| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 763,749 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,441,786 |
| World Capitals Quiz | 0 | - | 5.00 | 4,225,554 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,278,945 |
| South America Capitals Quiz | 0 | - | 4.99 | 392,726 |
| Biggest Cities in Texas | 0 | - | 4.23 | 106,994 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,816 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 162,099 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,767 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 307,450 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.62 | 94,549 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 131,628 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 103,881 |
| Biggest Cities by Language | 0 | - | 4.95 | 204,520 |
| Biggest Nordic Cities | 0 | - | 4.36 | 58,457 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 72,517 |
| Jewish Cities Quiz | 0 | - | 4.30 | 57,852 |
| Biggest Cities in Japan | 0 | - | 4.68 | 71,410 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 148,090 |
| Biggest Cities in Russia | 0 | - | 4.46 | 73,049 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 68,286 |
| Africa Capitals Quiz | 0 | - | 4.99 | 580,545 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 45,835 |
| Biggest Cities in Poland | 0 | - | 4.55 | 44,436 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 12,087 |
| Biggest Cities Starting With A | 0 | - | 4.50 | 106,219 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 140,357 |
| Biggest Cities Starting With C | 0 | - | 4.04 | 93,094 |
| Biggest Cities Starting With D | 0 | - | 4.49 | 102,418 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 91,811 |
| Biggest Cities Starting With K | 0 | - | 4.27 | 75,321 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 103,844 |
| Biggest Cities Starting With M | 0 | - | 4.60 | 121,314 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 108,084 |
| Biggest Cities Starting With S | 0 | - | 4.36 | 108,905 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 109,928 |
| Biggest Cities in Mexico | 0 | - | 4.53 | 23,628 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 79,195 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 66,126 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.21 | 74,081 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 80,005 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 63,744 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.13 | 59,507 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,718 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 54,477 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 57,819 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 65,001 |
| Biggest U.S. Cities A-Z | 0 | - | 4.59 | 116,973 |
| Biggest World Cities A-Z | 0 | - | 4.37 | 176,426 |
| Biggest Cities in France | 0 | - | 4.48 | 175,570 |
| Biggest Cities in Spain | 0 | - | 4.60 | 143,975 |
| Biggest Cities in Italy | 0 | - | 4.61 | 204,204 |
| Biggest Cities in California | 0 | - | 4.33 | 125,507 |
| Biggest Cities in Florida | 0 | - | 4.17 | 64,646 |
| Biggest Cities in the World Quiz | 0 | - | 4.82 | 617,133 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,918 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 88,546 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 43,970 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 46,585 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,376 |
| Biggest Cities in New York State | 0 | - | 4.24 | 53,801 |
| Biggest Cities in Europe | 0 | - | 4.50 | 430,261 |
| Biggest Cities in Indiana | 0 | - | 4.25 | 18,873 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,438 |
| Biggest Cities in Canada | 0 | - | 4.62 | 114,925 |
| Biggest Cities in Sweden | 0 | - | 4.84 | 34,769 |
| North America Capitals Quiz | 0 | - | 4.99 | 170,991 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 206,979 |
| Asia Capitals Quiz | 0 | - | 4.98 | 549,446 |
| Biggest Cities in China | 0 | - | 4.43 | 128,263 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 185,428 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 41,065 |
| Biggest Cities in Germany | 0 | - | 4.94 | 245,624 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,806 |
| Second Biggest Cities Quiz | 0 | - | 4.21 | 37,973 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 143,010 |
| Biggest City in Every Country | 0 | - | 4.97 | 72,650 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,467 |
| Biggest Cities in Colorado | 0 | - | 4.02 | 28,774 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,954 |
| Biggest Cities in Virginia | 0 | - | 4.23 | 21,837 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 23,292 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 30,463 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 22,281 |
| Biggest Cities in Georgia | 0 | - | 3.82 | 20,711 |
| Biggest Cities in Massachusetts | 0 | - | 4.34 | 26,070 |
| Biggest Cities in Missouri | 0 | - | 4.19 | 15,219 |
| Biggest Cities in Oregon | 0 | - | 4.06 | 17,873 |
| Biggest Cities in Alaska | 0 | - | 4.26 | 22,509 |
| Biggest City by Time Zone | 0 | - | 4.78 | 51,786 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 95,515 |
| Biggest English Cities by Century | 0 | - | 4.92 | 93,525 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 41,493 |
| Biggest European Cities by Letter | 0 | - | 4.48 | 114,724 |
| Biggest Cities in India | 0 | - | 4.60 | 59,309 |
| Biggest Cities in Asia | 0 | - | 4.92 | 90,894 |
| Biggest City by Island | 0 | - | 4.50 | 44,478 |
| Official Cities in the UK | 0 | - | 4.88 | 216,956 |
| Biggest Cities in History | 0 | - | 4.46 | 75,297 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 41,812 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,279 |
| Random Capital to Country | 0 | - | 4.99 | 2,214,924 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 62,664 |
| Random Country to Capital | 0 | - | 4.98 | 744,552 |
| Five Biggest Cities by Country | 0 | - | 4.61 | 144,354 |
| Europe Capital to Country | 0 | - | 4.99 | 209,294 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 59,143 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 65,713 |
| Biggest Coastal City by Country | 0 | - | 4.55 | 26,452 |
| Same Letter Country and Capital | 0 | - | 4.99 | 121,467 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 61,281 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,718 |
| Most Populous World Capitals | 0 | - | 4.89 | 134,197 |
| Most Populous 2nd Cities | 0 | - | 4.50 | 50,839 |
| Biggest City by Region #2 | 0 | - | 4.45 | 21,961 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 27,281 |
| Biggest European Cities by Century | 0 | - | 4.96 | 113,045 |
| Capitals of Most Populated Countries | 0 | - | 4.96 | 112,520 |
| U.S. Cities by Hispanic Population | 0 | - | 4.24 | 23,828 |
| Biggest Cities by Latitude | 0 | - | 4.70 | 25,522 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 65,940 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 41,841 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.62 | 62,109 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 32,758 |
| Biggest Two-Word Cities | 0 | - | 4.62 | 37,297 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.93 | 63,949 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.79 | 60,259 |
| World Capitals by Map | 0 | - | 5.00 | 217,047 |
| Cities of Ireland | 0 | - | 4.42 | 37,738 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 37,499 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 157,274 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 86,342 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.80 | 48,899 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 125,628 |
| Cities of China (With Some Help) | 0 | - | 4.85 | 26,546 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 40,645 |
| Biggest Cities with Exceptions | 0 | - | 4.85 | 46,025 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.84 | 42,158 |
| Biggest Cities in the UK | 0 | - | 4.42 | 86,327 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 87,871 |
| World Capitals by Proximity | 0 | - | 4.90 | 275,785 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 62,211 |
| Megacities on a World Map | 0 | - | 4.98 | 210,684 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 187,311 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 51,527 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 102,415 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.86 | 79,158 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.76 | 41,503 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 45,667 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 86,292 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 346,046 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.31 | 34,412 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.86 | 181,300 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 52,981 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.87 | 195,213 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.45 | 36,649 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.46 | 38,375 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 481,477 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.20 | 77,204 |
| Megacities on an Empty Map | 0 | - | 4.96 | 82,723 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 56,985 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 58,950 |
| All Cities in China with Population of 1 Million | 0 | - | 4.59 | 34,686 |
| Northernmost Major City by Country | 0 | - | 4.52 | 29,604 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 25,456 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 37,328 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 60,106 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 48,363 |
| Two Largest Cities by First Two Letters | 0 | - | 4.60 | 59,752 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 38,336 |
| Largest World Capitals with Exceptions | 0 | - | 4.68 | 49,261 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 65,759 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 56,961 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 53,983 |
| Biggest Cities Near a Border | 0 | - | 4.13 | 15,752 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 40,191 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 284,505 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.88 | 89,037 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 65,954 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 32,565 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.36 | 28,628 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 44,477 |
| Biggest Cities by Trait #2 | 0 | - | 4.33 | 13,535 |
| Flags to Largest Cities | 0 | - | 4.60 | 27,089 |
| 500 Biggest US Cities | 0 | - | 4.84 | 87,316 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,753 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,254 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 72,030 |
| Random European Capital to Country | 0 | - | 4.97 | 140,609 |
| Random European Country to Capital | 0 | - | 4.88 | 126,279 |
| Biggest Cities in France - Extreme | 0 | - | 4.86 | 38,015 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.70 | 55,560 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.85 | 65,891 |
| Biggest Cities in the World - 2100 | 0 | - | 4.29 | 74,339 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.56 | 23,384 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 32,366 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.88 | 55,670 |
| Biggest Cities in Australia on a Map | 0 | - | 4.60 | 30,350 |
| Largest Nordic Cities on a Map | 0 | - | 4.52 | 17,607 |
| Cities in Squares on a Map - North America | 0 | - | 4.34 | 18,236 |
