| Countries by Sports League Revenue | 0 | - | 4.94 | 77,712 |
| Olympic Host Countries | 0 | - | 4.98 | 201,137 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 310,874 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 48,213 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,634 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,765 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,964 |
| Countries with Megacities | 0 | - | 4.99 | 264,702 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,795 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,504 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,059 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,578 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,497 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,448,582 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,055 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,891 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 68,105 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,690 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,562 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,410 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,678 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,351 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,962 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,244 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,183 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,585 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,760 |
| North American Sports Cities | 0 | - | 4.83 | 172,663 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,403 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,607 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,119 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,712 |
| The Only European Country ... | 0 | - | 4.91 | 217,428 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,832 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,598 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,744 |
| Countries of Africa | 0 | - | 5.00 | 2,545,401 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,596 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,231 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,006 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,288 |
| Boundary Waters | 0 | - | 4.92 | 88,588 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,266 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,296 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,505 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,889 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,714 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,754 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,170 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,256 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,523 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,310 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,932 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,349 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,647 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,531 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,417 |
| Countries of the Middle East | 0 | - | 4.96 | 201,722 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,573 |
| Slavic Countries | 0 | - | 4.96 | 111,898 |
| African Island Countries | 0 | - | 4.96 | 101,889 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,217 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,377 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,254 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,808 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,861 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,380 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,945 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,045 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,722 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,413 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,449 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,802 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,493 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,380 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,232 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,446 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,868 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,983 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,878 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,323 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,360 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,289 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,385 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,374 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,264 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,683 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,364 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,586 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,546 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,926 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,953 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,602,579 |
| Landlocked Countries | 0 | - | 4.99 | 422,223 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,105 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,567 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,282 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,222 |
| Monarchies of Europe | 0 | - | 4.90 | 98,359 |
| Monarchies of Asia | 0 | - | 4.97 | 71,230 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,030 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,520 |
| Countries that Start with A | 0 | - | 4.98 | 2,166,940 |
| Countries that Start with B | 0 | - | 4.95 | 2,298,317 |
| Countries that Start with C | 0 | - | 4.96 | 1,825,198 |
| Countries that Start with D | 0 | - | 4.96 | 711,889 |
| Countries that Start with E | 0 | - | 4.95 | 1,379,818 |
| Countries that Start with G | 0 | - | 4.97 | 1,506,083 |
| Countries that Start with H | 0 | - | 4.96 | 606,337 |
| Countries that Start with I | 0 | - | 4.92 | 1,290,366 |
| Countries that Start with J | 0 | - | 4.98 | 603,930 |
| Countries that Start with K | 0 | - | 4.97 | 817,473 |
| Countries that Start with L | 0 | - | 4.98 | 1,092,721 |
| Countries that Start with N | 0 | - | 4.93 | 1,119,781 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,162 |
| Countries that Start with S | 0 | - | 4.98 | 1,757,703 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,370 |
| Countries that Start with U | 0 | - | 4.97 | 905,719 |
| Countries that Start with V | 0 | - | 4.98 | 610,190 |
| Countries that Start with F | 0 | - | 4.83 | 618,824 |
| Countries that Start with M | 0 | - | 4.97 | 1,383,917 |
| The Only African Country ... | 0 | - | 4.99 | 129,283 |
| The Only American Country ... | 0 | - | 4.92 | 121,827 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,214 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,894 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,055 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,869 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,278 |
| European Countries with One Border | 0 | - | 4.97 | 183,136 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,908 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,410 |
| Boxing Countries | 0 | - | 4.26 | 31,405 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,719 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,597 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,443 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,855 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,452 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,600 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,446 |
| World Capitals Quiz | 0 | - | 5.00 | 5,084,636 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,609 |
| Himalayan Countries | 0 | - | 4.95 | 138,855 |
| Andean Countries | 0 | - | 4.93 | 84,684 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,885 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,926 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,515 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,855 |
| Danube Countries | 0 | - | 4.97 | 72,043 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,059 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,456 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,364 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,850 |
| European Landlocked Countries | 0 | - | 4.99 | 147,176 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,691 |
| Countries with the Most Species | 0 | - | 4.99 | 103,267 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,814 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,607 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,732 |
| UK Immigration by Country | 0 | - | 4.94 | 141,174 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,563 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,254 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,692 |
| Countries in the Alps | 0 | - | 4.87 | 118,247 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,267 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,080 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,679 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,624 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,547 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,967 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,701 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,517 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,199 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,877 |
| Central American Countries | 0 | - | 4.98 | 156,798 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,967 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,668 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,541 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,889 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,246 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,273 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,299 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,500 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,552 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,968 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,334 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,098 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,486 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,773 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,128 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,064 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,194 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,254 |
| Largest Countries By Category | 0 | - | 4.97 | 158,257 |
| Countries by Countries | 0 | - | 4.96 | 63,260 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,821 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,823 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,559 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,392 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,707 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,358 |
