| Olympic Host Countries | 0 | - | 4.98 | 200,371 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,869 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,938 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,266 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,247 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,026 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,380 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,997 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,600 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 46,475 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,903 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,092 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,004 |
| Countries with Megacities | 0 | - | 4.99 | 259,375 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,864 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,981 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,154 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,981 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,159 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,703 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,088 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,762 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,771 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,272 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,283 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,046 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,551 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,415 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,675 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,261 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,368 |
| North American Sports Cities | 0 | - | 4.83 | 171,752 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,559 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,620 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,846 |
| The Only European Country ... | 0 | - | 4.91 | 216,013 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,758 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,781 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,582 |
| Countries of Africa | 0 | - | 5.00 | 2,530,343 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,169 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,747 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,460 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,571 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,168 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,390 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,497 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,209 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,702 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,969 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,155 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,732 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,100 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,077 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,438 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,154 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,435 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,078 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,363 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,190 |
| Countries of the Middle East | 0 | - | 4.96 | 200,752 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,006 |
| Slavic Countries | 0 | - | 4.96 | 111,499 |
| African Island Countries | 0 | - | 4.96 | 101,436 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,464 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,791 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,780 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,902 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,641 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,664 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,282 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,183 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,662 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,436 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,536 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,511 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,085 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,983 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,391 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,011 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,977 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,819 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,085 |
| Boundary Waters | 0 | - | 4.92 | 88,375 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,079 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,907 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,441 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,515 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,022 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,634 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,768 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,346 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,040 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,133 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,307 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,583 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 12,397 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,291 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,736 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,059 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,945 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,939 |
| Monarchies of Europe | 0 | - | 4.90 | 97,966 |
| Monarchies of Asia | 0 | - | 4.97 | 70,987 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,779 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,349 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,318 |
| Countries that Start with A | 0 | - | 4.98 | 2,158,894 |
| Countries that Start with B | 0 | - | 4.95 | 2,290,897 |
| Countries that Start with C | 0 | - | 4.96 | 1,819,200 |
| Countries that Start with D | 0 | - | 4.96 | 707,624 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,843 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,500 |
| Countries that Start with H | 0 | - | 4.96 | 603,076 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,170 |
| Countries that Start with J | 0 | - | 4.98 | 600,933 |
| Countries that Start with K | 0 | - | 4.97 | 814,085 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,895 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,830 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,345 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,401 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,478 |
| Countries that Start with U | 0 | - | 4.97 | 903,370 |
| Countries that Start with V | 0 | - | 4.98 | 608,414 |
| Countries that Start with F | 0 | - | 4.83 | 616,298 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,621 |
| The Only African Country ... | 0 | - | 4.98 | 128,938 |
| The Only American Country ... | 0 | - | 4.92 | 121,409 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,061 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,649 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,671 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,260 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,786 |
| European Countries with One Border | 0 | - | 4.97 | 182,526 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,326 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,003 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,328,932 |
| Boxing Countries | 0 | - | 4.26 | 31,324 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,512 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,318 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,933 |
| Landlocked Countries | 0 | - | 4.99 | 418,860 |
| UK Immigration by Country | 0 | - | 4.94 | 140,680 |
| Central American Countries | 0 | - | 4.98 | 155,898 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,331 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,729 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,200 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,021 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,458 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,234 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,977 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,358 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 131,254 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,938 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,320 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,127 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,941 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,170 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,725 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,712 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,910 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,795 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,836 |
| Countries That Border Russia | 0 | - | 4.98 | 461,140 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,888 |
| Countries Bordering France | 0 | - | 4.83 | 401,918 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,645 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,505 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,955 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,784 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,294 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,004 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,781 |
| Name a Valid African Country | 0 | - | 4.98 | 153,778 |
| Germany Country Quiz | 0 | - | 4.82 | 157,596 |
| Russia Country Quiz | 0 | - | 4.85 | 114,287 |
| Italy Country Quiz | 0 | - | 4.82 | 123,215 |
| Japan Country Quiz | 0 | - | 4.93 | 142,225 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,472 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,241 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,016 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,295 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,683 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,417 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,391 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,657 |
| Syria Country Quiz | 0 | - | 4.81 | 32,679 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,495 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,725 |
| Palau Country Quiz | 0 | - | 4.90 | 22,970 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,495 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,418 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,659 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,892 |
| World Capitals Quiz | 0 | - | 5.00 | 5,063,300 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,550 |
| Random European Capital to Country | 0 | - | 4.98 | 190,635 |
| Random European Country to Capital | 0 | - | 4.93 | 164,625 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,218 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,602 |
