| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 764,838 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,443,495 |
| Biggest Cities in Texas | 0 | - | 4.23 | 107,060 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,850 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 162,194 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,796 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 307,859 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.62 | 94,670 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 131,701 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 103,960 |
| Biggest Cities by Language | 0 | - | 4.95 | 204,704 |
| Biggest Nordic Cities | 0 | - | 4.36 | 58,485 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 72,578 |
| Biggest Cities in Japan | 0 | - | 4.68 | 71,498 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 148,237 |
| Biggest Cities in Russia | 0 | - | 4.46 | 73,117 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 45,893 |
| Biggest Cities in Poland | 0 | - | 4.55 | 44,509 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 12,102 |
| Biggest Cities Starting With A | 0 | - | 4.49 | 106,301 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 140,432 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 102,489 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 91,895 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 103,909 |
| Biggest Cities Starting With M | 0 | - | 4.60 | 121,399 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 108,163 |
| Biggest Cities Starting With S | 0 | - | 4.36 | 108,971 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 109,980 |
| Biggest Cities in Mexico | 0 | - | 4.53 | 23,679 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 79,254 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 66,188 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.21 | 74,136 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 80,054 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 63,781 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.13 | 59,545 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,739 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 54,494 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 57,852 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 65,051 |
| Biggest U.S. Cities A-Z | 0 | - | 4.59 | 117,102 |
| Biggest World Cities A-Z | 0 | - | 4.37 | 176,591 |
| Biggest Cities in France | 0 | - | 4.48 | 175,796 |
| Biggest Cities in Spain | 0 | - | 4.60 | 144,158 |
| Biggest Cities in Italy | 0 | - | 4.61 | 204,445 |
| Biggest Cities in California | 0 | - | 4.33 | 125,577 |
| Biggest Cities in Florida | 0 | - | 4.17 | 64,679 |
| Biggest Cities in the World Quiz | 0 | - | 4.82 | 617,960 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,950 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 88,617 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 44,012 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 46,648 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,392 |
| Biggest Cities in New York State | 0 | - | 4.24 | 53,842 |
| Biggest Cities in Europe | 0 | - | 4.50 | 430,707 |
| Biggest Cities in Indiana | 0 | - | 4.25 | 18,889 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,453 |
| Biggest Cities in Canada | 0 | - | 4.62 | 115,035 |
| Biggest Cities in Sweden | 0 | - | 4.84 | 34,835 |
| Vietnam War Countries | 0 | - | 4.75 | 83,185 |
| Asia Capitals Quiz | 0 | - | 4.98 | 550,350 |
| Biggest Cities in China | 0 | - | 4.43 | 128,388 |
| Asian Cities by Clue | 0 | - | 4.68 | 24,184 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 41,104 |
| Biggest Cities in Germany | 0 | - | 4.94 | 245,934 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,836 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 143,182 |
| Biggest City in Every Country | 0 | - | 4.97 | 72,729 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,481 |
| Biggest Cities in Colorado | 0 | - | 4.02 | 28,791 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,977 |
| Biggest Cities in Virginia | 0 | - | 4.23 | 21,857 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 23,308 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 30,498 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 22,300 |
| Biggest Cities in Georgia | 0 | - | 3.82 | 20,721 |
| Biggest Cities in Massachusetts | 0 | - | 4.34 | 26,089 |
| Biggest Cities in Missouri | 0 | - | 4.19 | 15,231 |
| Biggest Cities in Oregon | 0 | - | 4.06 | 17,884 |
| Biggest Cities in Alaska | 0 | - | 4.26 | 22,526 |
| Biggest City by Time Zone | 0 | - | 4.78 | 51,828 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 95,572 |
| Biggest English Cities by Century | 0 | - | 4.92 | 93,664 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 41,542 |
| Biggest European Cities by Letter | 0 | - | 4.49 | 114,811 |
| Biggest Cities in India | 0 | - | 4.60 | 59,387 |
| Biggest Cities in Asia | 0 | - | 4.92 | 90,963 |
| Biggest City by Island | 0 | - | 4.50 | 44,526 |
| Asia Capital to Country | 0 | - | 4.95 | 101,116 |
| Biggest Cities in History | 0 | - | 4.46 | 75,373 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 41,843 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 62,752 |
| Singapore Country Quiz | 0 | - | 4.75 | 37,490 |
| Five Biggest Cities by Country | 0 | - | 4.61 | 144,518 |
| Philippines Country Quiz | 0 | - | 4.51 | 59,083 |
| Vietnam Country Quiz | 0 | - | 4.63 | 53,879 |
| Thailand Country Quiz | 0 | - | 4.49 | 43,098 |
| Indonesia Country Quiz | 0 | - | 4.74 | 60,822 |
| Hong Kong Facts | 0 | - | 4.42 | 27,003 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 59,203 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 65,759 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 61,331 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,740 |
| Most Populous World Capitals | 0 | - | 4.89 | 134,282 |
| Most Populous 2nd Cities | 0 | - | 4.50 | 50,881 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 27,300 |
| Biggest European Cities by Century | 0 | - | 4.96 | 113,188 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 76,903 |
| U.S. Cities by Hispanic Population | 0 | - | 4.24 | 23,843 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 66,069 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 41,886 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.62 | 62,195 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.93 | 64,059 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.79 | 60,336 |
| Cities of Ireland | 0 | - | 4.42 | 37,787 |
| Largest Indonesian Islands | 0 | - | 4.53 | 41,578 |
| Largest Philippines Islands | 0 | - | 4.60 | 18,658 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 37,528 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 157,527 |
| Myanmar Country Quiz | 0 | - | 4.50 | 25,355 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 86,428 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.80 | 48,940 |
| Countries Closest to Indonesia | 0 | - | 4.98 | 80,928 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 125,742 |
| Cities of China (With Some Help) | 0 | - | 4.86 | 26,608 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 40,706 |
| Biggest Cities with Exceptions | 0 | - | 4.85 | 46,076 |
| Brunei Country Quiz | 0 | - | 4.88 | 18,134 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 136,621 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.84 | 42,205 |
| Asian Capitals - Map Quiz | 0 | - | 4.96 | 46,350 |
| Biggest Cities in the UK | 0 | - | 4.42 | 86,407 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 87,984 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 38,032 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 62,270 |
| Megacities on a World Map | 0 | - | 4.98 | 210,896 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 187,565 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 51,565 |
| Asian Capitals by Map | 0 | - | 4.98 | 40,069 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 102,546 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.86 | 79,258 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.76 | 41,545 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 45,698 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 86,385 |
| Provinces of the Philippines | 0 | - | 4.55 | 30,890 |
| Countries Closest to Vietnam | 0 | - | 4.96 | 83,128 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 346,651 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.31 | 34,437 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 53,042 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.45 | 36,677 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.46 | 38,412 |
| World Capitals Closest to Bangkok | 0 | - | 4.92 | 36,836 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 482,172 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.20 | 77,430 |
| Megacities on an Empty Map | 0 | - | 4.96 | 82,842 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.88 | 44,502 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.58 | 12,651 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 74,078 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 57,069 |
| Southeast Asian Cities by Map | 0 | - | 4.68 | 24,012 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 59,016 |
| All Cities in China with Population of 1 Million | 0 | - | 4.54 | 34,806 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 25,522 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 37,381 |
| Asian Coastal Capitals | 0 | - | 4.52 | 19,392 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 60,203 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 48,466 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 80,522 |
| Two Largest Cities by First Two Letters | 0 | - | 4.60 | 59,826 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 38,363 |
| Countries Bordering Myanmar | 0 | - | 4.86 | 67,328 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 87,494 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.87 | 45,754 |
| Most Guessed Asian Capitals | 0 | - | 4.49 | 60,859 |
| Largest World Capitals with Exceptions | 0 | - | 4.68 | 49,315 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 65,826 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 57,004 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 54,029 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 40,249 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 284,944 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.88 | 89,163 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 66,003 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 32,612 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 44,511 |
| Which City in Asia? | 0 | - | 4.44 | 38,100 |
| Which City in the Middle East? | 0 | - | 4.48 | 48,569 |
| 500 Biggest US Cities | 0 | - | 4.84 | 87,500 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,775 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,282 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 72,253 |
| Random Asian Capital to Country | 0 | - | 4.96 | 81,373 |
| Random Asian Country to Capital | 0 | - | 4.91 | 70,556 |
| Biggest Cities in France - Extreme | 0 | - | 4.86 | 38,100 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.70 | 55,955 |
| Random Asian City to Country | 0 | - | 4.42 | 32,548 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.85 | 66,059 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.55 | 23,323 |
| East Timor Country Quiz | 0 | - | 4.44 | 19,175 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.57 | 23,414 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 32,433 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.88 | 55,755 |
