| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,358 |
| Megacities on a World Map | 0 | - | 4.98 | 252,319 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 575,445 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,365 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,603 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,455 |
| Biggest Cities in the World | 0 | - | 4.91 | 793,959 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,362 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,146 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,393 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 223,281 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,447 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 131,727 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,015 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,936 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,098 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,418 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,499 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,035 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 67,079 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,267 |
| Biggest Cities in the United States | 0 | - | 4.93 | 971,803 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,821 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,484 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,401 |
| Largest City by Island | 0 | - | 4.87 | 71,397 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,590 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,954 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,958 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,028 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,732 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,797 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,829 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,564 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,413 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,139 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,729 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,567 |
| Biggest Cities in the Blue Banana | 0 | - | 4.56 | 36,197 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,695 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,279 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,227 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,130 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,382 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.98 | 100,366 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,207 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,990 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,837 |
| Biggest City by Region | 0 | - | 4.50 | 36,068 |
| Most Populous 2nd Cities | 0 | - | 4.77 | 57,000 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,710 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,778 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,102 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,285 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,074 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,016 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,251 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,074 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,320 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.68 | 23,503 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,278 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,525 |
| Biggest Cities in Europe | 0 | - | 4.70 | 543,656 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,795 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 125,116 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,193 |
| Biggest Cities in Germany | 0 | - | 4.95 | 292,307 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,789 |
| Biggest English-Speaking Cities | 0 | - | 4.45 | 151,796 |
| Biggest Cities in History | 0 | - | 4.52 | 89,373 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 72,215 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,278 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,311 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 123,844 |
| Biggest Cities Starting With D | 0 | - | 4.51 | 116,244 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 108,928 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 122,251 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 142,794 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 126,303 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,443 |
| Fastest Growing U.S. Cities | 0 | - | 4.34 | 72,940 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 28,004 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,717 |
| Biggest Cities by Latitude Range | 0 | - | 4.78 | 27,511 |
| Biggest Cities by Trait #2 | 0 | - | 4.46 | 20,402 |
| Cities in European Economic Areas on a Map | 0 | - | 4.69 | 17,283 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 95,090 |
| All Cities in China with Population of 1 Million | 0 | - | 4.81 | 45,713 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,048 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 97,807 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,327 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 41,094 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 113,311 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 31,393 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,258 |
| Countries with Megacities | 0 | - | 4.99 | 248,903 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,110 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,538 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,469 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,489 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.73 | 73,256 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,158 |
| Cities in Squares on a Map - North America | 0 | - | 4.30 | 21,379 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.56 | 49,307 |
| Colour in the Flag Map by Guessing Cities | 0 | - | 4.92 | 64,258 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,439,857 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,830 |
| Biggest English Cities by Century | 0 | - | 4.90 | 105,969 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 31,822 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,878 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 162,202 |
| Biggest Cities Starting With C | 0 | - | 4.11 | 104,980 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 86,824 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 126,093 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 127,780 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,603,976 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.69 | 107,504 |
| Biggest Cities in Latin America | 0 | - | 4.47 | 64,581 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 166,055 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,068 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 109,589 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 93,766 |
| Biggest World Cities A-Z | 0 | - | 4.62 | 222,278 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,419 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,269 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,886 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,320 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,079 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,081 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,623 |
| Biggest European Cities by Letter | 0 | - | 4.54 | 126,405 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,397 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 50,972 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,907 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 84,581 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,834 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,717 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.38 | 31,941 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,272 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 55,000 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 37,721 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,269 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,779 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,733 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,162 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,332 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,841 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,350 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,720 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,894 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,602 |
| Jewish Cities Quiz | 0 | - | 4.34 | 61,728 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,212 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 72,895 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,640 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,377 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.59 | 43,664 |
| Largest Nordic Cities on a Map | 0 | - | 4.77 | 36,927 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,039 |
| Biggest Urban Areas in the UK | 0 | - | 4.42 | 176,045 |
| Biggest Cities in Japan | 0 | - | 4.69 | 82,758 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,184 |
| Biggest Cities in France | 0 | - | 4.70 | 223,083 |
| Biggest Cities in Spain | 0 | - | 4.64 | 170,439 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 55,795 |
| Biggest Cities in Poland | 0 | - | 4.63 | 53,649 |
| Biggest Cities in the UK | 0 | - | 4.48 | 104,481 |
| Biggest Cities in China | 0 | - | 4.52 | 157,742 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,428 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,069 |
| Biggest Cities in India | 0 | - | 4.70 | 67,511 |
| Biggest Cities in Italy | 0 | - | 4.77 | 240,243 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.36 | 101,753 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.16 | 106,755 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 85,244 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 80,290 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.39 | 33,499 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.04 | 67,325 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.28 | 73,253 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.37 | 81,475 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 138,973 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,962 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,659 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,526 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,885 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,758 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,018 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,532 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,085 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,500 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,578 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,443 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,513 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,974 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,694 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,376 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,022 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,200 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,039 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,053 |
