| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,290 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.88 | 81,022 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,790 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,832 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,283 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.85 | 62,228 |
| Biggest Cities in the World | 0 | - | 4.91 | 798,747 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,617 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,970 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,069 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,966 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 126,084 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.45 | 87,720 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,969 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,831 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,392 |
| 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 | 417,596 |
| Biggest Cities in the United States | 0 | - | 4.94 | 978,322 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,143 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,933 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,537 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 73,100 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,034 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,331 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,828 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,803 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,339 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,510 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,787 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,821 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,545 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,888 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 59,590 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,329 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,038 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,475 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,625 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,317 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,182 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,219 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,528 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,393 |
| Largest City by Island | 0 | - | 4.87 | 71,865 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,976 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,944 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,500 |
| Megacities on a World Map | 0 | - | 4.98 | 254,500 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,403 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,142 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,342 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,920 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,642 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,804 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,359 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,326 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,224 |
| Biggest Cities in Europe | 0 | - | 4.73 | 546,338 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,097 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,698 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,404 |
| Biggest Cities in Germany | 0 | - | 4.95 | 293,447 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,856 |
| Biggest Cities in Latin America | 0 | - | 4.48 | 64,751 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.30 | 117,030 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 95,988 |
| All Cities in China with Population of 1 Million | 0 | - | 4.82 | 46,061 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,198 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 98,719 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,549 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,905 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,526 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 31,564 |
| Biggest English Cities by Century | 0 | - | 4.90 | 106,265 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,485 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,292 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.70 | 66,101 |
| The Most Populous U.S. City by Category | 0 | - | 4.37 | 22,385 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.47 | 31,186 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,566 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,086 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,980 |
| Biggest City by Region | 0 | - | 4.50 | 36,221 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,138 |
| 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 | 60,195 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,249 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,252 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,414 |
| Biggest English-Speaking Cities | 0 | - | 4.44 | 152,581 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 126,651 |
| Biggest Cities in History | 0 | - | 4.52 | 90,150 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 77,421 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,470 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,467 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,986 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,406 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,461 |
| Biggest Cities in the Blue Banana | 0 | - | 4.56 | 36,385 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 37,904 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 18,068 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 41,555 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,208 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,075 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 124,345 |
| Biggest Cities Starting With D | 0 | - | 4.52 | 116,640 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 109,412 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 122,990 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 143,385 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 127,109 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 63,414 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.59 | 43,988 |
| Largest Nordic Cities on a Map | 0 | - | 4.77 | 37,085 |
| Colour in the Flag Map by Guessing Cities | 0 | - | 4.92 | 64,584 |
| Biggest Urban Areas in the UK | 0 | - | 4.43 | 176,306 |
| Biggest Cities in Japan | 0 | - | 4.69 | 83,087 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,410 |
| Biggest Cities in France | 0 | - | 4.70 | 223,979 |
| Biggest Cities in Spain | 0 | - | 4.63 | 171,139 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 55,993 |
| Biggest Cities in Poland | 0 | - | 4.63 | 53,894 |
| Biggest Cities in the UK | 0 | - | 4.48 | 105,244 |
| Biggest Cities in China | 0 | - | 4.53 | 158,583 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,213 |
| Biggest Cities in India | 0 | - | 4.64 | 67,744 |
| Biggest Cities in Italy | 0 | - | 4.77 | 241,073 |
| US States Quiz | 0 | - | 5.00 | 16,874,358 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,945 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,172 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,219 |
| Fastest Growing U.S. Cities | 0 | - | 4.35 | 73,050 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 28,064 |
| 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 | 20,620 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 107,752 |
| Biggest Nordic Cities | 0 | - | 4.36 | 61,592 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 166,579 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.75 | 43,836 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,379 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.52 | 23,598 |
| 100 Biggest Soviet Cities in 1989 with a Map | 0 | - | 4.97 | 29,834 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 53,134 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,327 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,187 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 110,062 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 94,136 |
| Biggest Cities in California | 0 | - | 4.35 | 139,874 |
| Biggest Cities in Florida | 0 | - | 4.24 | 72,104 |
| Biggest Cities in New York State | 0 | - | 4.32 | 59,674 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 45,402 |
| Biggest Cities in Colorado | 0 | - | 4.05 | 32,254 |
| Biggest Cities in Arizona | 0 | - | 4.30 | 31,642 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 48,775 |
| Biggest Cities in Texas | 0 | - | 4.29 | 119,339 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 25,189 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 223,030 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,541 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,978 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,445,593 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,313 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,445 |
| Countries with Megacities | 0 | - | 4.99 | 263,336 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,284 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,235 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,580 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,274 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 39,953 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 31,940 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,834 |
| Largest Cities once part of the Byzantine Empire | 0 | - | 4.83 | 21,593 |
| Cities of Ireland | 0 | - | 4.51 | 50,659 |
| Biggest Cities in Portugal | 0 | - | 4.43 | 20,986 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,927 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 162,755 |
| Biggest Cities Starting With C | 0 | - | 4.11 | 105,313 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 87,121 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 126,583 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 128,263 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,689,673 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,805 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,446 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,174 |
| US States with an Empty Map | 0 | - | 5.00 | 624,577 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,029 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,602 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,196 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.68 | 23,655 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,893 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,715 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,788 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,898 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,390 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,534 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,077 |
| Largest World Cities With Four Letters | 0 | - | 4.39 | 63,684 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.78 | 70,333 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.38 | 32,018 |
| Cities in European Economic Areas on a Map | 0 | - | 4.70 | 17,629 |
