| Countries by Sports League Revenue | 0 | - | 4.94 | 75,516 |
| Olympic Host Countries | 0 | - | 4.98 | 198,847 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,309 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,964 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,754 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,570 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,813 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,042 |
| Countries with Megacities | 0 | - | 4.99 | 246,611 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,966 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,831 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,404 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,773 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,622 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,512 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,561 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,255 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,632 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,784 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,034 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,950 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,403 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,789 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,848 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,836 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,451 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,556 |
| North American Sports Cities | 0 | - | 4.83 | 170,861 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,908 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,916 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,788 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,488 |
| The Only European Country ... | 0 | - | 4.91 | 213,739 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,061 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,472 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,187 |
| Countries of Africa | 0 | - | 5.00 | 2,506,876 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,719 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,332 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,889 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,728 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,961 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,171 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,121 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,275 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,880 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,366 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,549 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,416 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,256 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,235 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,576 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,541 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,778 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,182 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,066 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,480 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,252 |
| Countries of the Middle East | 0 | - | 4.96 | 198,854 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,222 |
| Slavic Countries | 0 | - | 4.96 | 110,827 |
| African Island Countries | 0 | - | 4.96 | 100,755 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,486 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,084 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,053 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,312 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,676 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,457 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,052 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,583 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,679 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,735 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,137 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,143 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,258 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,542 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,232 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,377 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,207 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,485 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,735 |
| Boundary Waters | 0 | - | 4.92 | 88,027 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,801 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,246 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,869 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,943 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,803 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,963 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,605 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,814 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,355 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,837 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,915 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,566 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,250 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,165 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,325 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,315 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,346 |
| Monarchies of Europe | 0 | - | 4.90 | 97,290 |
| Monarchies of Asia | 0 | - | 4.97 | 70,587 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,422 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,274 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,711 |
| Countries that Start with A | 0 | - | 4.97 | 2,146,231 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,363 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,883 |
| Countries that Start with D | 0 | - | 4.96 | 701,251 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,179 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,425 |
| Countries that Start with H | 0 | - | 4.96 | 597,709 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,017 |
| Countries that Start with J | 0 | - | 4.98 | 595,789 |
| Countries that Start with K | 0 | - | 4.97 | 809,193 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,622 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,474 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,307 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,167 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,015 |
| Countries that Start with U | 0 | - | 4.97 | 899,780 |
| Countries that Start with V | 0 | - | 4.98 | 604,946 |
| Countries that Start with F | 0 | - | 4.83 | 612,001 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,051 |
| The Only African Country ... | 0 | - | 4.99 | 128,334 |
| The Only American Country ... | 0 | - | 4.92 | 120,725 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,769 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,237 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,024 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,334 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,998 |
| European Countries with One Border | 0 | - | 4.97 | 181,582 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,491 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,074 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,899,740 |
| Boxing Countries | 0 | - | 4.26 | 31,221 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,431 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,937 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,189 |
| Landlocked Countries | 0 | - | 4.99 | 413,369 |
| UK Immigration by Country | 0 | - | 4.94 | 139,579 |
| Central American Countries | 0 | - | 4.98 | 155,004 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,626 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,751 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,009 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,208 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,844 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,809 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,202 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,343 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,215 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,058 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,776 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,764 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,430 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,764 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,448 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,193 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,217 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,094 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,482 |
| Countries That Border Russia | 0 | - | 4.98 | 458,822 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,462 |
| Countries Bordering France | 0 | - | 4.83 | 398,674 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,959 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,199 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,468 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,179 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,972 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,647 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,024 |
| Name a Valid African Country | 0 | - | 4.98 | 152,907 |
| Germany Country Quiz | 0 | - | 4.82 | 156,493 |
| Russia Country Quiz | 0 | - | 4.85 | 113,618 |
| Italy Country Quiz | 0 | - | 4.82 | 122,160 |
| Japan Country Quiz | 0 | - | 4.92 | 141,203 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,096 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,831 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,810 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,024 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,291 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,031 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,318 |
| Syria Country Quiz | 0 | - | 4.81 | 32,293 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,343 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,475 |
| Palau Country Quiz | 0 | - | 4.89 | 22,834 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,146 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,115 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,570 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,919 |
| World Capitals Quiz | 0 | - | 5.00 | 5,029,928 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,005 |
| Random European Capital to Country | 0 | - | 4.98 | 189,160 |
| Random European Country to Capital | 0 | - | 4.92 | 147,406 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,343 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,376 |
| Random African Country to Capital | 0 | - | 4.94 | 70,223 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,478 |
| Himalayan Countries | 0 | - | 4.95 | 135,265 |
| Andean Countries | 0 | - | 4.94 | 82,777 |
