| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 777,340 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,462,765 |
| World Capitals Quiz | 0 | - | 5.00 | 4,299,923 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,302,497 |
| South America Capitals Quiz | 0 | - | 4.99 | 399,973 |
| Biggest Cities in Texas | 0 | - | 4.23 | 108,362 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 27,177 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 163,631 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 24,107 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 311,772 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.63 | 95,849 |
| Biggest English-Speaking Cities | 0 | - | 4.37 | 132,941 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 105,382 |
| Biggest Cities by Language | 0 | - | 4.95 | 207,241 |
| Biggest Nordic Cities | 0 | - | 4.36 | 58,855 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 73,094 |
| Jewish Cities Quiz | 0 | - | 4.30 | 58,329 |
| Biggest Cities in Japan | 0 | - | 4.70 | 72,658 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 149,967 |
| Biggest Cities in Russia | 0 | - | 4.46 | 74,134 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 68,794 |
| Africa Capitals Quiz | 0 | - | 4.99 | 598,128 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 46,607 |
| Biggest Cities in Poland | 0 | - | 4.56 | 45,585 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.40 | 12,393 |
| Biggest Cities Starting With A | 0 | - | 4.47 | 107,774 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 142,368 |
| Biggest Cities Starting With C | 0 | - | 4.03 | 93,979 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 103,644 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 93,275 |
| Biggest Cities Starting With K | 0 | - | 4.26 | 76,236 |
| Biggest Cities Starting With L | 0 | - | 4.41 | 105,630 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 123,196 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 109,603 |
| Biggest Cities Starting With S | 0 | - | 4.35 | 110,315 |
| Biggest Cities Starting With T | 0 | - | 4.28 | 111,500 |
| Biggest Cities in Mexico | 0 | - | 4.53 | 24,116 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.31 | 80,327 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 67,207 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.22 | 75,128 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.09 | 80,992 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 64,431 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.14 | 60,196 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.13 | 20,204 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.85 | 54,901 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.19 | 58,446 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 65,757 |
| Biggest U.S. Cities A-Z | 0 | - | 4.51 | 118,692 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 178,853 |
| Biggest Cities in France | 0 | - | 4.48 | 178,961 |
| Biggest Cities in Spain | 0 | - | 4.51 | 146,596 |
| Biggest Cities in Italy | 0 | - | 4.61 | 207,541 |
| Biggest Cities in California | 0 | - | 4.34 | 126,923 |
| Biggest Cities in Florida | 0 | - | 4.18 | 65,449 |
| Biggest Cities in the World Quiz | 0 | - | 4.82 | 629,340 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,167 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 89,561 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 44,513 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 47,563 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,642 |
| Biggest Cities in New York State | 0 | - | 4.22 | 54,398 |
| Biggest Cities in Europe | 0 | - | 4.49 | 436,447 |
| Biggest Cities in Indiana | 0 | - | 4.25 | 19,146 |
| Biggest Cities in Tennessee | 0 | - | 4.22 | 18,634 |
| Biggest Cities in Canada | 0 | - | 4.63 | 116,349 |
| Biggest Cities in Sweden | 0 | - | 4.84 | 35,498 |
| North America Capitals Quiz | 0 | - | 4.99 | 175,163 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 212,774 |
| Asia Capitals Quiz | 0 | - | 4.98 | 561,053 |
| Biggest Cities in China | 0 | - | 4.43 | 130,694 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 187,485 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 41,614 |
| Biggest Cities in Germany | 0 | - | 4.94 | 250,693 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 58,477 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 38,271 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 145,154 |
| Biggest City in Every Country | 0 | - | 4.97 | 73,701 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,682 |
| Biggest Cities in Colorado | 0 | - | 4.02 | 29,100 |
| Biggest Cities in Arizona | 0 | - | 4.21 | 27,400 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 22,158 |
| Biggest Cities in Illinois | 0 | - | 4.32 | 23,602 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 30,896 |
| Biggest Cities in Wisconsin | 0 | - | 4.44 | 22,642 |
| Biggest Cities in Georgia | 0 | - | 3.84 | 20,961 |
| Biggest Cities in Massachusetts | 0 | - | 4.34 | 26,512 |
| Biggest Cities in Missouri | 0 | - | 4.19 | 15,383 |
| Biggest Cities in Oregon | 0 | - | 4.06 | 18,122 |
| Biggest Cities in Alaska | 0 | - | 4.22 | 22,796 |
| Biggest City by Time Zone | 0 | - | 4.78 | 52,220 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 96,105 |
| Biggest English Cities by Century | 0 | - | 4.93 | 95,537 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 42,104 |
| Biggest European Cities by Letter | 0 | - | 4.51 | 115,765 |
| Biggest Cities in India | 0 | - | 4.60 | 60,205 |
| Biggest Cities in Asia | 0 | - | 4.92 | 92,062 |
| Biggest City by Island | 0 | - | 4.50 | 44,877 |
| Official Cities in the UK | 0 | - | 4.88 | 221,282 |
| Biggest Cities in History | 0 | - | 4.47 | 76,547 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 42,180 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,465 |
| Random Capital to Country | 0 | - | 4.99 | 2,250,868 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 63,359 |
| Random Country to Capital | 0 | - | 4.98 | 766,530 |
| Five Biggest Cities by Country | 0 | - | 4.52 | 146,733 |
| Europe Capital to Country | 0 | - | 4.99 | 211,761 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 59,791 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 66,349 |
| Biggest Coastal City by Country | 0 | - | 4.55 | 26,665 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 61,783 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 18,034 |
| Most Populous World Capitals | 0 | - | 4.89 | 135,584 |
| Biggest City by Region | 0 | - | 4.45 | 32,314 |
| Most Populous 2nd Cities | 0 | - | 4.51 | 51,521 |
| Biggest City by Region #2 | 0 | - | 4.45 | 22,234 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 27,612 |
| Biggest European Cities by Century | 0 | - | 4.96 | 114,624 |
| Capitals of the Most Populated Countries | 0 | - | 4.97 | 113,710 |
| U.S. Cities by Hispanic Population | 0 | - | 4.24 | 24,036 |
| Biggest Cities by Latitude | 0 | - | 4.70 | 25,736 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 67,614 |
| Largest World Cities With Four Letters | 0 | - | 4.42 | 42,284 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.63 | 62,967 |
| Biggest Axis-Controlled Cities | 0 | - | 4.25 | 33,027 |
| Biggest Two-Word Cities | 0 | - | 4.63 | 37,845 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.93 | 65,019 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.80 | 61,153 |
| World Capitals by Map | 0 | - | 5.00 | 224,715 |
| Cities of Ireland | 0 | - | 4.42 | 38,265 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 37,867 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 159,897 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 87,595 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.80 | 49,377 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 127,155 |
| Cities of China (With Some Help) | 0 | - | 4.86 | 27,075 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 41,311 |
| Biggest Cities with Exceptions | 0 | - | 4.85 | 46,591 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.85 | 42,709 |
| Biggest Cities in the UK | 0 | - | 4.41 | 88,341 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 89,861 |
| World Capitals by Proximity | 0 | - | 4.91 | 278,599 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 62,908 |
| Megacities on a World Map | 0 | - | 4.98 | 213,313 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 190,595 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 52,040 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 104,218 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.86 | 80,341 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.76 | 41,843 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 46,032 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 87,545 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 353,805 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.28 | 35,192 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.87 | 183,981 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 53,786 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 199,601 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 37,015 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.47 | 38,906 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 490,527 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.21 | 81,198 |
| Megacities on an Empty Map | 0 | - | 4.96 | 83,960 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 57,769 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 60,182 |
| All Cities in China with Population of 1 Million | 0 | - | 4.60 | 35,538 |
| Northernmost Major City by Country | 0 | - | 4.52 | 29,935 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 26,338 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 38,247 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 61,079 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.45 | 49,845 |
| Two Largest Cities by First Two Letters | 0 | - | 4.60 | 60,568 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 38,890 |
| Largest World Capitals with Exceptions | 0 | - | 4.68 | 49,645 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 66,557 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 57,581 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 54,595 |
| Biggest Cities Near a Border | 0 | - | 4.12 | 15,960 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 40,670 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 290,388 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 91,436 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 66,775 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 32,970 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.36 | 29,018 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 45,000 |
| Biggest Cities by Trait #2 | 0 | - | 4.33 | 13,735 |
| Flags to Largest Cities | 0 | - | 4.62 | 28,397 |
| 500 Biggest US Cities | 0 | - | 4.85 | 90,028 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 28,036 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,542 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 74,703 |
| Random European Capital to Country | 0 | - | 4.97 | 143,844 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 39,667 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.71 | 58,965 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.86 | 69,120 |
| Biggest Cities in the World - 2100 | 0 | - | 4.28 | 76,141 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 23,729 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 33,405 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.88 | 56,634 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 31,092 |
| Largest Nordic Cities on a Map | 0 | - | 4.52 | 18,024 |
| Cities in Squares on a Map - North America | 0 | - | 4.34 | 18,552 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 19,729 |
