| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 775,643 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,459,939 |
| World Capitals Quiz | 0 | - | 5.00 | 4,291,311 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,299,632 |
| South America Capitals Quiz | 0 | - | 4.99 | 399,054 |
| Biggest Cities in Texas | 0 | - | 4.23 | 108,211 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 27,141 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 163,424 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 24,067 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 311,208 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.63 | 95,700 |
| Biggest English-Speaking Cities | 0 | - | 4.37 | 132,806 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 105,191 |
| Biggest Cities by Language | 0 | - | 4.95 | 206,935 |
| Biggest Nordic Cities | 0 | - | 4.36 | 58,806 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 73,022 |
| Jewish Cities Quiz | 0 | - | 4.30 | 58,280 |
| Biggest Cities in Japan | 0 | - | 4.70 | 72,518 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 149,715 |
| Biggest Cities in Russia | 0 | - | 4.46 | 74,004 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 68,732 |
| Africa Capitals Quiz | 0 | - | 4.99 | 596,721 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 46,475 |
| Biggest Cities in Poland | 0 | - | 4.55 | 45,416 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 12,354 |
| Biggest Cities Starting With A | 0 | - | 4.47 | 107,593 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 142,138 |
| Biggest Cities Starting With C | 0 | - | 4.03 | 93,881 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 103,523 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 93,109 |
| Biggest Cities Starting With K | 0 | - | 4.26 | 76,142 |
| Biggest Cities Starting With L | 0 | - | 4.41 | 105,431 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 122,965 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 109,423 |
| Biggest Cities Starting With S | 0 | - | 4.35 | 110,145 |
| Biggest Cities Starting With T | 0 | - | 4.28 | 111,318 |
| Biggest Cities in Mexico | 0 | - | 4.53 | 24,061 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.31 | 80,166 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 67,060 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.22 | 74,984 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.09 | 80,854 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 64,350 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.14 | 60,116 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.13 | 20,150 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.85 | 54,849 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.19 | 58,359 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 65,671 |
| Biggest U.S. Cities A-Z | 0 | - | 4.51 | 118,482 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 178,537 |
| Biggest Cities in France | 0 | - | 4.48 | 178,520 |
| Biggest Cities in Spain | 0 | - | 4.51 | 146,240 |
| Biggest Cities in Italy | 0 | - | 4.61 | 207,076 |
| Biggest Cities in California | 0 | - | 4.34 | 126,737 |
| Biggest Cities in Florida | 0 | - | 4.18 | 65,355 |
| Biggest Cities in the World Quiz | 0 | - | 4.82 | 627,912 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,139 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 89,425 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 44,439 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 47,446 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,609 |
| Biggest Cities in New York State | 0 | - | 4.22 | 54,314 |
| Biggest Cities in Europe | 0 | - | 4.49 | 435,698 |
| Biggest Cities in Indiana | 0 | - | 4.25 | 19,107 |
| Biggest Cities in Tennessee | 0 | - | 4.22 | 18,607 |
| Biggest Cities in Canada | 0 | - | 4.63 | 116,173 |
| Biggest Cities in Sweden | 0 | - | 4.84 | 35,413 |
| North America Capitals Quiz | 0 | - | 4.99 | 174,718 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 212,141 |
| Asia Capitals Quiz | 0 | - | 4.98 | 559,842 |
| Biggest Cities in China | 0 | - | 4.43 | 130,338 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 187,224 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 41,556 |
| Biggest Cities in Germany | 0 | - | 4.94 | 250,103 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 58,398 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 38,235 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 144,850 |
| Biggest City in Every Country | 0 | - | 4.97 | 73,595 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,660 |
| Biggest Cities in Colorado | 0 | - | 4.02 | 29,052 |
| Biggest Cities in Arizona | 0 | - | 4.21 | 27,332 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 22,120 |
| Biggest Cities in Illinois | 0 | - | 4.32 | 23,557 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 30,854 |
| Biggest Cities in Wisconsin | 0 | - | 4.44 | 22,596 |
| Biggest Cities in Georgia | 0 | - | 3.84 | 20,927 |
| Biggest Cities in Massachusetts | 0 | - | 4.34 | 26,452 |
| Biggest Cities in Missouri | 0 | - | 4.19 | 15,362 |
| Biggest Cities in Oregon | 0 | - | 4.06 | 18,086 |
| Biggest Cities in Alaska | 0 | - | 4.26 | 22,753 |
| Biggest City by Time Zone | 0 | - | 4.78 | 52,164 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 96,060 |
| Biggest English Cities by Century | 0 | - | 4.93 | 95,311 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 42,020 |
| Biggest European Cities by Letter | 0 | - | 4.51 | 115,613 |
| Biggest Cities in India | 0 | - | 4.60 | 60,095 |
| Biggest Cities in Asia | 0 | - | 4.92 | 91,929 |
| Biggest City by Island | 0 | - | 4.50 | 44,832 |
| Official Cities in the UK | 0 | - | 4.88 | 220,831 |
| Biggest Cities in History | 0 | - | 4.47 | 76,391 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 42,137 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,443 |
| Random Capital to Country | 0 | - | 4.99 | 2,246,883 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 63,254 |
| Random Country to Capital | 0 | - | 4.98 | 765,106 |
| Five Biggest Cities by Country | 0 | - | 4.52 | 146,492 |
| Europe Capital to Country | 0 | - | 4.99 | 211,519 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 59,711 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 66,276 |
| Biggest Coastal City by Country | 0 | - | 4.55 | 26,651 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 61,724 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,987 |
| Most Populous World Capitals | 0 | - | 4.90 | 135,414 |
| Biggest City by Region | 0 | - | 4.45 | 32,267 |
| Most Populous 2nd Cities | 0 | - | 4.51 | 51,436 |
| Biggest City by Region #2 | 0 | - | 4.45 | 22,205 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 27,561 |
| Biggest European Cities by Century | 0 | - | 4.96 | 114,412 |
| Capitals of the Most Populated Countries | 0 | - | 4.97 | 113,576 |
| U.S. Cities by Hispanic Population | 0 | - | 4.24 | 24,009 |
| Biggest Cities by Latitude | 0 | - | 4.70 | 25,716 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 67,395 |
| Largest World Cities With Four Letters | 0 | - | 4.42 | 42,246 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.63 | 62,861 |
| Biggest Axis-Controlled Cities | 0 | - | 4.25 | 32,987 |
| Biggest Two-Word Cities | 0 | - | 4.63 | 37,786 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.93 | 64,916 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.80 | 61,047 |
| World Capitals by Map | 0 | - | 5.00 | 223,727 |
| Cities of Ireland | 0 | - | 4.42 | 38,188 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 37,824 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 159,547 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 87,427 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.80 | 49,302 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 126,906 |
| Cities of China (With Some Help) | 0 | - | 4.86 | 27,016 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 41,227 |
| Biggest Cities with Exceptions | 0 | - | 4.85 | 46,524 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.85 | 42,648 |
| Biggest Cities in the UK | 0 | - | 4.41 | 88,084 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 89,464 |
| World Capitals by Proximity | 0 | - | 4.91 | 278,029 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 62,830 |
| Megacities on a World Map | 0 | - | 4.98 | 213,025 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 189,996 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 51,966 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 103,970 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.86 | 80,188 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.76 | 41,816 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 45,959 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 87,358 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 352,879 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.28 | 35,083 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.87 | 183,633 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 53,680 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 199,331 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 36,975 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.46 | 38,848 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 489,471 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.20 | 80,604 |
| Megacities on an Empty Map | 0 | - | 4.96 | 83,817 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 57,681 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 60,040 |
| All Cities in China with Population of 1 Million | 0 | - | 4.60 | 35,444 |
| Northernmost Major City by Country | 0 | - | 4.52 | 29,884 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 26,239 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 38,138 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 60,949 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.45 | 49,648 |
| Two Largest Cities by First Two Letters | 0 | - | 4.60 | 60,463 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 38,819 |
| Largest World Capitals with Exceptions | 0 | - | 4.68 | 49,607 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 66,463 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 57,477 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 54,511 |
| Biggest Cities Near a Border | 0 | - | 4.12 | 15,938 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 40,623 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 289,726 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 91,122 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 66,659 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 32,921 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.36 | 28,969 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 44,926 |
| Biggest Cities by Trait #2 | 0 | - | 4.33 | 13,711 |
| Flags to Largest Cities | 0 | - | 4.62 | 28,259 |
| 500 Biggest US Cities | 0 | - | 4.85 | 89,689 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,997 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,513 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 74,469 |
| Random European Capital to Country | 0 | - | 4.97 | 143,510 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 39,316 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.70 | 58,460 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.84 | 68,635 |
| Biggest Cities in the World - 2100 | 0 | - | 4.28 | 75,899 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 23,675 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 33,258 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.88 | 56,530 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 31,003 |
| Largest Nordic Cities on a Map | 0 | - | 4.52 | 17,970 |
| Cities in Squares on a Map - North America | 0 | - | 4.34 | 18,510 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 19,680 |
