| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.91 | 92,191 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 91,266 |
| Biggest Cities in France - Extreme | 0 | - | 4.89 | 43,945 |
| Biggest Cities in the World | 0 | - | 4.89 | 688,508 |
| Biggest Cities in Asia | 0 | - | 4.94 | 96,079 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 43,556 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 41,842 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 76,515 |
| Biggest City by Time Zone | 0 | - | 4.84 | 54,554 |
| Biggest City in Every Country | 0 | - | 4.97 | 79,083 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 170,246 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 92,297 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 96,574 |
| Biggest Cities with Exceptions | 0 | - | 4.91 | 65,103 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 199,615 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.86 | 71,662 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 111,547 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 371,885 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 65,416 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 42,453 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 304,660 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 97,743 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 59,836 |
| Ten Southernmost Megacities | 0 | - | 4.81 | 46,440 |
| Biggest Cities in the United States | 0 | - | 4.93 | 823,686 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 334,517 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.94 | 134,261 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.84 | 44,025 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 514,930 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 69,617 |
| 500 Biggest US Cities | 0 | - | 4.87 | 98,442 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.81 | 52,498 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.87 | 109,137 |
| Biggest Cities by Language | 0 | - | 4.95 | 214,170 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 64,913 |
| Most Populous World Capitals | 0 | - | 4.92 | 148,725 |
| Biggest European Cities by Century | 0 | - | 4.98 | 118,955 |
| Megacities on a World Map | 0 | - | 4.98 | 220,998 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 59,957 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 63,561 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 84,599 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 29,334 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 151,431 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.88 | 50,998 |
| Biggest Cities in Germany | 0 | - | 4.95 | 263,537 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 155,065 |
| Biggest Cities in Europe | 0 | - | 4.76 | 465,784 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.45 | 60,453 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.67 | 56,369 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.71 | 74,616 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 29,208 |
| Megacities on an Empty Map | 0 | - | 4.95 | 87,678 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 48,467 |
| Biggest Cities in Sweden | 0 | - | 4.82 | 37,303 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 63,839 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 67,951 |
| Cities of China (With Some Help) | 0 | - | 4.87 | 28,258 |
| Biggest English Cities by Century | 0 | - | 4.90 | 99,675 |
| Biggest Cities in North Carolina | 0 | - | 4.66 | 32,015 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 52,652 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.79 | 68,892 |
| Biggest Mediterranean Cities | 0 | - | 4.57 | 86,631 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 36,148 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.63 | 36,930 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.41 | 13,146 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.76 | 64,716 |
| All Cities in China with Population of 1 Million | 0 | - | 4.79 | 38,734 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 41,060 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.48 | 97,577 |
| Biggest Cities by Trait #1 | 0 | - | 4.45 | 43,102 |
| Biggest City by Region | 0 | - | 4.49 | 33,691 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 53,453 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.97 | 78,093 |
| Largest World Capitals with Exceptions | 0 | - | 4.72 | 50,399 |
| Two Largest Cities by First Two Letters | 0 | - | 4.58 | 76,795 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 20,750 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 47,060 |
| Biggest Cities in Washington State | 0 | - | 4.45 | 29,415 |
| Biggest Cities in California | 0 | - | 4.35 | 130,553 |
| Biggest Cities in Florida | 0 | - | 4.20 | 67,437 |
| Biggest Cities in New York State | 0 | - | 4.29 | 55,902 |
| Biggest Cities in Pennsylvania | 0 | - | 4.14 | 42,716 |
| Biggest Cities in Ohio | 0 | - | 4.37 | 45,752 |
| Biggest Cities in Texas | 0 | - | 4.26 | 111,487 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 23,410 |
| Biggest English-Speaking Cities | 0 | - | 4.42 | 136,308 |
| Biggest European Cities by Letter | 0 | - | 4.66 | 119,072 |
| Biggest City by Island | 0 | - | 4.57 | 45,799 |
| Biggest Cities in History | 0 | - | 4.50 | 80,368 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 68,015 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.65 | 62,967 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.49 | 60,560 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.49 | 40,178 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 40,390 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 34,018 |
| Largest Nordic Cities on a Map | 0 | - | 4.76 | 23,379 |
| Biggest World Cities in 1850 | 0 | - | 4.58 | 64,637 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 33,009 |
| Biggest Cities Starting With A | 0 | - | 4.56 | 112,345 |
| Biggest Cities Starting With D | 0 | - | 4.49 | 106,976 |
| Biggest Cities Starting With H | 0 | - | 4.55 | 97,797 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 110,678 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 129,030 |
| Biggest Cities Starting With P | 0 | - | 4.47 | 114,855 |
| Hawaiian Islands | 0 | - | 4.85 | 38,512 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 43,274 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 61,615 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 37,813 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 42,490 |
| Biggest Cities in Japan | 0 | - | 4.66 | 75,713 |
| Biggest Cities in Russia | 0 | - | 4.49 | 76,745 |
| Biggest Cities in France | 0 | - | 4.76 | 199,976 |
| Biggest Cities in Spain | 0 | - | 4.50 | 153,797 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 50,289 |
| Biggest Cities in Poland | 0 | - | 4.57 | 48,168 |
| Biggest Cities in the UK | 0 | - | 4.46 | 93,641 |
| Biggest Cities in China | 0 | - | 4.64 | 138,938 |
| Cities of Ireland | 0 | - | 4.43 | 39,779 |
| Biggest Cities in Canada | 0 | - | 4.66 | 120,915 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 43,633 |
| Biggest Cities in India | 0 | - | 4.72 | 62,480 |
| Biggest Cities in Italy | 0 | - | 4.65 | 217,535 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 137,400 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 109,964 |
| Fastest Growing U.S. Cities | 0 | - | 4.36 | 70,241 |
| Second Biggest Cities Quiz | 0 | - | 4.25 | 38,998 |
| Biggest Nordic Cities | 0 | - | 4.38 | 59,691 |
| Biggest Coastal City by Country | 0 | - | 4.59 | 27,037 |
| Biggest City by Region #2 | 0 | - | 4.46 | 23,147 |
| Biggest Cities by Latitude | 0 | - | 4.76 | 26,255 |
| Northernmost Major City by Country | 0 | - | 4.56 | 30,905 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 30,296 |
| Saint Lucia Country Quiz | 0 | - | 4.66 | 16,338 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,782 |
| Biggest Cities in New Jersey | 0 | - | 4.10 | 24,968 |
| Biggest Cities in Colorado | 0 | - | 4.04 | 29,947 |
| Biggest Cities in Virginia | 0 | - | 4.23 | 22,972 |
| Biggest Cities in Oregon | 0 | - | 4.10 | 18,761 |
| Biggest Cities in Alaska | 0 | - | 4.27 | 23,605 |
| Biggest Cities in Arizona | 0 | - | 4.28 | 28,535 |
| Biggest Cities in Illinois | 0 | - | 4.33 | 24,489 |
| Biggest Cities in Louisiana | 0 | - | 4.12 | 18,254 |
| Biggest Cities in Massachusetts | 0 | - | 4.38 | 27,651 |
| Biggest Cities in Michigan | 0 | - | 3.97 | 32,283 |
| Biggest Cities in Missouri | 0 | - | 4.21 | 15,853 |
| Biggest Cities in Tennessee | 0 | - | 4.24 | 19,145 |
| Biggest Cities in Indiana | 0 | - | 4.29 | 21,033 |
| Random U.S. State Capitals on a Map | 0 | - | 4.94 | 82,155 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.84 | 51,059 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,312,936 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 349,940 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.79 | 99,610 |
| Five Biggest Cities by Country | 0 | - | 4.67 | 152,655 |
| Largest Cities in Alexander's Empire | 0 | - | 4.56 | 38,637 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.38 | 37,296 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.25 | 91,706 |
| Biggest Cities in the World - 2100 | 0 | - | 4.29 | 81,355 |
| Flags to Largest Cities | 0 | - | 4.54 | 32,062 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 24,467 |
| Biggest Urban Areas in the UK | 0 | - | 4.40 | 167,923 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.46 | 28,580 |
| Biggest Cities in Portugal | 0 | - | 4.41 | 18,827 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,829 |
| Biggest World Cities A-Z | 0 | - | 4.55 | 194,222 |
| Biggest Cities Starting With B | 0 | - | 4.35 | 148,210 |
| Biggest Cities Starting With C | 0 | - | 4.07 | 97,073 |
| Biggest Cities Starting With K | 0 | - | 4.30 | 78,867 |
| Biggest Cities Starting With S | 0 | - | 4.39 | 114,808 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 116,391 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 459,538 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 126,465 |
| Countries with Megacities | 0 | - | 4.99 | 197,743 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 171,974 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 98,212 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 95,789 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 64,177 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 248,467 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.79 | 65,059 |
| Biggest U.S. Cities A-Z | 0 | - | 4.70 | 128,844 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.57 | 40,508 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 117,085 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.94 | 66,236 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 245,286 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 109,191 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 99,532 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.94 | 70,098 |
| Jewish Cities Quiz | 0 | - | 4.31 | 59,292 |
| U.S. Cities by Hispanic Population | 0 | - | 4.26 | 24,563 |
| Biggest Cities by Trait #2 | 0 | - | 4.38 | 14,197 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.39 | 87,218 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.39 | 73,390 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.31 | 81,701 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.09 | 87,404 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.18 | 69,384 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.23 | 64,892 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.23 | 60,475 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 67,822 |
| Which City in Canada? | 0 | - | 4.89 | 45,258 |
| Countries Closest to United States A-Z | 0 | - | 4.84 | 107,512 |
| South America Flags Map Quiz | 0 | - | 4.95 | 71,046 |
