| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,011 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,719 |
| Countries with Megacities | 0 | - | 4.99 | 264,136 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,564 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,382 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,825 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,438 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,447,057 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,699 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,824 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,026 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,018 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,492 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,641 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,159 |
| Countries of Africa | 0 | - | 5.00 | 2,541,122 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,306 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,161 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,769 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,306 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,664 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,584 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,025 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,259 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,427 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,115 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,411 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,259 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,838 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,293 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,599 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,338 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,078 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,241 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,024,578 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,110 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,033 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,502 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,227 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,855 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,501 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,407 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,265 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,480 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,844 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,537 |
| Biggest Cities in the World | 0 | - | 4.91 | 799,983 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,516 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,551 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,774 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,971 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,156 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,854 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,558 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,581 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 134,409 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,004 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,671 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,124 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,011 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,194 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,712 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,785 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,788 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,297 |
| Olympic Host Countries | 0 | - | 4.98 | 200,954 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,974 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,458 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 310,128 |
| The Only European Country ... | 0 | - | 4.91 | 217,029 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,543 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,367 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,706 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 418,292 |
| Biggest Cities in the United States | 0 | - | 4.94 | 979,785 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,494 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,888 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,277 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,899 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,770 |
| Largest City by Island | 0 | - | 4.87 | 71,975 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,080 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,089 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,657 |
| Megacities on a World Map | 0 | - | 4.98 | 254,995 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,856 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,442 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,075 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,951 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,557 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,785 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,031 |
| Countries of the Middle East | 0 | - | 4.96 | 201,367 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,427 |
| Slavic Countries | 0 | - | 4.96 | 111,776 |
| African Island Countries | 0 | - | 4.96 | 101,746 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,923 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,434 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,238 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,036 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,614 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,680 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,479 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,175 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,787 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,857 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,673 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,313 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,313 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,690 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,356 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,266 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,098 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,354 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,096 |
| Boundary Waters | 0 | - | 4.92 | 88,515 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,215 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,189 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,534 |
| Most Populous Islands | 0 | - | 4.80 | 122,981 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,313 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,550 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,059 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,407 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,191 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.93 | 50,163 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 346,255 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,564 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,108 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,261 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,755 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,983 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,413 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,204 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,145 |
| Monarchies of Europe | 0 | - | 4.90 | 98,242 |
| Monarchies of Asia | 0 | - | 4.97 | 71,150 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,448 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,956 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,105 |
| Countries that Start with A | 0 | - | 4.98 | 2,164,756 |
| Countries that Start with B | 0 | - | 4.95 | 2,296,372 |
| Countries that Start with C | 0 | - | 4.96 | 1,823,667 |
| Countries that Start with D | 0 | - | 4.96 | 710,767 |
| Countries that Start with E | 0 | - | 4.95 | 1,378,469 |
| Countries that Start with G | 0 | - | 4.97 | 1,504,713 |
| Countries that Start with H | 0 | - | 4.96 | 605,567 |
| Countries that Start with I | 0 | - | 4.92 | 1,289,327 |
| Countries that Start with J | 0 | - | 4.98 | 603,209 |
| Countries that Start with K | 0 | - | 4.97 | 816,683 |
| Countries that Start with L | 0 | - | 4.98 | 1,091,738 |
| Countries that Start with N | 0 | - | 4.93 | 1,118,753 |
| Countries that Start with P | 0 | - | 4.94 | 1,217,170 |
| Countries that Start with S | 0 | - | 4.98 | 1,756,300 |
| Countries that Start with T | 0 | - | 4.90 | 1,010,655 |
| Countries that Start with U | 0 | - | 4.97 | 905,157 |
| Countries that Start with V | 0 | - | 4.98 | 609,790 |
| Countries that Start with F | 0 | - | 4.83 | 618,233 |
| Countries that Start with M | 0 | - | 4.97 | 1,382,817 |
| The Only African Country ... | 0 | - | 4.99 | 129,204 |
| The Only American Country ... | 0 | - | 4.92 | 121,720 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,163 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,833 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,967 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,699 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,121 |
| European Countries with One Border | 0 | - | 4.97 | 182,955 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,734 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,294 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,528,289 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,662 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,540 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,021 |
| Biggest City by Region | 0 | - | 4.50 | 36,256 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,172 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,961 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,584 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,593 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,966 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,212 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,366 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,327 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,554 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,436 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,126 |
| Landlocked Countries | 0 | - | 4.99 | 421,291 |
| UK Immigration by Country | 0 | - | 4.94 | 141,035 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,856 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 68,018 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,599 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,467 |
| Central American Countries | 0 | - | 4.98 | 156,616 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,761 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,137 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,275 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,344 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,695 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,373 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,460 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,505 |
