| Olympic Host Countries | 0 | - | 4.98 | 199,896 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,220 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,480 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,584 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,057 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,998 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,102 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 307,025 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,048 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,834 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.85 | 46,090 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,912 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,625 |
| Countries with Megacities | 0 | - | 4.99 | 249,655 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,460 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,751 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,799 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,720 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,988 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,441,541 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,287 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,707 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,682 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,177 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,222 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 57,795 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,412 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,129 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,503 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,174 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,225 |
| North American Sports Cities | 0 | - | 4.83 | 171,593 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,240 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,437 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,583 |
| The Only European Country ... | 0 | - | 4.91 | 215,609 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,445 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,547 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,527 |
| Countries of Africa | 0 | - | 5.00 | 2,525,861 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,093 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,567 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,262 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,719 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,162 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,422 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,031 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,555 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,860 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,028 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,271 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,978 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 75,980 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 91,806 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,078 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,349 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,960 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,831 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,811 |
| Countries of the Middle East | 0 | - | 4.96 | 200,497 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,867 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,438 |
| Slavic Countries | 0 | - | 4.96 | 111,374 |
| African Island Countries | 0 | - | 4.96 | 101,296 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,434 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,741 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,656 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,748 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,018,963 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,499 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,133 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,968 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,448 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,290 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,387 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,466 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,683 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,838 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,031 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,849 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,849 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,704 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,957 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,120 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,227 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,750 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,493 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,729 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,095 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,920 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,068 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,245 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,466 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,003 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,628 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,933 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,830 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,831 |
| Monarchies of Europe | 0 | - | 4.90 | 97,816 |
| Monarchies of Asia | 0 | - | 4.97 | 70,899 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,719 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,334 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,994 |
| Countries that Start with A | 0 | - | 4.98 | 2,156,401 |
| Countries that Start with B | 0 | - | 4.95 | 2,288,466 |
| Countries that Start with C | 0 | - | 4.96 | 1,817,236 |
| Countries that Start with D | 0 | - | 4.96 | 706,288 |
| Countries that Start with E | 0 | - | 4.95 | 1,373,239 |
| Countries that Start with G | 0 | - | 4.97 | 1,498,821 |
| Countries that Start with H | 0 | - | 4.96 | 601,930 |
| Countries that Start with I | 0 | - | 4.92 | 1,284,894 |
| Countries that Start with J | 0 | - | 4.98 | 599,878 |
| Countries that Start with K | 0 | - | 4.97 | 813,006 |
| Countries that Start with L | 0 | - | 4.98 | 1,087,700 |
| Countries that Start with N | 0 | - | 4.93 | 1,114,395 |
| Countries that Start with P | 0 | - | 4.94 | 1,213,091 |
| Countries that Start with S | 0 | - | 4.98 | 1,750,673 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,566 |
| Countries that Start with U | 0 | - | 4.97 | 902,636 |
| Countries that Start with V | 0 | - | 4.98 | 607,744 |
| Countries that Start with F | 0 | - | 4.83 | 615,439 |
| Countries that Start with M | 0 | - | 4.97 | 1,378,249 |
| The Only African Country ... | 0 | - | 4.98 | 128,816 |
| The Only American Country ... | 0 | - | 4.92 | 121,286 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,987 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,559 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,570 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,118 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,651 |
| European Countries with One Border | 0 | - | 4.97 | 182,326 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,163 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,848 |
| Boundary Waters | 0 | - | 4.92 | 88,320 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,034 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,776 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,251 |
| UK Immigration by Country | 0 | - | 4.94 | 140,527 |
| Boxing Countries | 0 | - | 4.26 | 31,303 |
| Central American Countries | 0 | - | 4.98 | 155,722 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,199 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,577 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,847 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,291 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,756 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,337 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,895 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 120,511 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,590 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,227 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,056 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,847 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,616 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,745 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,631 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,752 |
| Countries That Border Russia | 0 | - | 4.98 | 460,751 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,817 |
| Countries Bordering France | 0 | - | 4.83 | 401,530 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,329 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,456 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,858 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,667 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,216 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,403 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,619 |
| Name a Valid African Country | 0 | - | 4.98 | 153,596 |
| Germany Country Quiz | 0 | - | 4.82 | 157,383 |
| Russia Country Quiz | 0 | - | 4.85 | 114,157 |
| Italy Country Quiz | 0 | - | 4.82 | 122,845 |
| Japan Country Quiz | 0 | - | 4.93 | 142,073 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,195 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,164 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,973 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,246 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,322 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,602 |
| Syria Country Quiz | 0 | - | 4.81 | 32,606 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,689 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,404 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,816 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,244,643 |
| Landlocked Countries | 0 | - | 4.99 | 417,674 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,172 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,092 |
| The Only Remaining Asian Country . . . | 0 | - | 4.63 | 45,671 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,394 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,469 |
| Palau Country Quiz | 0 | - | 4.90 | 22,950 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,364 |
| World Capitals Quiz | 0 | - | 5.00 | 5,056,848 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,456 |
| Random European Capital to Country | 0 | - | 4.98 | 190,406 |
| Random European Country to Capital | 0 | - | 4.93 | 163,496 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,007 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,132 |
| Random African Country to Capital | 0 | - | 4.94 | 70,882 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,991 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,210 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,283 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,349 |
