| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,867 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,509 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,187 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,850 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,749 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,228 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,257 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,373 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,096 |
| Countries with Megacities | 0 | - | 4.99 | 267,006 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,801 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,102 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,117 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,217 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,453,838 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,413 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,308 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,993 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,635 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,888 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,199 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,598 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,903 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,899 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,326 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,653 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,741 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,878 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,184 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,415 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,125 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,785 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,346 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,639 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,908 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,954 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,983 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,371 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,000 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,677 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,842 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,828 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,968 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,795 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,975 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,248 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,976 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,477 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,306 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,781 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,808 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,497 |
| Biggest Cities in the World | 0 | - | 4.91 | 805,350 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,755 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,114 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 73,016 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,690 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,415 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,916 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,924 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 227,342 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,431 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,875 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,762 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,230 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 420,538 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,946 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,607 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,699 |
| Ten Southernmost Megacities | 0 | - | 4.88 | 65,196 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,374 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,290 |
| Biggest Cities in the United States | 0 | - | 4.94 | 986,755 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,967 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,737 |
| Olympic Host Countries | 0 | - | 4.98 | 201,925 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,828 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,065 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 313,761 |
| The Only European Country ... | 0 | - | 4.91 | 218,924 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,885 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,471 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,906 |
| Countries of Africa | 0 | - | 5.00 | 2,558,964 |
| Biggest Cities in History | 0 | - | 4.52 | 90,575 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 78,977 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,691 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,253 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,254 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,667 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,919 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 70,487 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,423 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,822 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 71,024 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,384 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,564 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,629 |
| Largest City by Island | 0 | - | 4.87 | 72,440 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,675 |
| Megacities on a World Map | 0 | - | 4.98 | 256,839 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 581,839 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,754 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,651 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 116,353 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 35,260 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,632 |
| Former Capitals | 0 | - | 4.88 | 71,674 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,441 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,692 |
| Countries of the Middle East | 0 | - | 4.96 | 202,872 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,155 |
| Slavic Countries | 0 | - | 4.96 | 112,347 |
| African Island Countries | 0 | - | 4.96 | 102,420 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,163 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 83,375 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 53,078 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,031,110 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,790 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,298 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,568 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,150 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,319 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,482 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,501 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,947 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,771 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,024 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,678 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,249 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,898 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,127 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,106 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,303 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,269 |
| Most Populous Islands | 0 | - | 4.80 | 123,316 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,380 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,647 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,548 |
| Biggest Cities in Asia | 0 | - | 4.95 | 118,123 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,412 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 348,617 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,178 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,500 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,664 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,885 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,848 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,455 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,483 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,355 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,068 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,645 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,487 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,075 |
| Monarchies of Europe | 0 | - | 4.90 | 98,848 |
| Monarchies of Asia | 0 | - | 4.97 | 71,490 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,696 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,278 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,425 |
| Countries that Start with A | 0 | - | 4.98 | 2,175,245 |
| Countries that Start with B | 0 | - | 4.95 | 2,306,013 |
| Countries that Start with C | 0 | - | 4.96 | 1,831,087 |
| Countries that Start with D | 0 | - | 4.96 | 716,185 |
| Countries that Start with E | 0 | - | 4.95 | 1,384,789 |
| Countries that Start with G | 0 | - | 4.97 | 1,511,203 |
| Countries that Start with H | 0 | - | 4.96 | 609,402 |
| Countries that Start with I | 0 | - | 4.92 | 1,294,329 |
| Countries that Start with J | 0 | - | 4.98 | 606,778 |
| Countries that Start with K | 0 | - | 4.97 | 820,578 |
| Countries that Start with L | 0 | - | 4.98 | 1,096,567 |
| Countries that Start with N | 0 | - | 4.93 | 1,123,626 |
| Countries that Start with P | 0 | - | 4.94 | 1,221,801 |
| Countries that Start with S | 0 | - | 4.98 | 1,762,850 |
| Countries that Start with T | 0 | - | 4.90 | 1,014,753 |
| Countries that Start with U | 0 | - | 4.97 | 908,349 |
| Countries that Start with V | 0 | - | 4.98 | 611,905 |
| Countries that Start with F | 0 | - | 4.83 | 621,157 |
| Countries that Start with M | 0 | - | 4.97 | 1,388,012 |
| The Only African Country ... | 0 | - | 4.99 | 129,638 |
| The Only American Country ... | 0 | - | 4.92 | 122,202 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,374 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,267 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,457 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,463 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,809 |
| European Countries with One Border | 0 | - | 4.97 | 183,760 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,497 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,808 |
| Boundary Waters | 0 | - | 4.92 | 88,754 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,406 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,682 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,325 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,944 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,947 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,307 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,966 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,716 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,695 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,434 |
| UK Immigration by Country | 0 | - | 4.94 | 141,687 |
