| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,048 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,568 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,431 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,159 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,013 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,893 |
| Biggest Cities in the World | 0 | - | 4.91 | 805,357 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 348,621 |
| Biggest Cities in Asia | 0 | - | 4.95 | 118,123 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,412 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,500 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 127,421 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 92,194 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 44,162 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,997 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,532 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 55,403 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 420,542 |
| Biggest Cities in the United States | 0 | - | 4.94 | 986,763 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,974 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,916 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,925 |
| Biggest Cities by Latitude Range | 0 | - | 4.81 | 32,708 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.46 | 73,344 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 227,347 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,432 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,882 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,765 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,719 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,232 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,697 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 49,056 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,739 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,946 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,608 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,438 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,702 |
| Ten Southernmost Megacities | 0 | - | 4.88 | 65,197 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,374 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,291 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,368 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 118,239 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,566 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,633 |
| Largest City by Island | 0 | - | 4.87 | 72,440 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,416 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,675 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,127 |
| Megacities on a World Map | 0 | - | 4.98 | 256,843 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 119,288 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 581,848 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,755 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,651 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 116,354 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 35,260 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,636 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,537 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,975 |
| Biggest Cities in Europe | 0 | - | 4.73 | 549,037 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,515 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,418 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,181 |
| Biggest Cities in Germany | 0 | - | 4.95 | 295,164 |
| Cities of China (With Some Help) | 0 | - | 4.91 | 31,769 |
| Biggest Cities in Canada | 0 | - | 4.54 | 133,471 |
| Biggest Cities in Latin America | 0 | - | 4.48 | 64,973 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.30 | 118,405 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.89 | 97,345 |
| All Cities in China with Population of 1 Million | 0 | - | 4.82 | 46,559 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,446 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 100,013 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 48,003 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,307 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,966 |
| Biggest English Cities by Century | 0 | - | 4.91 | 106,997 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,767 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,484 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.70 | 68,220 |
| The Most Populous U.S. City by Category | 0 | - | 4.37 | 22,482 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.47 | 31,382 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.81 | 76,128 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 60,087 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,645 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,152 |
| Biggest City by Region | 0 | - | 4.50 | 36,389 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,332 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,304 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,440 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,464 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,526 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,542 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,568 |
| Biggest English-Speaking Cities | 0 | - | 4.45 | 165,831 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 127,428 |
| Biggest Cities in History | 0 | - | 4.52 | 90,575 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 78,978 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,578 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,878 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 47,081 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.54 | 43,609 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,691 |
| Biggest Cities in the Blue Banana | 0 | - | 4.57 | 36,660 |
| Biggest Cities in Australia on a Map | 0 | - | 4.62 | 38,180 |
| Saint Lucia Country Quiz | 0 | - | 4.68 | 18,145 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 42,241 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,442 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,244 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 125,129 |
| Biggest Cities Starting With D | 0 | - | 4.52 | 117,159 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 109,951 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 123,560 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 144,074 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 127,721 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 63,581 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.61 | 44,581 |
| Largest Nordic Cities on a Map | 0 | - | 4.78 | 37,378 |
| Colour in the Flag Map by Guessing Cities | 0 | - | 4.92 | 65,021 |
| Biggest Urban Areas in the UK | 0 | - | 4.43 | 176,709 |
| Biggest Cities in Japan | 0 | - | 4.68 | 83,500 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,747 |
| Biggest Cities in France | 0 | - | 4.70 | 225,267 |
| Biggest Cities in Spain | 0 | - | 4.64 | 172,127 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 56,275 |
| Biggest Cities in Poland | 0 | - | 4.62 | 54,266 |
| Biggest Cities in the UK | 0 | - | 4.48 | 105,808 |
| Biggest Cities in China | 0 | - | 4.53 | 159,837 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,445 |
| Biggest Cities in India | 0 | - | 4.64 | 68,050 |
| Biggest Cities in Italy | 0 | - | 4.77 | 242,336 |
| US States Quiz | 0 | - | 5.00 | 16,991,913 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,954 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,984 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,266 |
| Fastest Growing U.S. Cities | 0 | - | 4.35 | 73,177 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 28,137 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,916 |
| Biggest Cities by Trait #2 | 0 | - | 4.47 | 20,900 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.64 | 108,137 |
| Biggest Nordic Cities | 0 | - | 4.36 | 61,696 |
| Five Biggest Cities by Country | 0 | - | 4.70 | 167,314 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.75 | 43,922 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,810 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.52 | 23,745 |
| 100 Biggest Soviet Cities in 1989 with a Map | 0 | - | 4.97 | 30,058 |
| Biggest Cities in Brazil | 0 | - | 4.57 | 53,420 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,563 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,257 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 110,574 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 94,525 |
| Biggest Cities in California | 0 | - | 4.35 | 140,384 |
| Biggest Cities in Florida | 0 | - | 4.25 | 72,380 |
| Biggest Cities in New York State | 0 | - | 4.32 | 59,912 |
| Biggest Cities in Pennsylvania | 0 | - | 4.13 | 45,539 |
| Biggest Cities in Colorado | 0 | - | 4.05 | 32,398 |
| Biggest Cities in Arizona | 0 | - | 4.30 | 31,830 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 48,967 |
| Biggest Cities in Texas | 0 | - | 4.29 | 119,679 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 25,287 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 224,126 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,810 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,292 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,453,862 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,418 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,097 |
| Countries with Megacities | 0 | - | 4.99 | 267,010 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,801 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,104 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,119 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,217 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 40,042 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 32,092 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,917 |
| Largest Cities once part of the Byzantine Empire | 0 | - | 4.83 | 21,779 |
| Cities of Ireland | 0 | - | 4.51 | 50,904 |
| Biggest Cities in Portugal | 0 | - | 4.43 | 21,170 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.31 | 40,988 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 163,783 |
| Biggest Cities Starting With C | 0 | - | 4.11 | 105,794 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 87,489 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 127,332 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 128,820 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,698,452 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,415 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,199 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,385 |
| US States with an Empty Map | 0 | - | 5.00 | 628,545 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,090 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,274 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,184 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.68 | 23,833 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,416 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,309 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,995 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,637 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,888 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,199 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,599 |
| Largest World Cities With Four Letters | 0 | - | 4.39 | 64,519 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.38 | 32,109 |
| Cities in European Economic Areas on a Map | 0 | - | 4.70 | 18,112 |
