| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,565 |
| Megacities on a World Map | 0 | - | 4.98 | 253,501 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,138 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,728 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,265 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,672 |
| Biggest Cities in the World | 0 | - | 4.91 | 796,889 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,139 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,521 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,980 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,242 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,943 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,955 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,427 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,236 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,517 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,696 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,805 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 61,590 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,400 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,898 |
| Biggest Cities in the United States | 0 | - | 4.94 | 975,921 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,596 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,067 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,046 |
| Largest City by Island | 0 | - | 4.87 | 71,695 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,798 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,693 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,273 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,225 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,103 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,077 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,058 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,858 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,916 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,676 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,905 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,821 |
| Biggest Cities in the Blue Banana | 0 | - | 4.56 | 36,314 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,801 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,409 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,955 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,545 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,007 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.99 | 101,091 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,410 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,050 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,924 |
| Biggest City by Region | 0 | - | 4.50 | 36,128 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,057 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,062 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,159 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,156 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,330 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,171 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,240 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,602 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,518 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,372 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.68 | 23,599 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,689 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,923 |
| Biggest Cities in Europe | 0 | - | 4.73 | 545,517 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,971 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 125,685 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,531 |
| Biggest Cities in Germany | 0 | - | 4.95 | 293,036 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,095 |
| Biggest English-Speaking Cities | 0 | - | 4.44 | 152,363 |
| Biggest Cities in History | 0 | - | 4.52 | 90,022 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 76,332 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,361 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,400 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 124,135 |
| Biggest Cities Starting With D | 0 | - | 4.52 | 116,465 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 109,218 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 122,535 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 143,129 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 126,901 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,722 |
| Fastest Growing U.S. Cities | 0 | - | 4.35 | 73,005 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 28,035 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,757 |
| Biggest Cities by Latitude Range | 0 | - | 4.78 | 27,537 |
| Biggest Cities by Trait #2 | 0 | - | 4.47 | 20,541 |
| Cities in European Economic Areas on a Map | 0 | - | 4.69 | 17,502 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 95,672 |
| All Cities in China with Population of 1 Million | 0 | - | 4.81 | 45,952 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,144 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 98,376 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,480 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 41,374 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 113,902 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 31,502 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,060 |
| Countries with Megacities | 0 | - | 4.99 | 260,610 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,923 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,016 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,199 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,023 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.73 | 73,395 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,243 |
| Cities in Squares on a Map - North America | 0 | - | 4.30 | 21,441 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.69 | 64,763 |
| Colour in the Flag Map by Guessing Cities | 0 | - | 4.92 | 64,468 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,454 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,779 |
| Biggest English Cities by Century | 0 | - | 4.90 | 106,175 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 31,873 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,912 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 162,516 |
| Biggest Cities Starting With C | 0 | - | 4.11 | 105,167 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 86,981 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 126,378 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 128,069 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,615,469 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 107,663 |
| Biggest Cities in Latin America | 0 | - | 4.47 | 64,683 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 166,371 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,259 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 109,903 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 94,014 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 222,755 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,747 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,568 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,456 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,694 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,282 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,384 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,941 |
| Biggest European Cities by Letter | 0 | - | 4.54 | 126,560 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,451 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 51,190 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,957 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 84,837 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,915 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,781 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.38 | 31,991 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,342 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 55,118 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 37,835 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,238 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,416 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,803 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,221 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,511 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,248 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,734 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,990 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,183 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,829 |
| Jewish Cities Quiz | 0 | - | 4.34 | 61,782 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,361 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 73,028 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,756 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,483 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.59 | 43,877 |
| Largest Nordic Cities on a Map | 0 | - | 4.77 | 37,027 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,120 |
| Biggest Urban Areas in the UK | 0 | - | 4.42 | 176,208 |
| Biggest Cities in Japan | 0 | - | 4.69 | 82,931 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,318 |
| Biggest Cities in France | 0 | - | 4.70 | 223,635 |
| Biggest Cities in Spain | 0 | - | 4.63 | 170,893 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 55,908 |
| Biggest Cities in Poland | 0 | - | 4.63 | 53,804 |
| Biggest Cities in the UK | 0 | - | 4.48 | 105,086 |
| Biggest Cities in China | 0 | - | 4.52 | 158,260 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,700 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,169 |
| Biggest Cities in India | 0 | - | 4.63 | 67,668 |
| Biggest Cities in Italy | 0 | - | 4.77 | 240,790 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.36 | 102,016 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.16 | 107,223 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 85,437 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 80,493 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.39 | 33,640 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.04 | 67,448 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.28 | 73,405 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.37 | 81,621 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 139,130 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,776 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,122 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,098 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,526 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,170 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,452 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,095 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,449 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,802 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,929 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 170,799 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,776 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,143 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 82,108 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,807 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,293 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,738 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,127 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,169 |
