| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,200 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,078 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,781 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,686 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 87,722 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,883 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,136 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,687 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,363 |
| Countries with Megacities | 0 | - | 4.99 | 249,114 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,218 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,587 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,548 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,557 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,225 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,918 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,305 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,951 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,364 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,105 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,115 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,661 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,858 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,370 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,350 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,897 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,414 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,753 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,931 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,613 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,989 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,035 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,383 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,538 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,614 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,315 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,572 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,828 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,667 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,506 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,381 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,033 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,826 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,189 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,438 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,940 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,708 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,028 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,186 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,458 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,296 |
| Biggest Cities in the World | 0 | - | 4.91 | 794,269 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,326 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,287 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,450 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,992 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,439 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,190 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,454 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 223,379 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,500 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 131,855 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,059 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,975 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,474 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,150 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,465 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,528 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,054 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 67,112 |
| Biggest Cities in the United States | 0 | - | 4.93 | 972,307 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,908 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,995 |
| Olympic Host Countries | 0 | - | 4.98 | 199,617 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,293 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,360 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 306,249 |
| The Only European Country ... | 0 | - | 4.91 | 215,233 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,149 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,369 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,480 |
| Countries of Africa | 0 | - | 5.00 | 2,522,181 |
| Biggest Cities in History | 0 | - | 4.52 | 89,663 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 72,223 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,320 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,905 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,797 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,220 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,892 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,956 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,734 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,172 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,562 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,504 |
| Largest City by Island | 0 | - | 4.87 | 71,427 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,993 |
| Megacities on a World Map | 0 | - | 4.98 | 252,408 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 575,603 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,045 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,405 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,687 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,784 |
| Former Capitals | 0 | - | 4.88 | 71,295 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,695 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,507 |
| Countries of the Middle East | 0 | - | 4.96 | 199,911 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,765 |
| Slavic Countries | 0 | - | 4.96 | 111,280 |
| African Island Countries | 0 | - | 4.96 | 101,193 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,695 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 82,257 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 45,814 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 334,011 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,798 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,572 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,348 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,001 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,792 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,295 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,268 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,178 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,255 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,415 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,541 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,726 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,923 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,707 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,749 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,603 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,858 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,615 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,962 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,938 |
| Most Populous Islands | 0 | - | 4.80 | 122,456 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,250 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,467 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,471 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,184 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,751 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,713 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,505 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,594 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,856 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,454 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,548 |
| Biggest British Empire Countries | 0 | - | 4.73 | 99,493 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,045 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,807 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,746 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,753 |
| Monarchies of Europe | 0 | - | 4.90 | 97,714 |
| Monarchies of Asia | 0 | - | 4.97 | 70,849 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,995 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,646 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,866 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,847 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,750 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,079 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,841 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,007 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 268,712 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 103,723 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,112 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,722 |
| Countries that Start with A | 0 | - | 4.98 | 2,154,417 |
| Countries that Start with B | 0 | - | 4.95 | 2,286,618 |
| Countries that Start with C | 0 | - | 4.96 | 1,815,755 |
| Countries that Start with D | 0 | - | 4.96 | 705,282 |
| Countries that Start with E | 0 | - | 4.95 | 1,371,981 |
| Countries that Start with G | 0 | - | 4.97 | 1,497,512 |
| Countries that Start with H | 0 | - | 4.96 | 601,059 |
| Countries that Start with I | 0 | - | 4.92 | 1,283,886 |
| Countries that Start with J | 0 | - | 4.98 | 599,044 |
| Countries that Start with K | 0 | - | 4.97 | 812,214 |
| Countries that Start with L | 0 | - | 4.98 | 1,086,349 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,351 |
| Countries that Start with P | 0 | - | 4.94 | 1,212,179 |
| Countries that Start with S | 0 | - | 4.98 | 1,749,322 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,847 |
| Countries that Start with U | 0 | - | 4.97 | 902,055 |
| Countries that Start with V | 0 | - | 4.98 | 607,242 |
| Countries that Start with F | 0 | - | 4.83 | 614,742 |
| Countries that Start with M | 0 | - | 4.97 | 1,377,180 |
| The Only African Country ... | 0 | - | 4.99 | 128,717 |
| The Only American Country ... | 0 | - | 4.92 | 121,189 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,936 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,485 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,439 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,964 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,522 |
| European Countries with One Border | 0 | - | 4.97 | 182,160 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,026 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,741 |
| Boundary Waters | 0 | - | 4.92 | 88,247 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,979 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,671 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,709 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,294 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,287 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,169 |
