| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 143,292 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 70,520 |
| 500 Biggest US Cities | 0 | - | 4.88 | 100,147 |
| Biggest Cities in North Carolina | 0 | - | 4.66 | 32,380 |
| Biggest Cities in the World | 0 | - | 4.90 | 697,909 |
| Biggest Cities in Asia | 0 | - | 4.94 | 97,353 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 44,165 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 42,657 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 202,267 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 121,996 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 376,281 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 29,988 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 308,104 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 99,375 |
| Biggest Cities in the United States | 0 | - | 4.93 | 844,488 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 337,454 |
| Biggest City by Time Zone | 0 | - | 4.85 | 55,521 |
| Biggest City in Every Country | 0 | - | 4.98 | 80,744 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 172,956 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 93,584 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 98,801 |
| Biggest Cities with Exceptions | 0 | - | 4.91 | 66,274 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 72,835 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.95 | 66,465 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 42,824 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 60,511 |
| Ten Southernmost Megacities | 0 | - | 4.81 | 46,809 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 56,253 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 108,610 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 30,222 |
| Biggest Cities in California | 0 | - | 4.35 | 131,486 |
| Biggest Cities in Florida | 0 | - | 4.20 | 67,961 |
| Biggest Cities in New York State | 0 | - | 4.29 | 56,315 |
| Biggest Cities in Pennsylvania | 0 | - | 4.14 | 43,061 |
| Biggest Cities in Ohio | 0 | - | 4.37 | 46,149 |
| Biggest Cities in Texas | 0 | - | 4.26 | 112,169 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 23,641 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.84 | 44,518 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 104,377 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 520,200 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 53,420 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.87 | 109,827 |
| Biggest Cities by Language | 0 | - | 4.95 | 215,772 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 65,227 |
| Most Populous World Capitals | 0 | - | 4.94 | 159,112 |
| Biggest European Cities by Century | 0 | - | 4.98 | 119,949 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.88 | 51,369 |
| Megacities on a World Map | 0 | - | 4.98 | 222,971 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 93,241 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 60,573 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 64,273 |
| Biggest Cities in France - Extreme | 0 | - | 4.90 | 44,983 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 85,926 |
| Biggest Cities in Germany | 0 | - | 4.95 | 266,613 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 152,642 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 156,047 |
| Biggest Cities in Europe | 0 | - | 4.75 | 471,520 |
| Megacities on an Empty Map | 0 | - | 4.95 | 88,412 |
| Biggest Cities in Sweden | 0 | - | 4.84 | 37,668 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 78,392 |
| Cities of China (With Some Help) | 0 | - | 4.87 | 28,533 |
| Biggest Cities in New Jersey | 0 | - | 4.10 | 25,264 |
| Biggest Cities in Colorado | 0 | - | 4.04 | 30,225 |
| Biggest Cities in Virginia | 0 | - | 4.21 | 23,214 |
| Biggest Cities in Alaska | 0 | - | 4.27 | 23,865 |
| Biggest Cities in Arizona | 0 | - | 4.28 | 28,940 |
| Biggest Cities in Illinois | 0 | - | 4.33 | 24,885 |
| Biggest Cities in Louisiana | 0 | - | 4.12 | 18,487 |
| Biggest Cities in Massachusetts | 0 | - | 4.38 | 28,015 |
| Biggest Cities in Michigan | 0 | - | 3.97 | 32,570 |
| Biggest Cities in Missouri | 0 | - | 4.21 | 16,023 |
| Biggest Cities in Tennessee | 0 | - | 4.24 | 19,353 |
| Biggest Cities in Indiana | 0 | - | 4.29 | 24,331 |
| Biggest English Cities by Century | 0 | - | 4.90 | 100,262 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 64,259 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 68,382 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.50 | 62,637 |
| U.S. States by Second Most Populous City | 0 | - | 4.43 | 40,701 |
| Biggest "Saint" Cities - United States | 0 | - | 4.47 | 34,273 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.45 | 37,212 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 61,903 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.50 | 41,280 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.79 | 69,362 |
| Biggest Mediterranean Cities | 0 | - | 4.57 | 87,126 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.63 | 37,398 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.70 | 56,703 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.70 | 75,032 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.45 | 60,873 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 98,147 |
| Biggest Cities by Trait #1 | 0 | - | 4.45 | 43,272 |
| Biggest City by Region | 0 | - | 4.50 | 33,948 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 53,818 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.97 | 78,649 |
| Largest World Capitals with Exceptions | 0 | - | 4.72 | 50,587 |
| Two Largest Cities by First Two Letters | 0 | - | 4.58 | 77,584 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 47,299 |
| Biggest English-Speaking Cities | 0 | - | 4.42 | 136,904 |
| Biggest European Cities by Letter | 0 | - | 4.66 | 119,983 |
| Biggest City by Island | 0 | - | 4.57 | 46,004 |
| Biggest Cities in History | 0 | - | 4.50 | 81,479 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 68,373 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.65 | 63,212 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.38 | 37,698 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.50 | 40,435 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.23 | 94,115 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 52,876 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 36,833 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 64,954 |
| Biggest Cities in Japan | 0 | - | 4.65 | 76,236 |
| Biggest Cities in Russia | 0 | - | 4.49 | 77,389 |
| Biggest Cities in France | 0 | - | 4.76 | 202,000 |
| Biggest Cities in Spain | 0 | - | 4.55 | 155,548 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 50,910 |
| Biggest Cities in Poland | 0 | - | 4.57 | 48,784 |
| Biggest Cities in the UK | 0 | - | 4.46 | 94,661 |
| Biggest Cities in Australia on a Map | 0 | - | 4.62 | 33,442 |
| Biggest Cities in China | 0 | - | 4.57 | 140,731 |
| Cities of Ireland | 0 | - | 4.43 | 40,146 |
| Biggest Cities in Canada | 0 | - | 4.66 | 121,861 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 43,951 |
| Biggest Cities in India | 0 | - | 4.71 | 63,015 |
| Biggest Cities in Italy | 0 | - | 4.66 | 220,048 |
| Biggest Cities in Georgia | 0 | - | 3.96 | 21,944 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 113,525 |
| Biggest Cities Starting With D | 0 | - | 4.49 | 107,747 |
| Biggest Cities Starting With H | 0 | - | 4.57 | 98,823 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 111,707 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 130,346 |
| Biggest Cities Starting With P | 0 | - | 4.47 | 115,838 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.78 | 42,612 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 48,958 |
| Biggest Cities in Mexico | 0 | - | 4.50 | 34,712 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.75 | 66,048 |
| All Cities in China with Population of 1 Million | 0 | - | 4.79 | 39,259 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 41,521 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.79 | 100,297 |
| Fastest Growing U.S. Cities | 0 | - | 4.36 | 70,527 |
| Second Biggest Cities Quiz | 0 | - | 4.25 | 39,148 |
| Biggest Nordic Cities | 0 | - | 4.38 | 59,841 |
| Biggest Coastal City by Country | 0 | - | 4.60 | 27,107 |
| Five Biggest Cities by Country | 0 | - | 4.66 | 154,183 |
| Biggest City by Region #2 | 0 | - | 4.46 | 23,307 |
| Biggest Cities by Latitude | 0 | - | 4.76 | 26,377 |
| U.S. Cities by Hispanic Population | 0 | - | 4.27 | 24,683 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 43,458 |
| Northernmost Major City by Country | 0 | - | 4.56 | 31,113 |
| Flags to Largest Cities | 0 | - | 4.54 | 32,687 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.48 | 21,066 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 22,932 |
| Biggest World Cities A-Z | 0 | - | 4.57 | 204,999 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,323,514 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 352,317 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 139,075 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 111,076 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.79 | 65,424 |
| Largest Cities in Alexander's Empire | 0 | - | 4.56 | 38,739 |
| Biggest Cities in the World - 2100 | 0 | - | 4.29 | 82,522 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 24,599 |
| Largest Nordic Cities on a Map | 0 | - | 4.79 | 23,883 |
| Biggest Urban Areas in the UK | 0 | - | 4.40 | 168,648 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.46 | 28,784 |
| Biggest Cities in Portugal | 0 | - | 4.42 | 19,036 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,923 |
| Biggest Cities Starting With B | 0 | - | 4.36 | 149,772 |
| Biggest Cities Starting With C | 0 | - | 4.07 | 97,766 |
| Biggest Cities Starting With K | 0 | - | 4.30 | 79,681 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 115,930 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 117,373 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 128,143 |
| Countries with Megacities | 0 | - | 4.99 | 200,554 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 174,315 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 99,303 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 97,476 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 65,309 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 251,502 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.41 | 13,278 |
| Saint Lucia Country Quiz | 0 | - | 4.66 | 16,497 |
| Biggest U.S. Cities A-Z | 0 | - | 4.72 | 132,456 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 117,764 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.94 | 67,046 |
| Countries of Europe by Population | 0 | - | 4.98 | 130,114 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 247,304 |
| Most Populous Countries by Year | 0 | - | 4.81 | 95,105 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 110,106 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 104,014 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.94 | 71,749 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 79,171 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 97,858 |
| Countries with the Most People Bordering Them | 0 | - | 4.97 | 83,198 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.98 | 94,553 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 72,194 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 86,625 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 51,107 |
| Jewish Cities Quiz | 0 | - | 4.31 | 59,458 |
| Biggest Cities Near a Border | 0 | - | 4.20 | 29,025 |
| Biggest Cities by Trait #2 | 0 | - | 4.38 | 14,292 |
| Cities in Squares on a Map - North America | 0 | - | 4.36 | 19,634 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.21 | 17,443 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.40 | 88,934 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.39 | 74,953 |
