| Countries by Sports League Revenue | 0 | - | 4.95 | 78,831 |
| Olympic Host Countries | 0 | - | 4.98 | 202,272 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 315,247 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,710 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,399 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,806 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,560 |
| Countries with Megacities | 0 | - | 4.99 | 267,988 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,211 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,369 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,541 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,472 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,776 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,456,385 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 383,053 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 58,147 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,471 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 96,081 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,893 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,569 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,700 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,763 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,483 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,565 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,847 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 113,012 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,388 |
| North American Sports Cities | 0 | - | 4.82 | 173,321 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,610 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,281 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,273 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,526 |
| The Only European Country ... | 0 | - | 4.91 | 219,648 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,394 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,864 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,998 |
| Countries of Africa | 0 | - | 5.00 | 2,565,320 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,526 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 119,077 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,716 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,586 |
| Boundary Waters | 0 | - | 4.92 | 88,852 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,472 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,865 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,712 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,656 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,986 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,604 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,884 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 224,062 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 136,034 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,628 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,294 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,580 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,935 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,850 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,318 |
| Countries of the Middle East | 0 | - | 4.96 | 203,308 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,392 |
| Slavic Countries | 0 | - | 4.96 | 112,524 |
| African Island Countries | 0 | - | 4.96 | 102,755 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 165,847 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,414 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,048 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,507 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,994 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,198 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,802 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,749 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,088 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,992 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,561 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,083 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,723 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,094 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,343 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,676 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,362 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,599 |
| Countries by Population Decrease | 0 | - | 4.46 | 50,026 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,553 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,812 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,268 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,658 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,466 |
| Highest Fertility Countries | 0 | - | 4.90 | 27,322 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,974 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,492 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,358 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,117 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,992 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,132 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,388 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 228,181 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,985,675 |
| Landlocked Countries | 0 | - | 4.99 | 427,440 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,595 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,319 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,791 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,629 |
| Monarchies of Europe | 0 | - | 4.90 | 99,049 |
| Monarchies of Asia | 0 | - | 4.97 | 71,621 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,368 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,872 |
| Countries that Start with A | 0 | - | 4.98 | 2,178,891 |
| Countries that Start with B | 0 | - | 4.95 | 2,309,505 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,796 |
| Countries that Start with D | 0 | - | 4.96 | 718,074 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,998 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,586 |
| Countries that Start with H | 0 | - | 4.96 | 610,745 |
| Countries that Start with I | 0 | - | 4.92 | 1,296,140 |
| Countries that Start with J | 0 | - | 4.98 | 608,114 |
| Countries that Start with K | 0 | - | 4.97 | 821,952 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,322 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,435 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,546 |
| Countries that Start with S | 0 | - | 4.98 | 1,765,188 |
| Countries that Start with T | 0 | - | 4.90 | 1,016,090 |
| Countries that Start with U | 0 | - | 4.97 | 909,372 |
| Countries that Start with V | 0 | - | 4.98 | 612,661 |
| Countries that Start with F | 0 | - | 4.83 | 622,181 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,874 |
| The Only African Country ... | 0 | - | 4.99 | 129,812 |
| The Only American Country ... | 0 | - | 4.92 | 122,361 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,454 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,571 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,008 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,751 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,091 |
| European Countries with One Border | 0 | - | 4.97 | 184,049 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,771 |
| Countries Closest to Africa | 0 | - | 4.96 | 158,005 |
| Boxing Countries | 0 | - | 4.27 | 31,508 |
| World Geography on a Map #1 | 0 | - | 4.94 | 74,000 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,823 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,195 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,262 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,215 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,879 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 121,002 |
| World Capitals Quiz | 0 | - | 5.00 | 5,115,206 |
| Sahara Desert Countries | 0 | - | 4.98 | 167,006 |
| Himalayan Countries | 0 | - | 4.93 | 140,907 |
| Andean Countries | 0 | - | 4.94 | 85,844 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,957 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,551 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,498 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,716 |
| Danube Countries | 0 | - | 4.97 | 72,576 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,835 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,995 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,482 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,954 |
| European Landlocked Countries | 0 | - | 4.99 | 147,797 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,566 |
| Countries with the Most Species | 0 | - | 4.99 | 103,657 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,670 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,820 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,962 |
| UK Immigration by Country | 0 | - | 4.94 | 141,915 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,936 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,691 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,148 |
| Countries in the Alps | 0 | - | 4.87 | 119,007 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,053 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,194 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,076 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,195 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,153 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,406 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,622 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 54,013 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,521 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,327 |
| Central American Countries | 0 | - | 4.98 | 157,578 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,697 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,966 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,837 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,580 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,687 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,139 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,420 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,942 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,043 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,186 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,751 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,611 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,173 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,232 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,863 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,425 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,555 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,629 |
| Largest Countries By Category | 0 | - | 4.97 | 159,125 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 201,005 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,505 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,784 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,965 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,165 |
