| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 125,877 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,061 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,215 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,135 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,655 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,158 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,270 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,615 |
| Biggest Cities in the World | 0 | - | 4.91 | 797,776 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,813 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,965 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,895 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,002 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,149 |
| Biggest Cities in the United States | 0 | - | 4.94 | 977,151 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,865 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,762 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,313 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,686 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,159 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,427 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,662 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,388 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,721 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 57,145 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,935 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,053 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,530 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,109 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,292 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,162 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,172 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,631 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,325 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,695 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,670 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,134 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,365 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,243 |
| Largest City by Island | 0 | - | 4.87 | 71,783 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,880 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,822 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,368 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 73,056 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,022 |
| Megacities on a World Map | 0 | - | 4.98 | 254,101 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,791 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,512 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,292 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,840 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,456 |
| Biggest Cities in Germany | 0 | - | 4.95 | 293,237 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,777 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 18,054 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,224 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,045 |
| Biggest Cities in Europe | 0 | - | 4.73 | 545,983 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.30 | 116,686 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,265 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 95,830 |
| All Cities in China with Population of 1 Million | 0 | - | 4.81 | 45,998 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,175 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 98,536 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,514 |
| Biggest Cities in Latin America | 0 | - | 4.48 | 64,719 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,160 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,206 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 53,077 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 31,524 |
| Biggest English Cities by Century | 0 | - | 4.90 | 106,214 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,864 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,487 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 63,390 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.73 | 73,444 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,276 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.59 | 43,934 |
| Largest Nordic Cities on a Map | 0 | - | 4.77 | 37,051 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.70 | 65,615 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.47 | 31,161 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.44 | 14,619 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,491 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,068 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,950 |
| Biggest City by Region | 0 | - | 4.50 | 36,172 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,103 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,414 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,172 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,341 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,218 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.52 | 23,580 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,394 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 41,458 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,348 |
| Rivers of the United States | 0 | - | 4.93 | 66,135 |
| Biggest English-Speaking Cities | 0 | - | 4.44 | 152,491 |
| Biggest European Cities by Letter | 0 | - | 4.54 | 126,604 |
| Biggest Cities in History | 0 | - | 4.52 | 90,084 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 76,961 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,458 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,972 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 84,905 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,382 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,941 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,798 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,365 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,433 |
| Biggest Cities in the Blue Banana | 0 | - | 4.56 | 36,353 |
| Biggest Urban Areas in the UK | 0 | - | 4.42 | 176,260 |
| Biggest Cities in Japan | 0 | - | 4.69 | 83,011 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,365 |
| Biggest Cities in France | 0 | - | 4.70 | 223,834 |
| Biggest Cities in Spain | 0 | - | 4.63 | 171,013 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 55,950 |
| Biggest Cities in Poland | 0 | - | 4.63 | 53,840 |
| Biggest Cities in the UK | 0 | - | 4.48 | 105,156 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 37,867 |
| Biggest Cities in China | 0 | - | 4.53 | 158,417 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,187 |
| Biggest Cities in India | 0 | - | 4.63 | 67,709 |
| Biggest Cities in Italy | 0 | - | 4.77 | 240,935 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 124,234 |
| Biggest Cities Starting With D | 0 | - | 4.52 | 116,549 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 109,316 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 122,634 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 143,256 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 126,996 |
| Hawaiian Islands | 0 | - | 4.83 | 42,678 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.75 | 43,811 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,989 |
| US States and State Capitals | 0 | - | 4.99 | 161,822 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,665 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 107,707 |
| Fastest Growing U.S. Cities | 0 | - | 4.35 | 73,026 |
| Biggest Nordic Cities | 0 | - | 4.36 | 61,579 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 28,048 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 166,488 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,790 |
| Biggest Cities by Latitude Range | 0 | - | 4.78 | 27,544 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,290 |
| Biggest Cities by Trait #2 | 0 | - | 4.47 | 20,574 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,325 |
| Cities of Ireland | 0 | - | 4.51 | 50,632 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,181 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 109,970 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 94,084 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,171 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,055 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 222,902 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,481 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,024 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,819 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,041 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.78 | 68,791 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 39,941 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 31,904 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,824 |
| Biggest Cities in Portugal | 0 | - | 4.43 | 20,972 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,918 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 162,635 |
| Biggest Cities Starting With C | 0 | - | 4.11 | 105,242 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 87,038 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 126,470 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 128,155 |
| US States by Borders in 30 Seconds | 0 | - | 4.67 | 2,679,235 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 506,083 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.68 | 23,625 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,251 |
| Countries with Megacities | 0 | - | 4.99 | 262,387 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,085 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,113 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,388 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,165 |
| Largest World Cities With Four Letters | 0 | - | 4.39 | 62,769 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.38 | 31,998 |
| Cities in European Economic Areas on a Map | 0 | - | 4.69 | 17,561 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 139,177 |
| Biggest Cities in California | 0 | - | 4.35 | 139,804 |
| Biggest Cities in Florida | 0 | - | 4.24 | 72,071 |
| Biggest Cities in New York State | 0 | - | 4.32 | 59,632 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 45,384 |
| Biggest Cities in Colorado | 0 | - | 4.05 | 32,233 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 48,745 |
| Biggest Cities in Texas | 0 | - | 4.29 | 119,291 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 25,168 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,941 |
| Which City in Canada? | 0 | - | 4.82 | 57,024 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,084 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,225 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,052 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,073 |
| U.S. State Flags | 0 | - | 4.89 | 170,118 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,665 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,299 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,826 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,636 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,520 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,598 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,502 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,790 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,338 |
