| Countries by Sports League Revenue | 0 | - | 4.95 | 77,858 |
| Olympic Host Countries | 0 | - | 4.98 | 201,259 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 311,356 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 51,350 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,748 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,340 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,139 |
| Countries with Megacities | 0 | - | 4.99 | 265,151 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,955 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,603 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,219 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,675 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,551 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,449,511 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,295 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,916 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,139 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,742 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,602 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,431 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,810 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,404 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,022 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,381 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,265 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,637 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 93,831 |
| North American Sports Cities | 0 | - | 4.83 | 172,733 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,431 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,825 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,193 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,891 |
| The Only European Country ... | 0 | - | 4.91 | 217,709 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,004 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,786 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,771 |
| Countries of Africa | 0 | - | 5.00 | 2,547,576 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,721 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,321 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,081 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,323 |
| Boundary Waters | 0 | - | 4.92 | 88,614 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,288 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,363 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,789 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,964 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,739 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,834 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,250 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,365 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,573 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,341 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,981 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,371 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,676 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,701 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,667 |
| Countries of the Middle East | 0 | - | 4.96 | 201,859 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,689 |
| Slavic Countries | 0 | - | 4.96 | 111,989 |
| African Island Countries | 0 | - | 4.96 | 101,963 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,286 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,461 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,341 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,887 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,998 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,497 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,040 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,109 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,752 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,463 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,548 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,866 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,571 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,433 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,300 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,496 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,704 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,820 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,897 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,340 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,410 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,390 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,398 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,515 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,368 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,820 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,445 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,622 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,599 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,967 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,083 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,646,687 |
| Landlocked Countries | 0 | - | 4.99 | 422,789 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,186 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,653 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,347 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,271 |
| Monarchies of Europe | 0 | - | 4.90 | 98,441 |
| Monarchies of Asia | 0 | - | 4.97 | 71,290 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,075 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,683 |
| Countries that Start with A | 0 | - | 4.98 | 2,168,431 |
| Countries that Start with B | 0 | - | 4.95 | 2,299,606 |
| Countries that Start with C | 0 | - | 4.96 | 1,826,265 |
| Countries that Start with D | 0 | - | 4.96 | 712,683 |
| Countries that Start with E | 0 | - | 4.95 | 1,380,703 |
| Countries that Start with G | 0 | - | 4.97 | 1,506,963 |
| Countries that Start with H | 0 | - | 4.96 | 606,881 |
| Countries that Start with I | 0 | - | 4.92 | 1,291,089 |
| Countries that Start with J | 0 | - | 4.98 | 604,423 |
| Countries that Start with K | 0 | - | 4.97 | 818,014 |
| Countries that Start with L | 0 | - | 4.98 | 1,093,429 |
| Countries that Start with N | 0 | - | 4.93 | 1,120,484 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,812 |
| Countries that Start with S | 0 | - | 4.98 | 1,758,594 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,863 |
| Countries that Start with U | 0 | - | 4.97 | 906,107 |
| Countries that Start with V | 0 | - | 4.98 | 610,491 |
| Countries that Start with F | 0 | - | 4.83 | 619,251 |
| Countries that Start with M | 0 | - | 4.97 | 1,384,681 |
| The Only African Country ... | 0 | - | 4.99 | 129,346 |
| The Only American Country ... | 0 | - | 4.92 | 121,888 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,244 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,932 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,126 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,963 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,355 |
| European Countries with One Border | 0 | - | 4.97 | 183,244 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,021 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,469 |
| Boxing Countries | 0 | - | 4.26 | 31,421 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,752 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,629 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,521 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,902 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,538 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,641 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,506 |
| World Capitals Quiz | 0 | - | 5.00 | 5,088,270 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,919 |
| Himalayan Countries | 0 | - | 4.95 | 139,088 |
| Andean Countries | 0 | - | 4.93 | 84,828 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,058 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,162 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,636 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,953 |
| Danube Countries | 0 | - | 4.97 | 72,114 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,157 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,520 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,488 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,985 |
| European Landlocked Countries | 0 | - | 4.99 | 147,252 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,799 |
| Countries with the Most Species | 0 | - | 4.99 | 103,327 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,923 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,640 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,757 |
| UK Immigration by Country | 0 | - | 4.94 | 141,244 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,604 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,337 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,755 |
| Countries in the Alps | 0 | - | 4.87 | 118,333 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,636 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,231 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,733 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,688 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,609 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,014 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,775 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,582 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,231 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,938 |
| Central American Countries | 0 | - | 4.98 | 156,889 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,026 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,701 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,580 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,966 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,310 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,371 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,313 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,548 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,616 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,101 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,379 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,586 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,584 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,814 |
| 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 | 244,375 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,371 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,297 |
| Largest Countries By Category | 0 | - | 4.97 | 158,364 |
| Countries by Countries | 0 | - | 4.96 | 63,334 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,955 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,883 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,911 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,468 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,768 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,386 |
