| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 748,467 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,415,681 |
| Biggest Cities in Texas | 0 | - | 4.24 | 105,919 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,391 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 160,866 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,412 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 302,165 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.61 | 93,423 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 130,722 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.82 | 102,802 |
| Biggest Cities by Language | 0 | - | 4.95 | 202,001 |
| Biggest Nordic Cities | 0 | - | 4.36 | 58,018 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 71,670 |
| Biggest Cities in Japan | 0 | - | 4.68 | 70,203 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 146,156 |
| Biggest Cities in Russia | 0 | - | 4.48 | 71,931 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 44,820 |
| Biggest Cities in Poland | 0 | - | 4.55 | 43,434 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 11,728 |
| Biggest Cities Starting With A | 0 | - | 4.49 | 104,495 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 138,799 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 100,809 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 90,220 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 102,440 |
| Biggest Cities Starting With M | 0 | - | 4.52 | 119,652 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 106,643 |
| Biggest Cities Starting With S | 0 | - | 4.36 | 107,349 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 22,974 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 78,209 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 65,223 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.21 | 73,242 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 79,209 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 63,206 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.13 | 58,981 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,309 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 54,104 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 57,282 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 64,385 |
| Biggest U.S. Cities A-Z | 0 | - | 4.52 | 115,085 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 174,187 |
| Biggest Cities in France | 0 | - | 4.45 | 172,337 |
| Biggest Cities in Spain | 0 | - | 4.60 | 141,180 |
| Biggest Cities in Italy | 0 | - | 4.60 | 200,338 |
| Biggest Cities in California | 0 | - | 4.33 | 124,364 |
| Biggest Cities in Florida | 0 | - | 4.17 | 63,986 |
| Biggest Cities in the World Quiz | 0 | - | 4.80 | 605,583 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,472 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 87,374 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 43,409 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 45,546 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,097 |
| Biggest Cities in New York State | 0 | - | 4.24 | 53,242 |
| Biggest Cities in Europe | 0 | - | 4.50 | 423,668 |
| Biggest Cities in Indiana | 0 | - | 4.24 | 18,578 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,191 |
| Biggest Cities in Canada | 0 | - | 4.60 | 113,443 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 33,731 |
| Vietnam War Countries | 0 | - | 4.75 | 81,291 |
| Asia Capitals Quiz | 0 | - | 4.97 | 536,906 |
| Biggest Cities in China | 0 | - | 4.42 | 125,835 |
| Asian Cities by Clue | 0 | - | 4.68 | 23,755 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 40,622 |
| Biggest Cities in Germany | 0 | - | 4.94 | 240,832 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,370 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 140,925 |
| Biggest City in Every Country | 0 | - | 4.97 | 71,463 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,253 |
| Biggest Cities in Colorado | 0 | - | 4.02 | 28,424 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,560 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 21,521 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 22,921 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 29,946 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 21,850 |
| Biggest Cities in Georgia | 0 | - | 3.81 | 20,444 |
| Biggest Cities in Massachusetts | 0 | - | 4.33 | 25,722 |
| Biggest Cities in Missouri | 0 | - | 4.19 | 15,005 |
| Biggest Cities in Oregon | 0 | - | 4.06 | 17,617 |
| Biggest Cities in Alaska | 0 | - | 4.26 | 22,189 |
| Biggest City by Time Zone | 0 | - | 4.76 | 51,273 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 94,688 |
| Biggest English Cities by Century | 0 | - | 4.92 | 91,630 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 40,747 |
| Biggest European Cities by Letter | 0 | - | 4.47 | 113,592 |
| Biggest Cities in India | 0 | - | 4.60 | 58,134 |
| Biggest Cities in Asia | 0 | - | 4.92 | 89,563 |
| Biggest City by Island | 0 | - | 4.49 | 43,954 |
| Asia Capital to Country | 0 | - | 4.95 | 99,694 |
| Biggest Cities in History | 0 | - | 4.46 | 74,428 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 41,343 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 61,685 |
| Singapore Country Quiz | 0 | - | 4.74 | 36,608 |
| Five Biggest Cities by Country | 0 | - | 4.60 | 142,174 |
| Philippines Country Quiz | 0 | - | 4.52 | 57,638 |
| Vietnam Country Quiz | 0 | - | 4.63 | 52,837 |
| Thailand Country Quiz | 0 | - | 4.49 | 42,211 |
| Indonesia Country Quiz | 0 | - | 4.75 | 59,443 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 58,452 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 65,135 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 60,672 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,289 |
| Most Populous World Capitals | 0 | - | 4.89 | 132,577 |
| Biggest City by Region | 0 | - | 4.47 | 31,234 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 50,217 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 26,862 |
| Biggest European Cities by Century | 0 | - | 4.96 | 111,213 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 75,498 |
| U.S. Cities by Hispanic Population | 0 | - | 4.23 | 23,560 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 64,058 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 41,233 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.61 | 61,247 |
| Biggest Two-Word Cities | 0 | - | 4.62 | 36,522 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 62,544 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.71 | 59,053 |
| Cities of Ireland | 0 | - | 4.42 | 37,213 |
| Largest Indonesian Islands | 0 | - | 4.53 | 40,731 |
| Largest Philippines Islands | 0 | - | 4.60 | 18,110 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 37,076 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 154,455 |
| Myanmar Country Quiz | 0 | - | 4.50 | 24,761 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 84,959 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.79 | 48,261 |
| Countries Closest to Indonesia | 0 | - | 4.98 | 79,415 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 123,881 |
| Cities of China (With Some Help) | 0 | - | 4.84 | 25,737 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.89 | 39,953 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 45,222 |
| Brunei Country Quiz | 0 | - | 4.88 | 17,651 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.95 | 134,483 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 41,476 |
| Asian Capitals - Map Quiz | 0 | - | 4.96 | 44,688 |
| Biggest Cities in the UK | 0 | - | 4.42 | 84,896 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 86,518 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 37,348 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 61,379 |
| Megacities on a World Map | 0 | - | 4.98 | 207,700 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 183,923 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 50,855 |
| Asian Capitals by Map | 0 | - | 4.98 | 37,704 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 100,662 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 77,840 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 40,842 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.96 | 84,963 |
| Provinces of the Philippines | 0 | - | 4.55 | 29,104 |
| Countries Closest to Vietnam | 0 | - | 4.97 | 80,800 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 337,919 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.30 | 34,039 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 52,257 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.45 | 36,232 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.45 | 37,788 |
| World Capitals Closest to Bangkok | 0 | - | 4.93 | 36,233 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 472,802 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.15 | 73,661 |
| Megacities on an Empty Map | 0 | - | 4.96 | 81,344 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.87 | 43,501 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.79 | 4,618 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 66,593 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 55,826 |
| Southeast Asian Cities by Map | 0 | - | 4.62 | 23,501 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 57,757 |
| All Cities in China with Population of 1 Million | 0 | - | 4.54 | 33,560 |
| Northernmost Major City by Country | 0 | - | 4.51 | 29,246 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 24,370 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 36,137 |
| Asian Coastal Capitals | 0 | - | 4.53 | 18,981 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 58,866 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 46,623 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 79,310 |
| Two Largest Cities by First Two Letters | 0 | - | 4.59 | 58,877 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 37,881 |
| Countries Bordering Myanmar | 0 | - | 4.85 | 66,067 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 85,853 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.86 | 44,738 |
| Most Guessed Asian Capitals | 0 | - | 4.48 | 59,945 |
| Largest World Capitals with Exceptions | 0 | - | 4.70 | 48,519 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 64,851 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 56,258 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.61 | 53,300 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 39,562 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 278,702 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 86,550 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 64,976 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 32,041 |
| Ten Southernmost Megacities | 0 | - | 4.80 | 43,898 |
| Which City in Asia? | 0 | - | 4.44 | 37,585 |
| Which City in the Middle East? | 0 | - | 4.47 | 47,953 |
| 500 Biggest US Cities | 0 | - | 4.85 | 84,374 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,428 |
| Saint Lucia Country Quiz | 0 | - | 4.62 | 14,907 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 67,151 |
| Random Asian Capital to Country | 0 | - | 4.95 | 79,020 |
| Random Asian Country to Capital | 0 | - | 4.91 | 69,001 |
| Biggest Cities in France - Extreme | 0 | - | 4.85 | 36,344 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.71 | 51,543 |
| Random Asian City to Country | 0 | - | 4.42 | 32,200 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.85 | 62,628 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.56 | 22,991 |
| East Timor Country Quiz | 0 | - | 4.43 | 18,757 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.56 | 22,946 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 31,199 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.85 | 54,666 |
