| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,273 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,282 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,301 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,724 |
| Countries with Megacities | 0 | - | 4.99 | 247,803 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,593 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,246 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,973 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,194 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,917 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,094 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,086 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,348 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,075 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,583 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,865 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,003 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,474 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,464 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,225 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,225 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,549 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,116 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,532 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,736 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,664 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,457 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,388 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,739 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,654 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,917 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,359 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,248 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,215 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,052 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,107 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,650 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,891 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,561 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,907 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,023 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,721 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,773 |
| Biggest Cities in the World | 0 | - | 4.91 | 791,843 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,029 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,200 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 114,442 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,240 |
| Biggest City by Time Zone | 0 | - | 4.88 | 66,881 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,995 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,495 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,113 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,805 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,753 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,680 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,785 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,210 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,298 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,850 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 66,862 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,346 |
| Olympic Host Countries | 0 | - | 4.98 | 199,088 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,949 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,835 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 304,446 |
| The Only European Country ... | 0 | - | 4.91 | 214,319 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,485 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,837 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,349 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,288 |
| Biggest Cities in the United States | 0 | - | 4.93 | 968,475 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,213 |
| Countries of Africa | 0 | - | 5.00 | 2,512,531 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,689 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,125 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,899 |
| Biggest Cities by Language | 0 | - | 4.96 | 241,893 |
| Largest City by Island | 0 | - | 4.87 | 71,171 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,478 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,710 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,529 |
| Megacities on a World Map | 0 | - | 4.98 | 251,467 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 574,059 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,901 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,010 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,068 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,350 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,268 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,720 |
| Countries of the Middle East | 0 | - | 4.96 | 199,258 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,431 |
| Slavic Countries | 0 | - | 4.96 | 110,997 |
| African Island Countries | 0 | - | 4.96 | 100,915 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,565 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,836 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,237 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,826 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,945 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,643 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,345 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,943 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,834 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,862 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,935 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,220 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,284 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,448 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,687 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,424 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,529 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,383 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,617 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,769 |
| Boundary Waters | 0 | - | 4.92 | 88,102 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,874 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,428 |
| Most Populous Islands | 0 | - | 4.79 | 122,068 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,219 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,429 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,253 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,191 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,705 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,632 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,627 |
| Megacities on an Empty Map | 0 | - | 4.96 | 105,337 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,406 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,483 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,313 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,508 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,443 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,475 |
| Monarchies of Europe | 0 | - | 4.90 | 97,473 |
| Monarchies of Asia | 0 | - | 4.97 | 70,678 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,874 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,497 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,093 |
| Countries that Start with A | 0 | - | 4.98 | 2,149,418 |
| Countries that Start with B | 0 | - | 4.95 | 2,282,130 |
| Countries that Start with C | 0 | - | 4.96 | 1,812,171 |
| Countries that Start with D | 0 | - | 4.96 | 702,803 |
| Countries that Start with E | 0 | - | 4.95 | 1,369,031 |
| Countries that Start with G | 0 | - | 4.97 | 1,494,432 |
| Countries that Start with H | 0 | - | 4.96 | 598,960 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,513 |
| Countries that Start with J | 0 | - | 4.98 | 597,028 |
| Countries that Start with K | 0 | - | 4.97 | 810,344 |
| Countries that Start with L | 0 | - | 4.98 | 1,084,077 |
| Countries that Start with N | 0 | - | 4.93 | 1,110,969 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,683 |
| Countries that Start with S | 0 | - | 4.98 | 1,746,184 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,082 |
| Countries that Start with U | 0 | - | 4.97 | 900,633 |
| Countries that Start with V | 0 | - | 4.98 | 605,732 |
| Countries that Start with F | 0 | - | 4.83 | 613,043 |
| Countries that Start with M | 0 | - | 4.97 | 1,374,659 |
| The Only African Country ... | 0 | - | 4.99 | 128,463 |
| The Only American Country ... | 0 | - | 4.92 | 120,891 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,822 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,314 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,151 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,573 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,211 |
| European Countries with One Border | 0 | - | 4.97 | 181,799 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,699 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,488 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,006,645 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,027 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,936 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,769 |
| Biggest City by Region | 0 | - | 4.50 | 36,026 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,938 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,594 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,180 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,764 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,786 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,057 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,247 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 82,968 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,015 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,280 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,854 |
| Landlocked Countries | 0 | - | 4.99 | 414,695 |
| UK Immigration by Country | 0 | - | 4.94 | 139,857 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,593 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,387 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,721 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,916 |
| Central American Countries | 0 | - | 4.98 | 155,216 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,783 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,136 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,061 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,420 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,957 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,089 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,378 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 57,109 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,506 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,467 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,363 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,180 |
