| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,115 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,686 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,184 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,739 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,420 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,100 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,439 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,763 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,625 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,811 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,887 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,654 |
| Countries with Megacities | 0 | - | 4.99 | 266,153 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,389 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,831 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,676 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,953 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,164 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,691 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,487 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,774 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,039 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,447 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,420 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,834 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,107 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,473 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,598 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,731 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,330 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,011 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,591 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,094 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,473 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,718 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,966 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,762 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,036 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,763 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,413 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,698 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,749 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,786 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,836 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,704 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,837 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,202 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,542 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,246 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,941 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,416 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,717 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,612 |
| Biggest Cities in the World | 0 | - | 4.92 | 803,866 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,140 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,021 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,968 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,581 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,301 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,687 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,737 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,670 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,890 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,233 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,156 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,576 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,102 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,904 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,754 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,487 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,556 |
| Ten Southernmost Megacities | 0 | - | 4.88 | 65,083 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,216 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,914 |
| Biggest Cities in the United States | 0 | - | 4.94 | 984,732 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,550 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,052 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,316 |
| Olympic Host Countries | 0 | - | 4.98 | 201,616 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,635 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,762 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 312,557 |
| The Only European Country ... | 0 | - | 4.91 | 218,404 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,479 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,180 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,845 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,454 |
| Countries of Africa | 0 | - | 5.00 | 2,553,273 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,989 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,278 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,748 |
| Biggest Cities in History | 0 | - | 4.52 | 90,473 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 78,778 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,639 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,200 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 83,248 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,975 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,352 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,396 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,429 |
| Largest City by Island | 0 | - | 4.87 | 72,293 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,515 |
| Megacities on a World Map | 0 | - | 4.98 | 256,281 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 581,033 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,666 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,490 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,842 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,446 |
| Former Capitals | 0 | - | 4.88 | 71,619 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,869 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,264 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,200 |
| Countries of the Middle East | 0 | - | 4.96 | 202,291 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,955 |
| Slavic Countries | 0 | - | 4.96 | 112,196 |
| African Island Countries | 0 | - | 4.96 | 102,261 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 162,088 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,085 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 52,624 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,066 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,589 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,121 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,339 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 60,044 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,840 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,087 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,300 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,369 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,867 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,653 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,850 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,319 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,091 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,729 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,003 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,977 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,421 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,920 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,346 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,936 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,028 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,408 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,355 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,787 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,332 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,901 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,516 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,381 |
| Monarchies of Europe | 0 | - | 4.90 | 98,668 |
| Monarchies of Asia | 0 | - | 4.97 | 71,396 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,628 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,194 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,051 |
| Countries that Start with A | 0 | - | 4.98 | 2,172,136 |
| Countries that Start with B | 0 | - | 4.95 | 2,303,180 |
| Countries that Start with C | 0 | - | 4.96 | 1,828,893 |
| Countries that Start with D | 0 | - | 4.96 | 714,598 |
| Countries that Start with E | 0 | - | 4.95 | 1,382,951 |
| Countries that Start with G | 0 | - | 4.97 | 1,509,274 |
| Countries that Start with H | 0 | - | 4.96 | 608,270 |
| Countries that Start with I | 0 | - | 4.92 | 1,292,903 |
| Countries that Start with J | 0 | - | 4.98 | 605,741 |
| Countries that Start with K | 0 | - | 4.97 | 819,428 |
| Countries that Start with L | 0 | - | 4.98 | 1,095,157 |
| Countries that Start with N | 0 | - | 4.93 | 1,122,175 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,456 |
| Countries that Start with S | 0 | - | 4.98 | 1,760,934 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,626 |
| Countries that Start with U | 0 | - | 4.97 | 907,488 |
| Countries that Start with V | 0 | - | 4.98 | 611,281 |
| Countries that Start with F | 0 | - | 4.83 | 620,298 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,509 |
| The Only African Country ... | 0 | - | 4.99 | 129,519 |
| The Only American Country ... | 0 | - | 4.92 | 122,064 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,319 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 78,581 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,322 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,868 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,198 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,339 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,248 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,612 |
| European Countries with One Border | 0 | - | 4.97 | 183,525 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,267 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,639 |
| Most Populous Islands | 0 | - | 4.80 | 123,209 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,358 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,610 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,486 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,398 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,364 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,309 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,688 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,530 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,115 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,213 |
| Countries That Border Russia | 0 | - | 4.98 | 463,955 |
| Countries Bordering France | 0 | - | 4.83 | 404,390 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,358 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,244 |
