| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 108,614 |
| Biggest Cities in Canada | 0 | - | 4.56 | 129,632 |
| Biggest Cities in the World | 0 | - | 4.91 | 767,583 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 332,832 |
| Biggest Cities in Asia | 0 | - | 4.94 | 106,145 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 48,319 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 99,307 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.94 | 48,441 |
| Biggest Cities in Germany | 0 | - | 4.95 | 285,084 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.87 | 89,830 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 40,208 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.91 | 92,907 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 45,811 |
| Biggest City by Time Zone | 0 | - | 4.86 | 63,625 |
| Biggest City in Every Country | 0 | - | 4.98 | 93,458 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 194,486 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 105,043 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 114,785 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 75,384 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 216,573 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.86 | 80,986 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 131,539 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 405,077 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 75,218 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 46,382 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 110,390 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 66,967 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 49,759 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 64,105 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 123,677 |
| Biggest Cities in the United States | 0 | - | 4.94 | 936,498 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 357,595 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.46 | 30,482 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 30,647 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.88 | 116,422 |
| Biggest Cities by Language | 0 | - | 4.95 | 226,915 |
| Largest City by Island | 0 | - | 4.89 | 68,957 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.93 | 68,770 |
| Most Populous World Capitals | 0 | - | 4.94 | 172,001 |
| Biggest European Cities by Century | 0 | - | 4.98 | 126,636 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 155,328 |
| Megacities on a World Map | 0 | - | 4.98 | 236,512 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 43,352 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 113,394 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 560,439 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 65,326 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 71,469 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 76,836 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.94 | 37,914 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.89 | 111,602 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.85 | 59,622 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 103,372 |
| Biggest Cities in Mexico | 0 | - | 4.50 | 37,982 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 163,565 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.88 | 54,652 |
| Biggest Cities in France - Extreme | 0 | - | 4.89 | 53,652 |
| Largest Nordic Cities on a Map | 0 | - | 4.83 | 35,425 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 164,205 |
| Biggest Cities in Europe | 0 | - | 4.74 | 529,482 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 71,931 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 47,555 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 50,401 |
| Megacities on an Empty Map | 0 | - | 4.96 | 94,856 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.70 | 59,183 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 78,027 |
| Biggest Cities in Brazil | 0 | - | 4.57 | 51,797 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 38,496 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.83 | 22,452 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 67,496 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 71,935 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 36,634 |
| Biggest English Cities by Century | 0 | - | 4.90 | 104,526 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 17,623 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.27 | 110,510 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 62,665 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.78 | 72,188 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 90,110 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.57 | 40,299 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 31,352 |
| Biggest Urban Areas in the UK | 0 | - | 4.42 | 174,155 |
| Biggest Cities in Japan | 0 | - | 4.65 | 81,282 |
| Biggest Cities in Russia | 0 | - | 4.48 | 80,971 |
| Biggest Cities in France | 0 | - | 4.73 | 217,497 |
| Biggest Cities in Spain | 0 | - | 4.63 | 166,416 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 54,673 |
| Biggest Cities in Poland | 0 | - | 4.58 | 52,413 |
| Biggest Cities in the UK | 0 | - | 4.47 | 101,842 |
| Biggest Cities in China | 0 | - | 4.52 | 153,073 |
| Cities of Ireland | 0 | - | 4.50 | 49,404 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 46,281 |
| Biggest Cities in India | 0 | - | 4.70 | 66,315 |
| Biggest Cities in Italy | 0 | - | 4.75 | 235,093 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.47 | 63,685 |
| Second Biggest Cities by Country | 0 | - | 4.42 | 56,982 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,066 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 44,593 |
| Biggest City by Region | 0 | - | 4.50 | 35,444 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,285 |
| Northernmost Major City by Country | 0 | - | 4.56 | 32,572 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 51,853 |
| Two Largest Cities by First Two Letters | 0 | - | 4.55 | 81,960 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 48,810 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.44 | 14,291 |
| All Cities in China with Population of 1 Million | 0 | - | 4.78 | 43,909 |
| Biggest European Cities by Letter | 0 | - | 4.63 | 124,681 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 64,877 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.95 | 82,793 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,513 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 82,167 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,042 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,077 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.43 | 39,664 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 23,811 |
| Biggest English-Speaking Cities | 0 | - | 4.43 | 141,744 |
| Biggest Cities in History | 0 | - | 4.52 | 87,539 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 71,358 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.55 | 42,576 |
| Biggest World Cities in 1850 | 0 | - | 4.62 | 67,460 |
| Biggest Cities in the Blue Banana | 0 | - | 4.55 | 34,857 |
| Biggest Cities in Portugal | 0 | - | 4.42 | 20,375 |
| Biggest Cities Starting With A | 0 | - | 4.61 | 121,300 |
| Biggest Cities Starting With D | 0 | - | 4.51 | 113,828 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 106,190 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 119,510 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 139,667 |
| Biggest Cities Starting With P | 0 | - | 4.47 | 123,584 |
| U.S. States that Border Canada | 0 | - | 4.91 | 175,580 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 41,986 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 137,029 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 161,882 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 120,184 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 105,731 |
| Fastest Growing U.S. Cities | 0 | - | 4.36 | 72,385 |
| Biggest Nordic Cities | 0 | - | 4.38 | 61,052 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 27,767 |
| Five Biggest Cities by Country | 0 | - | 4.70 | 162,839 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,310 |
| Biggest Cities by Latitude | 0 | - | 4.78 | 27,231 |
| U.S. Cities by Hispanic Population | 0 | - | 4.31 | 37,025 |
| Biggest Cities by Trait #2 | 0 | - | 4.41 | 15,030 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.76 | 43,432 |
| Flags to Largest Cities | 0 | - | 4.54 | 36,948 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.51 | 22,849 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 107,194 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 91,526 |
| Biggest Cities in Washington State | 0 | - | 4.42 | 35,225 |
| Biggest Cities in North Carolina | 0 | - | 4.68 | 34,316 |
| Biggest World Cities A-Z | 0 | - | 4.56 | 217,561 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,404,624 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 369,646 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 165,679 |
| Countries with Megacities | 0 | - | 4.99 | 225,810 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 191,952 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 109,011 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 130,893 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 76,556 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 309,485 |
| Largest Cities in Alexander's Empire | 0 | - | 4.57 | 39,590 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,506 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.23 | 19,545 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,624 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 159,201 |
| Biggest Cities Starting With C | 0 | - | 4.10 | 102,926 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 84,936 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 123,582 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 125,212 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 489,232 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 44,919 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.74 | 67,820 |
| Countries Closest to Alaska | 0 | - | 4.92 | 120,482 |
| Countries Closest to Maine | 0 | - | 4.83 | 64,705 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 46,244 |
| Rivers of the United States | 0 | - | 4.92 | 63,540 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 124,807 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 83,748 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 261,202 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 118,334 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 109,538 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 90,319 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 56,553 |
| Jewish Cities Quiz | 0 | - | 4.33 | 61,110 |
| The Most Populous U.S. City by Category | 0 | - | 4.34 | 21,933 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.35 | 99,395 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.15 | 104,853 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 83,886 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 78,974 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.39 | 32,586 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.04 | 66,536 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.26 | 72,260 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.37 | 80,471 |
| Biggest Cities in California | 0 | - | 4.34 | 137,504 |
| Biggest Cities in Florida | 0 | - | 4.22 | 70,868 |
| Biggest Cities in New York State | 0 | - | 4.32 | 58,669 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 44,720 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 48,087 |
| Biggest Cities in Texas | 0 | - | 4.27 | 117,437 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 24,757 |
| Random State Capital to U.S. State | 0 | - | 4.82 | 85,194 |
| Which City in Canada? | 0 | - | 4.81 | 55,825 |
| Countries Closest to United States A-Z | 0 | - | 4.83 | 115,052 |