| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 153,990 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 76,047 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 36,684 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.88 | 109,614 |
| Biggest Cities in Washington State | 0 | - | 4.46 | 34,909 |
| Biggest Cities in North Carolina | 0 | - | 4.68 | 34,026 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 329,148 |
| Biggest Cities in the World | 0 | - | 4.91 | 757,453 |
| Biggest Cities in Asia | 0 | - | 4.94 | 104,991 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 47,773 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.94 | 47,644 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 214,613 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 130,228 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 401,196 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 108,866 |
| Biggest Cities in the United States | 0 | - | 4.94 | 922,450 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 354,326 |
| Biggest City by Time Zone | 0 | - | 4.87 | 62,407 |
| Biggest City in Every Country | 0 | - | 4.98 | 91,519 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 191,005 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 103,417 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 112,446 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 74,119 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.86 | 79,826 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.95 | 73,843 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 45,868 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 66,021 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 49,341 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 62,971 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 121,434 |
| Biggest Cities in California | 0 | - | 4.34 | 136,625 |
| Biggest Cities in Florida | 0 | - | 4.22 | 70,447 |
| Biggest Cities in New York State | 0 | - | 4.31 | 58,318 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 44,471 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 47,763 |
| Biggest Cities in Texas | 0 | - | 4.27 | 116,621 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 24,560 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 42,415 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 112,192 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 554,442 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.85 | 58,632 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.88 | 115,554 |
| Biggest Cities by Language | 0 | - | 4.95 | 225,374 |
| Largest City by Island | 0 | - | 4.89 | 67,967 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.92 | 68,216 |
| Most Populous World Capitals | 0 | - | 4.93 | 170,413 |
| Biggest European Cities by Century | 0 | - | 4.98 | 125,887 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.88 | 54,214 |
| Megacities on a World Map | 0 | - | 4.98 | 234,442 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 98,563 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 64,605 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 70,470 |
| Biggest Cities in France - Extreme | 0 | - | 4.89 | 52,239 |
| Largest Nordic Cities on a Map | 0 | - | 4.83 | 34,666 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 101,518 |
| Biggest Cities in Germany | 0 | - | 4.95 | 282,337 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 162,044 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 162,952 |
| Biggest Cities in Europe | 0 | - | 4.74 | 523,545 |
| Megacities on an Empty Map | 0 | - | 4.95 | 94,021 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.86 | 87,259 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 39,841 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.91 | 90,929 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 45,157 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 30,324 |
| Biggest Cities in New Jersey | 0 | - | 4.12 | 26,462 |
| Biggest Cities in Colorado | 0 | - | 4.04 | 31,399 |
| Biggest Cities in Oregon | 0 | - | 4.11 | 19,987 |
| Biggest Cities in Alaska | 0 | - | 4.27 | 25,105 |
| Biggest Cities in Arizona | 0 | - | 4.29 | 30,584 |
| Biggest Cities in Illinois | 0 | - | 4.34 | 26,089 |
| Biggest Cities in Louisiana | 0 | - | 4.14 | 19,389 |
| Biggest Cities in Massachusetts | 0 | - | 4.38 | 29,602 |
| Biggest Cities in Michigan | 0 | - | 3.98 | 33,517 |
| Biggest Cities in Missouri | 0 | - | 4.23 | 16,821 |
| Biggest Cities in Tennessee | 0 | - | 4.26 | 20,324 |
| Biggest Cities in Indiana | 0 | - | 4.27 | 26,082 |
| Biggest English Cities by Century | 0 | - | 4.89 | 103,732 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 66,999 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 71,399 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 81,155 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 42,746 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 35,852 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.42 | 39,385 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 71,532 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 49,906 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.75 | 71,815 |
| Biggest Mediterranean Cities | 0 | - | 4.56 | 89,428 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.57 | 39,890 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.70 | 58,851 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 77,602 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.47 | 63,314 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 100,409 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 44,430 |
| Biggest City by Region | 0 | - | 4.50 | 35,213 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 55,946 |
| U.S. Cities by Hispanic Population | 0 | - | 4.30 | 36,504 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.95 | 82,180 |
| Northernmost Major City by Country | 0 | - | 4.56 | 32,349 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 51,651 |
| Two Largest Cities by First Two Letters | 0 | - | 4.54 | 81,424 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 48,606 |
| Biggest English-Speaking Cities | 0 | - | 4.43 | 141,187 |
| Biggest European Cities by Letter | 0 | - | 4.62 | 124,044 |
| Biggest Cities in History | 0 | - | 4.50 | 86,451 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 71,017 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 64,668 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,322 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.40 | 47,035 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.55 | 42,260 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.27 | 108,315 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 62,369 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 41,175 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 67,091 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 31,077 |
| Biggest Urban Areas in the UK | 0 | - | 4.41 | 173,114 |
| Biggest Cities in Japan | 0 | - | 4.68 | 80,659 |
| Biggest Cities in Russia | 0 | - | 4.48 | 80,439 |
| Biggest Cities in France | 0 | - | 4.70 | 215,076 |
| Biggest Cities in Spain | 0 | - | 4.63 | 164,793 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 54,156 |
| Biggest Cities in Poland | 0 | - | 4.57 | 51,871 |
| Biggest Cities in the UK | 0 | - | 4.47 | 100,850 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 36,138 |
| Biggest Cities in China | 0 | - | 4.47 | 151,247 |
| Cities of Ireland | 0 | - | 4.50 | 49,031 |
| Biggest Cities in Canada | 0 | - | 4.56 | 128,416 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 45,963 |
| Biggest Cities in India | 0 | - | 4.70 | 65,838 |
| Biggest Cities in Italy | 0 | - | 4.70 | 232,646 |
| Biggest Cities in Georgia | 0 | - | 3.96 | 23,174 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 120,049 |
| Biggest Cities Starting With D | 0 | - | 4.51 | 112,942 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 105,096 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 118,140 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 138,164 |
| Biggest Cities Starting With P | 0 | - | 4.47 | 122,468 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.75 | 43,281 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 51,351 |
| Biggest Cities in Mexico | 0 | - | 4.50 | 37,495 |
| All Cities in China with Population of 1 Million | 0 | - | 4.78 | 43,295 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 105,109 |
| Fastest Growing U.S. Cities | 0 | - | 4.37 | 72,135 |
| Second Biggest Cities by Country | 0 | - | 4.36 | 44,651 |
| Biggest Nordic Cities | 0 | - | 4.38 | 60,872 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 27,640 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 161,427 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,157 |
| Biggest Cities by Latitude | 0 | - | 4.77 | 27,104 |
| Flags to Largest Cities | 0 | - | 4.55 | 36,328 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.51 | 22,626 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 23,660 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 105,882 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 90,309 |
| Biggest World Cities A-Z | 0 | - | 4.61 | 215,845 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,393,020 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 367,221 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 160,424 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 118,808 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.78 | 67,454 |
| Largest Cities in Alexander's Empire | 0 | - | 4.57 | 39,460 |
| Biggest Cities in the World - 2100 | 0 | - | 4.23 | 89,237 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,389 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.46 | 30,180 |
| Biggest Cities in Portugal | 0 | - | 4.42 | 20,140 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,512 |
| Biggest Cities Starting With B | 0 | - | 4.35 | 157,922 |
| Biggest Cities Starting With C | 0 | - | 4.10 | 102,129 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 84,243 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 122,272 |
| Biggest Cities Starting With T | 0 | - | 4.28 | 124,180 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 162,508 |
| Countries with Megacities | 0 | - | 4.99 | 222,093 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 189,427 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 107,605 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 128,772 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 74,998 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 300,643 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 44,707 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.43 | 14,157 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 17,458 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 136,202 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 123,501 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 82,793 |
| Countries of Europe by Population | 0 | - | 4.98 | 167,385 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 259,335 |
| Most Populous Countries by Year | 0 | - | 4.81 | 104,275 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 117,093 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 108,500 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 89,254 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 82,195 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 110,720 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 102,114 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.98 | 108,471 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 85,925 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 90,403 |
| Countries by Population Range - Tile Select | 0 | - | 4.86 | 55,695 |
| Jewish Cities Quiz | 0 | - | 4.33 | 60,868 |
| Biggest Axis-Controlled Cities | 0 | - | 4.43 | 47,526 |
| Biggest Cities Near a Border | 0 | - | 4.21 | 30,953 |
