| Olympic Host Countries | 0 | - | 4.98 | 200,650 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,064 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,253 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,352 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,303 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 309,092 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,492 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,130 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,925 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 46,922 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,891 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,158 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,340 |
| Countries with Megacities | 0 | - | 4.99 | 262,839 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,180 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,158 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,478 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,208 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,960 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,153 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,152 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,803 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,889 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,371 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,327 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,269 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,666 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,666 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,829 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,358 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,496 |
| North American Sports Cities | 0 | - | 4.83 | 172,322 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,907 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,783 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,140 |
| The Only European Country ... | 0 | - | 4.91 | 216,465 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,133 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,034 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,635 |
| Countries of Africa | 0 | - | 5.00 | 2,535,012 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,424 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,052 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,728 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,726 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,626 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,552 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,579 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,382 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,841 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,100 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,276 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,910 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,219 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,164 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,698 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,230 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,520 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,194 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,088 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,565 |
| Countries of the Middle East | 0 | - | 4.96 | 201,059 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,210 |
| Slavic Countries | 0 | - | 4.96 | 111,611 |
| African Island Countries | 0 | - | 4.96 | 101,581 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,492 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,860 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,901 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,055 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,022,505 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,820 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,454 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,432 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,895 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,617 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,686 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,588 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,191 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,152 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,543 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,184 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,112 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,951 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,226 |
| Boundary Waters | 0 | - | 4.92 | 88,445 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,133 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,035 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,780 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,762 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,239 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,780 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,801 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,407 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,199 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,198 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,381 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,693 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 13,038 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,509 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,855 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,237 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,069 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,049 |
| Monarchies of Europe | 0 | - | 4.90 | 98,094 |
| Monarchies of Asia | 0 | - | 4.97 | 71,067 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,854 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,363 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,739 |
| Countries that Start with A | 0 | - | 4.98 | 2,161,527 |
| Countries that Start with B | 0 | - | 4.95 | 2,293,271 |
| Countries that Start with C | 0 | - | 4.96 | 1,821,155 |
| Countries that Start with D | 0 | - | 4.96 | 709,003 |
| Countries that Start with E | 0 | - | 4.95 | 1,376,476 |
| Countries that Start with G | 0 | - | 4.97 | 1,502,522 |
| Countries that Start with H | 0 | - | 4.96 | 604,285 |
| Countries that Start with I | 0 | - | 4.92 | 1,287,486 |
| Countries that Start with J | 0 | - | 4.98 | 602,007 |
| Countries that Start with K | 0 | - | 4.97 | 815,328 |
| Countries that Start with L | 0 | - | 4.98 | 1,090,164 |
| Countries that Start with N | 0 | - | 4.93 | 1,117,145 |
| Countries that Start with P | 0 | - | 4.94 | 1,215,603 |
| Countries that Start with S | 0 | - | 4.98 | 1,754,045 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,398 |
| Countries that Start with U | 0 | - | 4.97 | 904,152 |
| Countries that Start with V | 0 | - | 4.98 | 609,095 |
| Countries that Start with F | 0 | - | 4.83 | 617,234 |
| Countries that Start with M | 0 | - | 4.97 | 1,381,029 |
| The Only African Country ... | 0 | - | 4.99 | 129,068 |
| The Only American Country ... | 0 | - | 4.92 | 121,551 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,110 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,752 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,799 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,450 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,939 |
| European Countries with One Border | 0 | - | 4.97 | 182,714 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,513 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,157 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,419,321 |
| Boxing Countries | 0 | - | 4.26 | 31,349 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,639 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,398 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,131 |
| Landlocked Countries | 0 | - | 4.99 | 419,959 |
| UK Immigration by Country | 0 | - | 4.94 | 140,843 |
| Central American Countries | 0 | - | 4.98 | 156,398 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,573 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,929 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,239 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,178 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,569 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,824 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,306 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,540 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 134,052 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,126 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,439 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,210 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,039 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,236 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,797 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,807 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,065 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,945 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,940 |
| Countries That Border Russia | 0 | - | 4.98 | 461,583 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,999 |
| Countries Bordering France | 0 | - | 4.83 | 402,407 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,272 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,555 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,057 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,903 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,358 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,755 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,947 |
| Name a Valid African Country | 0 | - | 4.98 | 154,003 |
| Germany Country Quiz | 0 | - | 4.82 | 157,783 |
| Russia Country Quiz | 0 | - | 4.85 | 114,432 |
| Italy Country Quiz | 0 | - | 4.82 | 123,358 |
| Japan Country Quiz | 0 | - | 4.93 | 142,410 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,694 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,317 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,056 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,329 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,749 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,448 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,472 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,711 |
| Syria Country Quiz | 0 | - | 4.81 | 32,751 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,513 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,776 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,670 |
| Palau Country Quiz | 0 | - | 4.90 | 23,003 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,564 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,489 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,880 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,083 |
| World Capitals Quiz | 0 | - | 5.00 | 5,070,504 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,632 |
| Random European Capital to Country | 0 | - | 4.98 | 190,810 |
| Random European Country to Capital | 0 | - | 4.93 | 165,031 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,384 |
