| Biggest Cities in the World | 0 | - | 4.89 | 680,653 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 368,194 |
| Biggest Cities in the United States | 0 | - | 4.92 | 810,205 |
| 100 Biggest Metro Areas in the USA | 0 | - | 4.98 | 321,353 |
| Biggest City by Time Zone | 0 | - | 4.84 | 53,721 |
| Biggest City in Every Country | 0 | - | 4.97 | 77,937 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 167,987 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 91,184 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 94,981 |
| Biggest Cities with Exceptions | 0 | - | 4.91 | 63,919 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.86 | 70,551 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 509,920 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 64,513 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 52,433 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 42,093 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 59,216 |
| Ten Southernmost Megacities | 0 | - | 4.81 | 46,077 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.96 | 54,610 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 105,299 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.87 | 108,332 |
| Biggest Cities by Language | 0 | - | 4.95 | 212,701 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 64,567 |
| Most Populous World Capitals | 0 | - | 4.92 | 147,022 |
| Biggest European Cities by Century | 0 | - | 4.98 | 117,892 |
| Megacities on a World Map | 0 | - | 4.98 | 219,408 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 59,506 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 62,882 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 83,347 |
| Biggest U.S. Cities A-Z | 0 | - | 4.64 | 121,768 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 150,323 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 154,139 |
| Biggest Cities in Asia | 0 | - | 4.94 | 95,191 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 63,434 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 67,548 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 43,065 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 197,796 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 108,558 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 302,037 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 96,479 |
| Megacities on an Empty Map | 0 | - | 4.96 | 86,981 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 41,269 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.36 | 82,961 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.36 | 69,423 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.28 | 77,752 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 83,392 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.15 | 65,823 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.23 | 61,581 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.22 | 59,836 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 67,249 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 50,636 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 130,955 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 43,727 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 90,564 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.90 | 91,092 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 69,039 |
| Biggest Cities in France - Extreme | 0 | - | 4.88 | 43,155 |
| 500 Biggest US Cities | 0 | - | 4.87 | 96,718 |
| Biggest Cities in Germany | 0 | - | 4.95 | 261,326 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,304,254 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 347,912 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 136,399 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 109,024 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.90 | 28,536 |
| Biggest Cities in Sweden | 0 | - | 4.83 | 37,074 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 75,022 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 116,509 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 124,479 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 65,536 |
| Countries with Megacities | 0 | - | 4.99 | 195,225 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 243,792 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 108,384 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 169,860 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 89,571 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 97,058 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 93,974 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.93 | 64,564 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 62,926 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 245,668 |
| Countries by Population Range - Tile Select | 0 | - | 4.86 | 50,118 |
| Biggest English-Speaking Cities | 0 | - | 4.42 | 135,839 |
| Biggest Cities in Europe | 0 | - | 4.75 | 459,680 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.48 | 97,373 |
| Biggest English Cities by Century | 0 | - | 4.89 | 99,128 |
| Biggest City by Island | 0 | - | 4.57 | 45,633 |
| Biggest Cities in History | 0 | - | 4.49 | 79,654 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 42,925 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 67,754 |
| Biggest City by Region | 0 | - | 4.49 | 33,482 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 53,128 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.50 | 39,942 |
| Largest World Capitals with Exceptions | 0 | - | 4.72 | 50,255 |
| Two Largest Cities by First Two Letters | 0 | - | 4.58 | 75,079 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 46,870 |
| Biggest World Cities in 1850 | 0 | - | 4.58 | 64,351 |
| Cities of China (With Some Help) | 0 | - | 4.86 | 28,034 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.29 | 21,301 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.98 | 55,823 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 111,359 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 106,380 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 96,982 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 109,830 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 127,829 |
| Biggest Cities Starting With P | 0 | - | 4.47 | 114,022 |
| Countries of Europe by Population | 0 | - | 4.98 | 124,988 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 203,797 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 159,708 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 156,285 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 80,079 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.90 | 84,291 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 145,101 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.97 | 63,939 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 78,354 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 95,852 |
| Countries with the Most People Bordering Them | 0 | - | 4.95 | 74,625 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 92,786 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 64,593 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.79 | 98,641 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.44 | 60,080 |
| Five Biggest Cities by Country | 0 | - | 4.66 | 151,342 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 43,092 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.96 | 70,391 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.79 | 68,461 |
| Biggest Mediterranean Cities | 0 | - | 4.57 | 86,349 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.64 | 36,574 |
| Biggest World Cities A-Z | 0 | - | 4.55 | 192,639 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 204,255 |
| First Countries to Reach 5 Million People | 0 | - | 4.90 | 109,011 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.85 | 68,283 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 75,754 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.91 | 53,395 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.92 | 66,640 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 86,417 |
| Most Populous Countries in 1900 | 0 | - | 4.92 | 161,324 |
| Countries with the Highest Population Density | 0 | - | 4.93 | 143,009 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 139,395 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.97 | 177,192 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.89 | 50,436 |
| Fastest Growing U.S. Cities | 0 | - | 4.36 | 69,980 |
| Second Biggest Cities Quiz | 0 | - | 4.25 | 38,880 |
| Biggest European Cities by Letter | 0 | - | 4.65 | 118,205 |
| Biggest Coastal City by Country | 0 | - | 4.59 | 26,987 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.64 | 62,766 |
| Biggest City by Region #2 | 0 | - | 4.45 | 23,022 |
| Biggest Cities by Latitude | 0 | - | 4.76 | 26,163 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.43 | 61,338 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.49 | 55,618 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 37,673 |
| Northernmost Major City by Country | 0 | - | 4.55 | 30,721 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 40,106 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 33,821 |
| Biggest Cities in the World - 2100 | 0 | - | 4.29 | 80,429 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 35,626 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.39 | 22,234 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.80 | 51,909 |
| Biggest Cities in Japan | 0 | - | 4.66 | 74,988 |
| Biggest Cities in Russia | 0 | - | 4.49 | 76,037 |
| Biggest Cities in France | 0 | - | 4.76 | 198,023 |
| Biggest Cities in Spain | 0 | - | 4.50 | 152,533 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 49,787 |
| Biggest Cities in Poland | 0 | - | 4.56 | 47,763 |
| Biggest Cities in the UK | 0 | - | 4.46 | 92,796 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 32,640 |
| Biggest Cities in China | 0 | - | 4.64 | 137,350 |
| Cities of Ireland | 0 | - | 4.43 | 39,502 |
| Biggest Cities in Canada | 0 | - | 4.67 | 119,759 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 43,335 |
| Biggest Cities in India | 0 | - | 4.72 | 62,062 |
| Biggest Cities in Italy | 0 | - | 4.66 | 215,796 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,757 |
| Biggest Cities Starting With B | 0 | - | 4.35 | 147,192 |
| Biggest Cities Starting With C | 0 | - | 4.07 | 96,326 |
| Biggest Cities Starting With K | 0 | - | 4.29 | 78,377 |
| Biggest Cities Starting With S | 0 | - | 4.39 | 114,042 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 115,587 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 217,538 |
| Most Populous Islands | 0 | - | 4.71 | 112,200 |
| Islands by Largest City #1 | 0 | - | 4.48 | 81,964 |
| Countries by Population Decrease | 0 | - | 4.43 | 46,324 |
| Most Populous Country by First Two Letters | 0 | - | 4.75 | 66,560 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.55 | 49,135 |
| Demographics Multiple Choice | 0 | - | 4.66 | 39,610 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 171,598 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 148,872 |
| Jewish Cities Quiz | 0 | - | 4.31 | 59,129 |
| Biggest Nordic Cities | 0 | - | 4.38 | 59,556 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.80 | 64,727 |
| Largest Cities in Alexander's Empire | 0 | - | 4.56 | 38,531 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 36,921 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.24 | 89,704 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.70 | 56,068 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.71 | 74,224 |
| Biggest Cities Near a Border | 0 | - | 4.20 | 28,058 |
| Biggest Cities by Trait #2 | 0 | - | 4.38 | 14,095 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 42,395 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 28,613 |
| Flags to Largest Cities | 0 | - | 4.54 | 31,394 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 24,345 |
| Cities in Squares on a Map - North America | 0 | - | 4.36 | 19,229 |
| Largest Nordic Cities on a Map | 0 | - | 4.73 | 22,942 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 20,571 |
