | 4.95 | 138,287 |
| Andean Countries | 0 | - | 4.95 | 84,362 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,586 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,497 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,209 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,622 |
| Danube Countries | 0 | - | 4.97 | 71,895 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,862 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,286 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,082 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,552 |
| European Landlocked Countries | 0 | - | 4.99 | 147,024 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,456 |
| Countries with the Most Species | 0 | - | 4.99 | 103,142 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,599 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,533 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,674 |
| UK Immigration by Country | 0 | - | 4.94 | 140,984 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,467 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,149 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,553 |
| Countries in the Alps | 0 | - | 4.87 | 118,033 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,258 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,823 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,575 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,502 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,376 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,870 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,535 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,393 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,110 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,739 |
| Central American Countries | 0 | - | 4.98 | 156,541 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,585 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,442 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,721 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,112 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,084 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,271 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,383 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,410 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,655 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,209 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,722 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,305 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,655 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,877 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,434 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,808 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,139 |
| Largest Countries By Category | 0 | - | 4.97 | 158,009 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,271 |
| Countries by Countries | 0 | - | 4.96 | 63,076 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,530 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,659 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 134,824 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,251 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,541 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,268 |
