| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 152,423 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 75,166 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 35,140 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.88 | 108,265 |
| Biggest Cities in Washington State | 0 | - | 4.46 | 34,601 |
| Biggest Cities in North Carolina | 0 | - | 4.68 | 33,836 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 325,408 |
| Biggest Cities in the World | 0 | - | 4.91 | 747,502 |
| Biggest Cities in Asia | 0 | - | 4.94 | 103,707 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 47,196 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.94 | 46,877 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 212,690 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 128,835 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 396,891 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 107,409 |
| Biggest Cities in the United States | 0 | - | 4.94 | 909,675 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 351,523 |
| Biggest City by Time Zone | 0 | - | 4.86 | 61,273 |
| Biggest City in Every Country | 0 | - | 4.98 | 89,589 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 187,884 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 101,649 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 109,988 |
| Biggest Cities with Exceptions | 0 | - | 4.89 | 72,856 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.85 | 78,687 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.95 | 72,581 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 45,336 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 65,134 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 48,960 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 61,842 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 119,308 |
| Biggest Cities in California | 0 | - | 4.34 | 135,941 |
| Biggest Cities in Florida | 0 | - | 4.22 | 70,081 |
| Biggest Cities in New York State | 0 | - | 4.31 | 58,001 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 44,284 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 47,536 |
| Biggest Cities in Texas | 0 | - | 4.27 | 116,082 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 24,429 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 41,559 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 111,058 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 548,858 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.83 | 57,830 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.88 | 114,708 |
| Biggest Cities by Language | 0 | - | 4.95 | 223,592 |
| Largest City by Island | 0 | - | 4.90 | 66,445 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 67,675 |
| Most Populous World Capitals | 0 | - | 4.93 | 169,226 |
| Biggest European Cities by Century | 0 | - | 4.98 | 125,149 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.88 | 53,803 |
| Megacities on a World Map | 0 | - | 4.98 | 232,503 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 97,847 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 64,008 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 69,428 |
| Biggest Cities in France - Extreme | 0 | - | 4.89 | 50,989 |
| Largest Nordic Cities on a Map | 0 | - | 4.83 | 33,981 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 99,529 |
| Biggest Cities in Germany | 0 | - | 4.95 | 279,749 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 160,213 |
| Biggest Cities in Oregon | 0 | - | 4.11 | 19,832 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 161,775 |
| Biggest Cities in Europe | 0 | - | 4.74 | 517,246 |
| Megacities on an Empty Map | 0 | - | 4.95 | 93,122 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.83 | 83,833 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 39,475 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.90 | 88,595 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 44,563 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 30,020 |
| Biggest Cities in New Jersey | 0 | - | 4.12 | 26,282 |
| Biggest Cities in Colorado | 0 | - | 4.04 | 31,236 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 24,307 |
| Biggest Cities in Alaska | 0 | - | 4.27 | 24,961 |
| Biggest Cities in Arizona | 0 | - | 4.29 | 30,377 |
| Biggest Cities in Illinois | 0 | - | 4.34 | 25,914 |
| Biggest Cities in Louisiana | 0 | - | 4.14 | 19,255 |
| Biggest Cities in Massachusetts | 0 | - | 4.38 | 29,382 |
| Biggest Cities in Michigan | 0 | - | 3.98 | 33,400 |
| Biggest Cities in Missouri | 0 | - | 4.23 | 16,700 |
| Biggest Cities in Tennessee | 0 | - | 4.26 | 20,197 |
| Biggest Cities in Indiana | 0 | - | 4.27 | 25,877 |
| Biggest English Cities by Century | 0 | - | 4.89 | 103,250 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.82 | 66,540 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 70,900 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 80,184 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 42,443 |
| Biggest "Saint" Cities - United States | 0 | - | 4.45 | 35,621 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.42 | 39,105 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.43 | 70,913 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 49,453 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.75 | 71,455 |
| Biggest Mediterranean Cities | 0 | - | 4.56 | 88,897 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.57 | 39,525 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 58,550 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 77,229 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.47 | 62,940 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 100,171 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 44,249 |
| Biggest City by Region | 0 | - | 4.49 | 34,984 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 55,632 |
| U.S. Cities by Hispanic Population | 0 | - | 4.30 | 35,995 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.95 | 81,593 |
| Northernmost Major City by Country | 0 | - | 4.56 | 32,166 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 51,499 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 80,914 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 48,411 |
| Biggest English-Speaking Cities | 0 | - | 4.43 | 140,399 |
| Biggest European Cities by Letter | 0 | - | 4.62 | 123,095 |
| Biggest Cities in History | 0 | - | 4.50 | 85,295 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 70,450 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.55 | 64,451 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,138 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.38 | 39,541 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.55 | 41,963 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.26 | 106,068 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 62,125 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 40,402 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 66,781 |
| Cities on Interstate 90 on a Map | 0 | - | 4.44 | 30,814 |
| Biggest Urban Areas in the UK | 0 | - | 4.41 | 172,402 |
| Biggest Cities in Japan | 0 | - | 4.68 | 80,084 |
| Biggest Cities in Russia | 0 | - | 4.48 | 79,947 |
| Biggest Cities in France | 0 | - | 4.70 | 212,855 |
| Biggest Cities in Spain | 0 | - | 4.63 | 163,372 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 53,660 |
| Biggest Cities in Poland | 0 | - | 4.57 | 51,328 |
| Biggest Cities in the UK | 0 | - | 4.47 | 99,854 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 35,741 |
| Biggest Cities in China | 0 | - | 4.47 | 149,588 |
| Cities of Ireland | 0 | - | 4.50 | 48,647 |
| Biggest Cities in Canada | 0 | - | 4.56 | 127,331 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 45,615 |
| Biggest Cities in India | 0 | - | 4.71 | 65,367 |
| Biggest Cities in Italy | 0 | - | 4.70 | 230,716 |
| Biggest Cities in Georgia | 0 | - | 3.96 | 23,024 |
| Biggest Cities Starting With A | 0 | - | 4.61 | 118,733 |
| Biggest Cities Starting With D | 0 | - | 4.51 | 112,080 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 104,109 |
| Biggest Cities Starting With L | 0 | - | 4.45 | 117,127 |
| Biggest Cities Starting With M | 0 | - | 4.49 | 136,747 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 121,334 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.74 | 43,162 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 50,982 |
| Biggest Cities in Mexico | 0 | - | 4.50 | 37,082 |
| All Cities in China with Population of 1 Million | 0 | - | 4.78 | 42,662 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 104,193 |
| Fastest Growing U.S. Cities | 0 | - | 4.36 | 71,895 |
| Second Biggest Cities Quiz | 0 | - | 4.25 | 40,004 |
| Biggest Nordic Cities | 0 | - | 4.38 | 60,664 |
| Biggest Coastal City by Country | 0 | - | 4.60 | 27,546 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 160,174 |
| Biggest City by Region #2 | 0 | - | 4.43 | 23,996 |
| Biggest Cities by Latitude | 0 | - | 4.77 | 26,989 |
| Flags to Largest Cities | 0 | - | 4.54 | 35,781 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.51 | 22,376 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 23,565 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.42 | 104,480 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.41 | 88,873 |
| Biggest World Cities A-Z | 0 | - | 4.55 | 213,920 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,381,144 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 364,713 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 146,541 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 117,359 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.78 | 67,147 |
| Largest Cities in Alexander's Empire | 0 | - | 4.57 | 39,342 |
| Biggest Cities in the World - 2100 | 0 | - | 4.23 | 88,172 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,267 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.46 | 29,954 |
| Biggest Cities in Portugal | 0 | - | 4.42 | 19,932 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,391 |
| Biggest Cities Starting With B | 0 | - | 4.36 | 156,474 |
| Biggest Cities Starting With C | 0 | - | 4.09 | 101,340 |
| Biggest Cities Starting With K | 0 | - | 4.30 | 83,421 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 121,332 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 122,946 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 158,738 |
| Countries with Megacities | 0 | - | 4.99 | 217,877 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 186,629 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 106,206 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 126,594 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 73,162 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 269,793 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 44,513 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.43 | 14,036 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 17,327 |
| Biggest U.S. Cities A-Z | 0 | - | 4.68 | 135,670 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 122,645 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 81,855 |
| Countries of Europe by Population | 0 | - | 4.98 | 161,639 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 257,345 |
| Most Populous Countries by Year | 0 | - | 4.81 | 102,675 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 115,909 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 107,656 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 88,142 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 81,685 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 103,431 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 100,753 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.98 | 107,368 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 84,907 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 89,608 |
| Countries by Population Range - Tile Select | 0 | - | 4.85 | 54,950 |
| Jewish Cities Quiz | 0 | - | 4.32 | 60,645 |
| Biggest Axis-Controlled Cities | 0 | - | 4.42 | 47,201 |
