| Countries by Sports League Revenue | 0 | - | 4.95 | 78,737 |
| Olympic Host Countries | 0 | - | 4.98 | 202,176 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 314,857 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,523 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,336 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,464 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,462 |
| Countries with Megacities | 0 | - | 4.99 | 267,765 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,112 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,315 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,442 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,420 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,757 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,803 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,907 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 58,129 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,442 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 96,061 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,869 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,556 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,615 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,729 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,445 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,494 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,794 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,988 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,349 |
| North American Sports Cities | 0 | - | 4.82 | 173,270 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,596 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,144 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,216 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,431 |
| The Only European Country ... | 0 | - | 4.91 | 219,495 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,267 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,781 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,973 |
| Countries of Africa | 0 | - | 5.00 | 2,563,825 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,459 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 119,005 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,671 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,557 |
| Boundary Waters | 0 | - | 4.92 | 88,828 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,456 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,814 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,550 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,586 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,964 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,536 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,825 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,994 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,999 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,600 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,274 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,566 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,916 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,742 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,187 |
| Countries of the Middle East | 0 | - | 4.96 | 203,210 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,338 |
| Slavic Countries | 0 | - | 4.96 | 112,481 |
| African Island Countries | 0 | - | 4.96 | 102,707 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 165,791 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,105 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,979 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,458 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,913 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,100 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,740 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,697 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,068 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,962 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,493 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,036 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,657 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,054 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,290 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,255 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,894 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,006 |
| Countries by Population Decrease | 0 | - | 4.46 | 50,015 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,541 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,773 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,236 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,639 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,463 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,883 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,418 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,248 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 105,071 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,963 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,093 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,346 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 228,090 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,957,471 |
| Landlocked Countries | 0 | - | 4.99 | 427,115 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,561 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,247 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,757 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,601 |
| Monarchies of Europe | 0 | - | 4.90 | 99,006 |
| Monarchies of Asia | 0 | - | 4.97 | 71,589 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,341 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,769 |
| Countries that Start with A | 0 | - | 4.98 | 2,178,019 |
| Countries that Start with B | 0 | - | 4.95 | 2,308,653 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,171 |
| Countries that Start with D | 0 | - | 4.96 | 717,606 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,436 |
| Countries that Start with G | 0 | - | 4.97 | 1,512,985 |
| Countries that Start with H | 0 | - | 4.96 | 610,401 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,620 |
| Countries that Start with J | 0 | - | 4.98 | 607,782 |
| Countries that Start with K | 0 | - | 4.97 | 821,606 |
| Countries that Start with L | 0 | - | 4.98 | 1,097,906 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,956 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,128 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,613 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,737 |
| Countries that Start with U | 0 | - | 4.97 | 909,112 |
| Countries that Start with V | 0 | - | 4.98 | 612,473 |
| Countries that Start with F | 0 | - | 4.83 | 621,922 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,425 |
| The Only African Country ... | 0 | - | 4.99 | 129,777 |
| The Only American Country ... | 0 | - | 4.92 | 122,331 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,436 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,548 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,962 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,691 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,041 |
| European Countries with One Border | 0 | - | 4.97 | 183,994 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,700 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,963 |
| Boxing Countries | 0 | - | 4.27 | 31,499 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,979 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,803 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,138 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,221 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,173 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,853 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,952 |
| World Capitals Quiz | 0 | - | 5.00 | 5,112,700 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,858 |
| Himalayan Countries | 0 | - | 4.93 | 140,763 |
| Andean Countries | 0 | - | 4.94 | 85,767 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,891 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,454 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,445 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,670 |
| Danube Countries | 0 | - | 4.97 | 72,527 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,773 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,960 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,409 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,883 |
| European Landlocked Countries | 0 | - | 4.99 | 147,721 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,516 |
| Countries with the Most Species | 0 | - | 4.99 | 103,636 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,611 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,807 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,948 |
| UK Immigration by Country | 0 | - | 4.94 | 141,866 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,910 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,667 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,119 |
| Countries in the Alps | 0 | - | 4.87 | 118,944 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,951 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,091 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,049 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,154 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,108 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,373 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,570 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,981 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,505 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,301 |
| Central American Countries | 0 | - | 4.98 | 157,502 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,678 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,947 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,821 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,533 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,661 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,075 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,410 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,910 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,012 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,115 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,718 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,335 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,108 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,192 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,824 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,228 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,454 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,604 |
| Largest Countries By Category | 0 | - | 4.97 | 159,061 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,936 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,464 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,662 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,934 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,131 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,636 |
