| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,428 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,157 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,723 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,409 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,089 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,431 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,747 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,603 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,544 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,814 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,492 |
| Countries with Megacities | 0 | - | 4.99 | 265,971 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,286 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,766 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,536 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,886 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,826 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,099 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,140 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,648 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,456 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,745 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,004 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,418 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,357 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,824 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,061 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,449 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,572 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,710 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,098 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,317 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,992 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,563 |
| Former Capitals | 0 | - | 4.88 | 71,612 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,061 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,450 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,682 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,740 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,979 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,725 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,366 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,677 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,741 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,757 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,811 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,692 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,939 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,411 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,706 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,579 |
| Biggest Cities in the World | 0 | - | 4.92 | 803,659 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,121 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,012 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,957 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,572 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,286 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,678 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,711 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,622 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,813 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,203 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,048 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,557 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,078 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,828 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,725 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,468 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,533 |
| Ten Southernmost Megacities | 0 | - | 4.88 | 65,063 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,189 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,860 |
| Biggest Cities in the United States | 0 | - | 4.94 | 984,525 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,504 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,197 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 238,023 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,257 |
| Olympic Host Countries | 0 | - | 4.98 | 201,579 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,613 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,719 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 312,430 |
| The Only European Country ... | 0 | - | 4.91 | 218,323 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,417 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,135 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,828 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,427 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 70,373 |
| Countries of Africa | 0 | - | 5.00 | 2,552,731 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,241 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,739 |
| Biggest Cities in History | 0 | - | 4.52 | 90,459 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 78,736 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,632 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,191 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 83,233 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,969 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,348 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,376 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,406 |
| Largest City by Island | 0 | - | 4.87 | 72,277 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,500 |
| Megacities on a World Map | 0 | - | 4.98 | 256,214 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 580,873 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,659 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,469 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,790 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,422 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,584 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,193 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,190 |
| Countries of the Middle East | 0 | - | 4.96 | 202,245 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,925 |
| Slavic Countries | 0 | - | 4.96 | 112,174 |
| African Island Countries | 0 | - | 4.96 | 102,233 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 162,060 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,078 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 52,564 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,865 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,562 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,099 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,305 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,946 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,054 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,277 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,348 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,860 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,632 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,827 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,302 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,070 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,712 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,982 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,962 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,406 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,896 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,336 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,853 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,011 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,394 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,315 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,779 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,319 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,877 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,496 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,372 |
| Monarchies of Europe | 0 | - | 4.90 | 98,633 |
| Monarchies of Asia | 0 | - | 4.97 | 71,381 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,622 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,177 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,959 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,008 |
| Countries that Start with A | 0 | - | 4.98 | 2,171,730 |
| Countries that Start with B | 0 | - | 4.95 | 2,302,808 |
| Countries that Start with C | 0 | - | 4.96 | 1,828,627 |
| Countries that Start with D | 0 | - | 4.96 | 714,391 |
| Countries that Start with E | 0 | - | 4.95 | 1,382,694 |
| Countries that Start with G | 0 | - | 4.97 | 1,508,999 |
| Countries that Start with H | 0 | - | 4.96 | 608,108 |
| Countries that Start with I | 0 | - | 4.92 | 1,292,697 |
| Countries that Start with J | 0 | - | 4.98 | 605,598 |
| Countries that Start with K | 0 | - | 4.97 | 819,271 |
| Countries that Start with L | 0 | - | 4.98 | 1,094,966 |
| Countries that Start with N | 0 | - | 4.93 | 1,122,002 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,271 |
| Countries that Start with S | 0 | - | 4.98 | 1,760,697 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,477 |
| Countries that Start with U | 0 | - | 4.97 | 907,379 |
| Countries that Start with V | 0 | - | 4.98 | 611,191 |
| Countries that Start with F | 0 | - | 4.83 | 620,189 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,320 |
| The Only African Country ... | 0 | - | 4.99 | 129,505 |
| The Only American Country ... | 0 | - | 4.92 | 122,045 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,313 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,185 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,314 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,227 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,593 |
| European Countries with One Border | 0 | - | 4.97 | 183,499 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,239 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,622 |
| Most Populous Islands | 0 | - | 4.80 | 123,197 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,353 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,608 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,527 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,478 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,379 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,353 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,304 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,617 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,511 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,091 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,192 |
| Countries That Border Russia | 0 | - | 4.98 | 463,888 |
| Countries Bordering France | 0 | - | 4.83 | 404,340 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,312 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,238 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,896 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,329 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,454 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,155 |
