| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,646 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 165,814 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,250 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,513 |
| Countries with Megacities | 0 | - | 4.99 | 267,884 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,169 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,346 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,493 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,447 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,456,111 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,999 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,471 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,530 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,821 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,997 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,367 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,725 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,641 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,615 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,975 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,578 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,865 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,898 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 91,057 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,261 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 224,036 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 136,021 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,613 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,283 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,575 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,929 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,873 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,174 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,193 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,927 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,453 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,309 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,095 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,976 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,113 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,898 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,377 |
| Highest Fertility Countries | 0 | - | 4.90 | 27,314 |
| Countries by Population Decrease | 0 | - | 4.46 | 50,023 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,546 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,868 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,784 |
| Countries by Sports in 60 Seconds | 0 | - | 4.92 | 148,641 |
| Biggest Cities in the World | 0 | - | 4.91 | 807,040 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,818 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,243 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,580 |
| Biggest City by Time Zone | 0 | - | 4.88 | 69,092 |
| Biggest City in Every Country | 0 | - | 4.98 | 102,187 |
| Biggest Cities by Latitude Range | 0 | - | 4.81 | 32,959 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 227,837 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,671 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 150,608 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,951 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,386 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 421,169 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 81,099 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,715 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,846 |
| Ten Southernmost Megacities | 0 | - | 4.84 | 65,317 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,568 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,770 |
| Biggest Cities in the United States | 0 | - | 4.94 | 989,156 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 368,522 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,227 |
| Olympic Host Countries | 0 | - | 4.98 | 202,215 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,253 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,480 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 315,075 |
| The Only European Country ... | 0 | - | 4.91 | 219,572 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,336 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,824 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,985 |
| Countries of Africa | 0 | - | 5.00 | 2,564,641 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 71,065 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,415 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,789 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,857 |
| Largest City by Island | 0 | - | 4.87 | 72,576 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,499 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,871 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,251 |
| Megacities on a World Map | 0 | - | 4.98 | 257,480 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 583,015 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,845 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,839 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 116,789 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 35,357 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,865 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 69,432 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,181 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,249 |
| Countries of the Middle East | 0 | - | 4.96 | 203,266 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,361 |
| Slavic Countries | 0 | - | 4.96 | 112,508 |
| African Island Countries | 0 | - | 4.96 | 102,743 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,241 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,738 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,630 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,274 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,012 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,483 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,962 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,372 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,168 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,780 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,720 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,081 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,972 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,528 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,060 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,702 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,074 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,324 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,525 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,592 |
| Most Populous Islands | 0 | - | 4.80 | 123,444 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,404 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,676 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,710 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 169,130 |
| Biggest Cities in Asia | 0 | - | 4.95 | 118,368 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,485 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 349,381 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,366 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,605 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,797 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 228,151 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,580 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,286 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,777 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,617 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,253 |
| Monarchies of Europe | 0 | - | 4.90 | 99,031 |
| Monarchies of Asia | 0 | - | 4.97 | 71,606 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,767 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,355 |
| Lowest Fertility Countries | 0 | - | 4.40 | 98,018 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,825 |
| Countries that Start with A | 0 | - | 4.98 | 2,178,508 |
| Countries that Start with B | 0 | - | 4.95 | 2,309,131 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,499 |
| Countries that Start with D | 0 | - | 4.96 | 717,858 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,746 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,314 |
| Countries that Start with H | 0 | - | 4.96 | 610,581 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,901 |
| Countries that Start with J | 0 | - | 4.98 | 607,968 |
| Countries that Start with K | 0 | - | 4.97 | 821,800 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,142 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,235 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,373 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,925 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,934 |
| Countries that Start with U | 0 | - | 4.97 | 909,263 |
| Countries that Start with V | 0 | - | 4.98 | 612,584 |
| Countries that Start with F | 0 | - | 4.83 | 622,059 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,666 |
| The Only African Country ... | 0 | - | 4.99 | 129,797 |
| The Only American Country ... | 0 | - | 4.92 | 122,349 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,448 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,561 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,985 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,725 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,075 |
| European Countries with One Border | 0 | - | 4.97 | 184,025 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,731 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,987 |
| Boundary Waters | 0 | - | 4.92 | 88,840 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,470 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,847 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,571 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,064 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 71,088 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,371 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 74,034 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 226,104 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,925 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 116,721 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.99 | 103,178 |
| UK Immigration by Country | 0 | - | 4.94 | 141,898 |
| Central American Countries | 0 | - | 4.98 | 157,545 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,692 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,555 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,113 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,144 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,212 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,026 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,976 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,488 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,733 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,949 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,154 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,650 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,936 |
