| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,282 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.88 | 80,804 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,784 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,821 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,278 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.85 | 62,225 |
| Biggest Cities in the World | 0 | - | 4.91 | 798,689 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,575 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,953 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,059 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,958 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 126,067 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.45 | 87,410 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,968 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,829 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,391 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 55,175 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,574 |
| Biggest Cities in the United States | 0 | - | 4.94 | 978,273 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,129 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,920 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,522 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 73,097 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,008 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,312 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,795 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,797 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,329 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,502 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,777 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,819 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,544 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,875 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 59,539 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,311 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,034 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,462 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,619 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,288 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,180 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,212 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,516 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,383 |
| Largest City by Island | 0 | - | 4.87 | 71,857 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,966 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,938 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,492 |
| Megacities on a World Map | 0 | - | 4.98 | 254,484 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,394 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,086 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,337 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,914 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,632 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,803 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,351 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,324 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,215 |
| Biggest Cities in Europe | 0 | - | 4.73 | 546,304 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,076 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,687 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,396 |
| Biggest Cities in Germany | 0 | - | 4.95 | 293,426 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,853 |
| Biggest Cities in Latin America | 0 | - | 4.48 | 64,748 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.30 | 117,013 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 95,974 |
| All Cities in China with Population of 1 Million | 0 | - | 4.82 | 46,058 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,195 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 98,705 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,546 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,903 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,524 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 31,561 |
| Biggest English Cities by Century | 0 | - | 4.90 | 106,246 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,481 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,290 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.70 | 66,071 |
| The Most Populous U.S. City by Category | 0 | - | 4.37 | 22,385 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.47 | 31,185 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,561 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,085 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,976 |
| Biggest City by Region | 0 | - | 4.50 | 36,214 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,136 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,184 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,349 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,194 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,245 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,248 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,412 |
| Biggest English-Speaking Cities | 0 | - | 4.44 | 152,579 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 126,645 |
| Biggest Cities in History | 0 | - | 4.52 | 90,147 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 77,401 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,469 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,458 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,980 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,405 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,457 |
| Biggest Cities in the Blue Banana | 0 | - | 4.56 | 36,384 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 37,900 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 18,067 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 41,551 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,205 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,075 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 124,342 |
| Biggest Cities Starting With D | 0 | - | 4.52 | 116,635 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 109,408 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 122,985 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 143,383 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 127,104 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 63,405 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.59 | 43,987 |
| Largest Nordic Cities on a Map | 0 | - | 4.77 | 37,081 |
| Colour in the Flag Map by Guessing Cities | 0 | - | 4.92 | 64,573 |
| Biggest Urban Areas in the UK | 0 | - | 4.43 | 176,302 |
| Biggest Cities in Japan | 0 | - | 4.69 | 83,083 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,405 |
| Biggest Cities in France | 0 | - | 4.70 | 223,956 |
| Biggest Cities in Spain | 0 | - | 4.63 | 171,127 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 55,990 |
| Biggest Cities in Poland | 0 | - | 4.63 | 53,891 |
| Biggest Cities in the UK | 0 | - | 4.48 | 105,240 |
| Biggest Cities in China | 0 | - | 4.53 | 158,576 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,211 |
| Biggest Cities in India | 0 | - | 4.64 | 67,740 |
| Biggest Cities in Italy | 0 | - | 4.77 | 241,062 |
| US States Quiz | 0 | - | 5.00 | 16,873,321 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,940 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,168 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,181 |
| Fastest Growing U.S. Cities | 0 | - | 4.35 | 73,045 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 28,063 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,818 |
| Biggest Cities by Latitude Range | 0 | - | 4.78 | 27,548 |
| Biggest Cities by Trait #2 | 0 | - | 4.47 | 20,618 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 107,749 |
| Biggest Nordic Cities | 0 | - | 4.36 | 61,590 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 166,568 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.75 | 43,829 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,373 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.52 | 23,595 |
| 100 Biggest Soviet Cities in 1989 with a Map | 0 | - | 4.97 | 29,832 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 53,131 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,325 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,186 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 110,057 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 94,134 |
| Biggest Cities in California | 0 | - | 4.35 | 139,872 |
| Biggest Cities in Florida | 0 | - | 4.24 | 72,101 |
| Biggest Cities in New York State | 0 | - | 4.32 | 59,672 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 45,400 |
| Biggest Cities in Colorado | 0 | - | 4.05 | 32,254 |
| Biggest Cities in Arizona | 0 | - | 4.30 | 31,641 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 48,774 |
| Biggest Cities in Texas | 0 | - | 4.29 | 119,338 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 25,188 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 223,015 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,537 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,968 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,445,516 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,294 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,436 |
| Countries with Megacities | 0 | - | 4.99 | 263,282 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,274 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,229 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,570 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,268 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 39,952 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 31,936 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,834 |
| Largest Cities once part of the Byzantine Empire | 0 | - | 4.83 | 21,582 |
| Cities of Ireland | 0 | - | 4.51 | 50,653 |
| Biggest Cities in Portugal | 0 | - | 4.43 | 20,986 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,925 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 162,751 |
| Biggest Cities Starting With C | 0 | - | 4.11 | 105,310 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 87,119 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 126,580 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 128,254 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,689,624 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,803 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,445 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,174 |
| US States with an Empty Map | 0 | - | 5.00 | 624,538 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,013 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,596 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,189 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.68 | 23,652 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,890 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,714 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,778 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,884 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,389 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,531 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,074 |
| Largest World Cities With Four Letters | 0 | - | 4.39 | 63,661 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.78 | 69,236 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.38 | 32,017 |
| Cities in European Economic Areas on a Map | 0 | - | 4.70 | 17,624 |
