| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 745,480 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,409,718 |
| Biggest Cities in Texas | 0 | - | 4.24 | 105,694 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,302 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 160,569 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,350 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 301,122 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.61 | 93,217 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 130,562 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.82 | 102,568 |
| Biggest Cities by Language | 0 | - | 4.95 | 201,471 |
| Biggest Nordic Cities | 0 | - | 4.36 | 57,922 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 71,533 |
| Biggest Cities in Japan | 0 | - | 4.68 | 69,988 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 145,784 |
| Biggest Cities in Russia | 0 | - | 4.48 | 71,742 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 44,618 |
| Biggest Cities in Poland | 0 | - | 4.55 | 43,243 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 11,661 |
| Biggest Cities Starting With A | 0 | - | 4.49 | 104,047 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 138,175 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 100,407 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 89,842 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 102,044 |
| Biggest Cities Starting With M | 0 | - | 4.52 | 119,194 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 106,195 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 104,749 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 22,853 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 77,903 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 64,956 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.20 | 72,861 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 78,889 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 63,020 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.11 | 58,821 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,185 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 53,967 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 57,111 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 64,206 |
| Biggest U.S. Cities A-Z | 0 | - | 4.52 | 114,711 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 173,732 |
| Biggest Cities in France | 0 | - | 4.45 | 171,643 |
| Biggest Cities in Spain | 0 | - | 4.60 | 140,495 |
| Biggest Cities in Italy | 0 | - | 4.60 | 199,579 |
| Biggest Cities in California | 0 | - | 4.33 | 124,061 |
| Biggest Cities in Florida | 0 | - | 4.18 | 63,813 |
| Biggest Cities in the World Quiz | 0 | - | 4.80 | 603,247 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,371 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 87,126 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 43,296 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 45,335 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,046 |
| Biggest Cities in New York State | 0 | - | 4.24 | 53,118 |
| Biggest Cities in Europe | 0 | - | 4.50 | 422,305 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 18,523 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,157 |
| Biggest Cities in Canada | 0 | - | 4.60 | 113,124 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 33,507 |
| Vietnam War Countries | 0 | - | 4.75 | 81,031 |
| Asia Capitals Quiz | 0 | - | 4.98 | 534,179 |
| Biggest Cities in China | 0 | - | 4.42 | 125,236 |
| Asian Cities by Clue | 0 | - | 4.64 | 23,668 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 40,525 |
| Biggest Cities in Germany | 0 | - | 4.94 | 239,839 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,282 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 140,551 |
| Biggest City in Every Country | 0 | - | 4.98 | 71,230 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,215 |
| Biggest Cities in Colorado | 0 | - | 4.01 | 28,352 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,460 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 21,471 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 22,866 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 29,821 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 21,771 |
| Biggest Cities in Georgia | 0 | - | 3.81 | 20,389 |
| Biggest Cities in Massachusetts | 0 | - | 4.33 | 25,628 |
| Biggest Cities in Missouri | 0 | - | 4.17 | 14,967 |
| Biggest Cities in Oregon | 0 | - | 4.05 | 17,556 |
| Biggest Cities in Alaska | 0 | - | 4.26 | 22,107 |
| Biggest City by Time Zone | 0 | - | 4.76 | 51,169 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 94,505 |
| Biggest English Cities by Century | 0 | - | 4.92 | 91,209 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 40,611 |
| Biggest European Cities by Letter | 0 | - | 4.47 | 113,376 |
| Biggest Cities in India | 0 | - | 4.60 | 57,894 |
| Biggest Cities in Asia | 0 | - | 4.91 | 89,306 |
| Biggest City by Island | 0 | - | 4.49 | 43,823 |
| Asia Capital to Country | 0 | - | 4.95 | 99,401 |
| Biggest Cities in History | 0 | - | 4.46 | 74,183 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 41,237 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 61,480 |
| Singapore Country Quiz | 0 | - | 4.74 | 36,423 |
| Five Biggest Cities by Country | 0 | - | 4.60 | 141,784 |
| Philippines Country Quiz | 0 | - | 4.52 | 57,362 |
| Vietnam Country Quiz | 0 | - | 4.63 | 52,651 |
| Thailand Country Quiz | 0 | - | 4.49 | 42,053 |
| Indonesia Country Quiz | 0 | - | 4.75 | 59,180 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 58,309 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 64,979 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 60,547 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,180 |
| Most Populous World Capitals | 0 | - | 4.89 | 132,339 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 50,092 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 26,755 |
| Biggest European Cities by Century | 0 | - | 4.95 | 110,843 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 75,071 |
| U.S. Cities by Hispanic Population | 0 | - | 4.23 | 23,514 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 63,728 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 41,109 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.60 | 61,088 |
| Biggest Two-Word Cities | 0 | - | 4.62 | 36,354 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 62,272 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.71 | 58,834 |
| Cities of Ireland | 0 | - | 4.42 | 37,084 |
| Largest Indonesian Islands | 0 | - | 4.53 | 40,579 |
| Largest Philippines Islands | 0 | - | 4.60 | 18,025 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 36,981 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 153,650 |
| Myanmar Country Quiz | 0 | - | 4.50 | 24,663 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 84,633 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.79 | 48,110 |
| Countries Closest to Indonesia | 0 | - | 4.98 | 79,119 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 123,573 |
| Cities of China (With Some Help) | 0 | - | 4.84 | 25,560 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 39,778 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 45,057 |
| Brunei Country Quiz | 0 | - | 4.88 | 17,559 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.95 | 133,833 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 41,343 |
| Asian Capitals - Map Quiz | 0 | - | 4.96 | 44,397 |
| Biggest Cities in the UK | 0 | - | 4.42 | 84,570 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.93 | 86,209 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 37,265 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 61,141 |
| Megacities on a World Map | 0 | - | 4.98 | 207,072 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 183,279 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 50,706 |
| Asian Capitals by Map | 0 | - | 4.98 | 37,197 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 100,353 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 77,542 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 40,695 |
| Ten Northernmost Megacities | 0 | - | 4.43 | 45,227 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.96 | 84,661 |
| Provinces of the Philippines | 0 | - | 4.55 | 28,846 |
| Countries Closest to Vietnam | 0 | - | 4.97 | 73,295 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 336,225 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.30 | 33,946 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 52,100 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.47 | 36,144 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.45 | 37,655 |
| World Capitals Closest to Bangkok | 0 | - | 4.93 | 36,068 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 470,695 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.14 | 72,799 |
| Megacities on an Empty Map | 0 | - | 4.96 | 81,048 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.87 | 43,254 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.79 | 4,083 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 66,323 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 55,598 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 23,411 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 57,511 |
| All Cities in China with Population of 1 Million | 0 | - | 4.53 | 33,336 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 24,186 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 35,913 |
| Asian Coastal Capitals | 0 | - | 4.53 | 18,910 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 58,607 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 46,323 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 79,020 |
| Two Largest Cities by First Two Letters | 0 | - | 4.59 | 58,725 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 37,790 |
| Countries Bordering Myanmar | 0 | - | 4.84 | 65,828 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 85,552 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.85 | 44,515 |
| Most Guessed Asian Capitals | 0 | - | 4.48 | 59,745 |
| Largest World Capitals with Exceptions | 0 | - | 4.70 | 48,368 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.69 | 64,668 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 56,122 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 53,168 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 39,431 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 277,352 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 86,047 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 64,772 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 31,918 |
| Ten Southernmost Megacities | 0 | - | 4.80 | 43,784 |
| Which City in Asia? | 0 | - | 4.44 | 37,477 |
| Which City in the Middle East? | 0 | - | 4.47 | 47,825 |
| 500 Biggest US Cities | 0 | - | 4.85 | 83,833 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,351 |
| Saint Lucia Country Quiz | 0 | - | 4.62 | 14,839 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 65,047 |
| Random Asian Capital to Country | 0 | - | 4.95 | 78,484 |
| Random Asian Country to Capital | 0 | - | 4.91 | 68,675 |
| Biggest Cities in France - Extreme | 0 | - | 4.85 | 36,033 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.71 | 51,077 |
| Random Asian City to Country | 0 | - | 4.42 | 32,135 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.84 | 62,025 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.56 | 22,925 |
| East Timor Country Quiz | 0 | - | 4.43 | 18,655 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.56 | 22,866 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 30,951 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.85 | 54,441 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 40,806 |
