| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,234 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,985 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,612 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,449 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,187 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 63,044 |
| Biggest Cities in the World | 0 | - | 4.91 | 807,051 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 349,387 |
| Biggest Cities in Asia | 0 | - | 4.95 | 118,369 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,485 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,606 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 127,807 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 92,529 |
| U.S. States by Second Most Populous City | 0 | - | 4.43 | 44,199 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 37,034 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,561 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 55,455 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 421,170 |
| Biggest Cities in the United States | 0 | - | 4.94 | 989,165 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 368,524 |
| Biggest City by Time Zone | 0 | - | 4.88 | 69,092 |
| Biggest City in Every Country | 0 | - | 4.98 | 102,191 |
| Biggest Cities by Latitude Range | 0 | - | 4.81 | 32,960 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.46 | 73,428 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 227,839 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,671 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 150,612 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,952 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 226,108 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,387 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,929 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 49,114 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,782 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 81,103 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,716 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 116,721 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,847 |
| Ten Southernmost Megacities | 0 | - | 4.84 | 65,317 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,568 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,772 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,409 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.98 | 119,724 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,789 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,857 |
| Largest City by Island | 0 | - | 4.87 | 72,577 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,499 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,873 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,251 |
| Megacities on a World Map | 0 | - | 4.98 | 257,484 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 119,541 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 583,027 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,846 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,839 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 116,790 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 35,358 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,868 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,595 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 169,131 |
| Biggest Cities in Europe | 0 | - | 4.70 | 549,791 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,611 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,593 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,366 |
| Biggest Cities in Germany | 0 | - | 4.95 | 295,655 |
| Cities of China (With Some Help) | 0 | - | 4.91 | 31,834 |
| Biggest Cities in Canada | 0 | - | 4.55 | 133,668 |
| Biggest Cities in Latin America | 0 | - | 4.48 | 65,031 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.30 | 118,828 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.89 | 97,698 |
| All Cities in China with Population of 1 Million | 0 | - | 4.82 | 46,715 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,517 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 100,368 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 48,094 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,371 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 74,034 |
| Biggest English Cities by Century | 0 | - | 4.91 | 107,093 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,843 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,540 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.70 | 68,640 |
| The Most Populous U.S. City by Category | 0 | - | 4.37 | 22,506 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.47 | 31,449 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.81 | 76,228 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 60,210 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,679 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,180 |
| Biggest City by Region | 0 | - | 4.50 | 36,417 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,375 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,330 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,460 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,525 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,598 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,618 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,604 |
| Biggest English-Speaking Cities | 0 | - | 4.45 | 166,036 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 127,551 |
| Biggest Cities in History | 0 | - | 4.52 | 90,705 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 79,210 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,618 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,967 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 47,108 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.54 | 43,646 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,737 |
| Biggest Cities in the Blue Banana | 0 | - | 4.57 | 36,731 |
| Biggest Cities in Australia on a Map | 0 | - | 4.62 | 38,247 |
| Saint Lucia Country Quiz | 0 | - | 4.67 | 18,165 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 42,429 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,521 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,291 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 125,249 |
| Biggest Cities Starting With D | 0 | - | 4.52 | 117,247 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 110,066 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 123,680 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 144,211 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 127,859 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 63,626 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.61 | 44,716 |
| Largest Nordic Cities on a Map | 0 | - | 4.78 | 37,455 |
| Colour in the Flag Map by Guessing Cities | 0 | - | 4.92 | 65,120 |
| Biggest Urban Areas in the UK | 0 | - | 4.43 | 177,084 |
| Biggest Cities in Japan | 0 | - | 4.68 | 83,609 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,838 |
| Biggest Cities in France | 0 | - | 4.72 | 225,635 |
| Biggest Cities in Spain | 0 | - | 4.64 | 172,377 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 56,354 |
| Biggest Cities in Poland | 0 | - | 4.62 | 54,353 |
| Biggest Cities in the UK | 0 | - | 4.48 | 105,972 |
| Biggest Cities in China | 0 | - | 4.53 | 160,204 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,512 |
| Biggest Cities in India | 0 | - | 4.64 | 68,127 |
| Biggest Cities in Italy | 0 | - | 4.78 | 242,735 |
| US States Quiz | 0 | - | 5.00 | 17,022,545 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,174 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,194 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,655 |
| Fastest Growing U.S. Cities | 0 | - | 4.35 | 73,198 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 28,153 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,935 |
| Biggest Cities by Trait #2 | 0 | - | 4.47 | 20,970 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.64 | 108,216 |
| Biggest Nordic Cities | 0 | - | 4.36 | 61,726 |
| Five Biggest Cities by Country | 0 | - | 4.70 | 167,486 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.75 | 43,949 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,920 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.52 | 23,798 |
| 100 Biggest Soviet Cities in 1989 with a Map | 0 | - | 4.97 | 30,166 |
| Biggest Cities in Brazil | 0 | - | 4.57 | 53,500 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,642 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,274 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 110,700 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 94,646 |
| Biggest Cities in California | 0 | - | 4.35 | 140,525 |
| Biggest Cities in Florida | 0 | - | 4.25 | 72,471 |
| Biggest Cities in New York State | 0 | - | 4.32 | 59,966 |
| Biggest Cities in Pennsylvania | 0 | - | 4.13 | 45,565 |
| Biggest Cities in Colorado | 0 | - | 4.05 | 32,455 |
| Biggest Cities in Arizona | 0 | - | 4.30 | 31,878 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 49,021 |
| Biggest Cities in Texas | 0 | - | 4.29 | 119,811 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 25,313 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 224,384 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,868 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 336,213 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,456,122 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 383,000 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,515 |
| Countries with Megacities | 0 | - | 4.99 | 267,891 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,170 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,346 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,496 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,447 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 40,064 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 32,121 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,934 |
| Largest Cities once part of the Byzantine Empire | 0 | - | 4.83 | 21,813 |
| Cities of Ireland | 0 | - | 4.51 | 50,960 |
| Biggest Cities in Portugal | 0 | - | 4.43 | 21,235 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.31 | 41,005 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 163,930 |
| Biggest Cities Starting With C | 0 | - | 4.12 | 105,880 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 87,570 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 127,464 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 128,927 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,700,491 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,608 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,393 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,455 |
| US States with an Empty Map | 0 | - | 5.00 | 629,577 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,386 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,457 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,598 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.67 | 23,890 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,580 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,472 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,533 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,821 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,997 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,367 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,727 |
| Largest World Cities With Four Letters | 0 | - | 4.39 | 64,638 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.38 | 32,145 |
| Cities in European Economic Areas on a Map | 0 | - | 4.73 | 18,241 |
