| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.92 | 709,276 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,340,869 |
| World Capitals Quiz | 0 | - | 5.00 | 3,926,836 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,182,931 |
| South America Capitals Quiz | 0 | - | 4.99 | 361,665 |
| Biggest Cities in Texas | 0 | - | 4.21 | 95,251 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,943 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,848 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,142 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,265 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 89,974 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,845 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,210 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,287 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,544 |
| Biggest Mediterranean Cities | 0 | - | 4.67 | 69,374 |
| Jewish Cities Quiz | 0 | - | 4.32 | 55,826 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,679 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 133,035 |
| Biggest Cities in Russia | 0 | - | 4.48 | 68,865 |
| Fastest Growing U.S. Cities | 0 | - | 4.26 | 58,192 |
| Africa Capitals Quiz | 0 | - | 4.99 | 529,245 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 107,500 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,770 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,270 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,699 |
| Biggest Cities Starting With A | 0 | - | 4.54 | 87,137 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 121,079 |
| Biggest Cities Starting With C | 0 | - | 3.99 | 79,410 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,838 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,806 |
| Biggest Cities Starting With K | 0 | - | 4.35 | 63,500 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 85,115 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 98,889 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,686 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 92,877 |
| Biggest Cities Starting With T | 0 | - | 4.25 | 93,424 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,078 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,265 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 62,609 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,595 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,648 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,482 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,330 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 18,008 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,832 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,570 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,469 |
| Biggest U.S. Cities A-Z | 0 | - | 4.54 | 109,263 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 167,181 |
| Biggest Cities in France | 0 | - | 4.52 | 161,827 |
| Biggest Cities in Spain | 0 | - | 4.65 | 133,121 |
| Biggest Cities in Italy | 0 | - | 4.63 | 189,377 |
| Biggest Cities in California | 0 | - | 4.30 | 120,014 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,519 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 572,307 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,914 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,206 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,359 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 36,336 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,900 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,283 |
| Biggest Cities in Europe | 0 | - | 4.64 | 404,205 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,551 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,285 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,904 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,650 |
| North America Capitals Quiz | 0 | - | 4.99 | 155,266 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 185,941 |
| Asia Capitals Quiz | 0 | - | 4.97 | 502,742 |
| Biggest Cities in China | 0 | - | 4.42 | 118,432 |
| Summer Olympics Host Cities | 0 | - | 4.97 | 161,124 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,102 |
| Biggest Cities in Germany | 0 | - | 4.94 | 226,955 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,479 |
| Capitals in their Native Languages | 0 | - | 4.93 | 106,560 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 36,623 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 135,049 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,907 |
| Biggest Cities in Louisiana | 0 | - | 3.98 | 16,369 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,126 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,826 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,349 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,514 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,840 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,616 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,402 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,202 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,222 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,722 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,858 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,825 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,239 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,863 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,353 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 110,071 |
| Biggest Cities in India | 0 | - | 4.52 | 54,956 |
| Biggest Cities in Asia | 0 | - | 4.87 | 86,056 |
| Biggest City by Island | 0 | - | 4.49 | 42,276 |
| Official Cities in the UK | 0 | - | 4.89 | 197,882 |
| Biggest Cities in History | 0 | - | 4.47 | 70,718 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,897 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.29 | 37,903 |
| Random Capital to Country | 0 | - | 4.99 | 2,077,256 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,442 |
| Random Country to Capital | 0 | - | 4.98 | 695,566 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,593 |
| Coldest World Capitals | 0 | - | 4.97 | 105,348 |
| Europe Capital to Country | 0 | - | 4.99 | 199,215 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,280 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,258 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,130 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.53 | 58,760 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,989 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,291 |
| Biggest City by Region | 0 | - | 4.50 | 29,209 |
| Most Populous 2nd Cities | 0 | - | 4.53 | 39,307 |
| Biggest City by Region #2 | 0 | - | 4.44 | 19,892 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,476 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,286 |
| Capitals of Most Populated Countries | 0 | - | 4.97 | 107,748 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,899 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,122 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,307 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,437 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,728 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,539 |
| Biggest Two-Word Cities | 0 | - | 4.71 | 34,016 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,365 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,600 |
| World Capitals by Map | 0 | - | 5.00 | 190,774 |
| Cities of Ireland | 0 | - | 4.40 | 35,710 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,891 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,389 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,222 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,405 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,391 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,602 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 34,024 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,803 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,486 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 40,300 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 43,538 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,883 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,861 |
| World Capitals by Proximity | 0 | - | 4.91 | 263,712 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,628 |
| Megacities on a World Map | 0 | - | 4.97 | 199,862 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 174,782 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,883 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,544 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,743 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,735 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,120 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 74,656 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 313,071 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 91,858 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 101,235 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,300 |
| U.S. State Capitals Map Quiz | 0 | - | 4.89 | 109,106 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.92 | 154,572 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,093 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 176,496 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,739 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,963 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 434,983 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,272 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,100 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 54,036 |
| All Cities in China with Population of 1 Million | 0 | - | 4.67 | 27,680 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,144 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,148 |
| All Cities in India with Population of 1 Million | 0 | - | 4.80 | 32,873 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,351 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,498 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,264 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,581 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 37,822 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 62,138 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,328 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,400 |
| Biggest Cities Near a Border | 0 | - | 4.11 | 14,606 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,529 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 261,889 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,749 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,894 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,598 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.33 | 22,184 |
| Ten Southernmost Megacities | 0 | - | 4.68 | 38,038 |
| Biggest Cities by Trait #2 | 0 | - | 4.31 | 12,314 |
| Flags to Largest Cities | 0 | - | 4.55 | 23,102 |
| 500 Biggest US Cities | 0 | - | 4.88 | 76,143 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,469 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,899 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,420 |
| Random European Capital to Country | 0 | - | 4.97 | 128,806 |
| Random European Country to Capital | 0 | - | 4.90 | 104,017 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,978 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,381 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 51,270 |
