| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,627 |
| Megacities on a World Map | 0 | - | 4.98 | 252,522 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 575,817 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,445 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,755 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,501 |
| Biggest Cities in the World | 0 | - | 4.91 | 794,644 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,653 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,243 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,521 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 223,485 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,568 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 131,999 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,114 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,006 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,188 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,493 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,550 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,081 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,160 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,394 |
| Biggest Cities in the United States | 0 | - | 4.93 | 972,811 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,995 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,660 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,620 |
| Largest City by Island | 0 | - | 4.87 | 71,477 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,640 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,240 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,041 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,059 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,833 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,857 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,892 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,860 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,484 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,249 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,776 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,622 |
| Biggest Cities in the Blue Banana | 0 | - | 4.56 | 36,211 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,719 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,307 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,344 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,215 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,502 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.98 | 100,551 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,259 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,004 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,866 |
| Biggest City by Region | 0 | - | 4.50 | 36,078 |
| Most Populous 2nd Cities | 0 | - | 4.77 | 57,015 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,791 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,856 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,117 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,297 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,102 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,071 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,342 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,187 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,327 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.68 | 23,527 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,359 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,626 |
| Biggest Cities in Europe | 0 | - | 4.72 | 544,113 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,836 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 125,251 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,269 |
| Biggest Cities in Germany | 0 | - | 4.95 | 292,489 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,411 |
| Biggest English-Speaking Cities | 0 | - | 4.45 | 151,873 |
| Biggest Cities in History | 0 | - | 4.52 | 89,867 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 72,236 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,299 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,330 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 123,893 |
| Biggest Cities Starting With D | 0 | - | 4.52 | 116,286 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 108,997 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 122,305 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 142,860 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 126,353 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,501 |
| Fastest Growing U.S. Cities | 0 | - | 4.35 | 72,952 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 28,010 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,727 |
| Biggest Cities by Latitude Range | 0 | - | 4.78 | 27,515 |
| Biggest Cities by Trait #2 | 0 | - | 4.46 | 20,433 |
| Cities in European Economic Areas on a Map | 0 | - | 4.69 | 17,341 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 95,231 |
| All Cities in China with Population of 1 Million | 0 | - | 4.81 | 45,777 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,068 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 97,941 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 47,377 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 41,167 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 113,484 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 31,427 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,453 |
| Countries with Megacities | 0 | - | 4.99 | 249,352 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,306 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,645 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,629 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,620 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.73 | 73,283 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,183 |
| Cities in Squares on a Map - North America | 0 | - | 4.30 | 21,390 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.56 | 49,375 |
| Colour in the Flag Map by Guessing Cities | 0 | - | 4.92 | 64,317 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,706 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,049 |
| Biggest English Cities by Century | 0 | - | 4.90 | 106,062 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 31,833 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,883 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 162,255 |
| Biggest Cities Starting With C | 0 | - | 4.11 | 105,018 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 86,859 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 126,145 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 127,840 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,606,526 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 107,545 |
| Biggest Cities in Latin America | 0 | - | 4.47 | 64,605 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 166,121 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,111 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 109,635 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 93,807 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 222,393 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,473 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,339 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,023 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,421 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,126 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,154 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,701 |
| Biggest European Cities by Letter | 0 | - | 4.54 | 126,447 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,412 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 51,032 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,919 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 84,652 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,860 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,733 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.38 | 31,958 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,291 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 55,033 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 37,757 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,488 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,029 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,745 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,178 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,367 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,950 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,463 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,797 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,957 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,659 |
| Jewish Cities Quiz | 0 | - | 4.34 | 61,746 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,250 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 72,919 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,670 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,400 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.59 | 43,716 |
| Largest Nordic Cities on a Map | 0 | - | 4.77 | 36,944 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,058 |
| Biggest Urban Areas in the UK | 0 | - | 4.42 | 176,082 |
| Biggest Cities in Japan | 0 | - | 4.69 | 82,806 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,215 |
| Biggest Cities in France | 0 | - | 4.70 | 223,190 |
| Biggest Cities in Spain | 0 | - | 4.64 | 170,541 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 55,824 |
| Biggest Cities in Poland | 0 | - | 4.63 | 53,687 |
| Biggest Cities in the UK | 0 | - | 4.48 | 104,908 |
| Biggest Cities in China | 0 | - | 4.52 | 157,849 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,494 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,100 |
| Biggest Cities in India | 0 | - | 4.70 | 67,547 |
| Biggest Cities in Italy | 0 | - | 4.77 | 240,382 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.36 | 101,798 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.16 | 106,793 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 85,267 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 80,325 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.39 | 33,516 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.04 | 67,340 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.28 | 73,275 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.37 | 81,499 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 139,013 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,115 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,876 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 75,859 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 90,323 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,992 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,261 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,843 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,185 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,574 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,668 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,728 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,589 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,021 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,825 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,514 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,091 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,313 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,063 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,077 |
