| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 747,661 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,414,258 |
| World Capitals Quiz | 0 | - | 5.00 | 4,151,567 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,251,403 |
| South America Capitals Quiz | 0 | - | 4.99 | 384,279 |
| Biggest Cities in Texas | 0 | - | 4.24 | 105,861 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,361 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 160,790 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,386 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 301,930 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.61 | 93,374 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 130,693 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.82 | 102,744 |
| Biggest Cities by Language | 0 | - | 4.95 | 201,874 |
| Biggest Nordic Cities | 0 | - | 4.36 | 57,989 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 71,634 |
| Jewish Cities Quiz | 0 | - | 4.30 | 57,341 |
| Biggest Cities in Japan | 0 | - | 4.68 | 70,146 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 146,064 |
| Biggest Cities in Russia | 0 | - | 4.48 | 71,875 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 67,953 |
| Africa Capitals Quiz | 0 | - | 4.99 | 566,998 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 44,782 |
| Biggest Cities in Poland | 0 | - | 4.55 | 43,393 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 11,708 |
| Biggest Cities Starting With A | 0 | - | 4.49 | 104,431 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 138,738 |
| Biggest Cities Starting With C | 0 | - | 4.04 | 91,931 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 100,740 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 90,170 |
| Biggest Cities Starting With K | 0 | - | 4.27 | 74,432 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 102,380 |
| Biggest Cities Starting With M | 0 | - | 4.52 | 119,591 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 106,585 |
| Biggest Cities Starting With S | 0 | - | 4.36 | 107,256 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 99,319 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 22,949 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 78,158 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 65,175 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.21 | 73,200 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 79,166 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 63,179 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.13 | 58,961 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,296 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 54,093 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 57,258 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 64,360 |
| Biggest U.S. Cities A-Z | 0 | - | 4.52 | 114,988 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 174,095 |
| Biggest Cities in France | 0 | - | 4.45 | 172,167 |
| Biggest Cities in Spain | 0 | - | 4.60 | 141,020 |
| Biggest Cities in Italy | 0 | - | 4.60 | 200,180 |
| Biggest Cities in California | 0 | - | 4.33 | 124,291 |
| Biggest Cities in Florida | 0 | - | 4.17 | 63,940 |
| Biggest Cities in the World Quiz | 0 | - | 4.80 | 605,047 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,458 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 87,311 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 43,380 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 45,497 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,089 |
| Biggest Cities in New York State | 0 | - | 4.24 | 53,202 |
| Biggest Cities in Europe | 0 | - | 4.50 | 423,377 |
| Biggest Cities in Indiana | 0 | - | 4.24 | 18,563 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,185 |
| Biggest Cities in Canada | 0 | - | 4.60 | 113,369 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 33,678 |
| North America Capitals Quiz | 0 | - | 4.99 | 166,683 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 201,546 |
| Asia Capitals Quiz | 0 | - | 4.98 | 536,304 |
| Biggest Cities in China | 0 | - | 4.42 | 125,699 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 183,159 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 40,592 |
| Biggest Cities in Germany | 0 | - | 4.94 | 240,619 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,348 |
| Second Biggest Cities Quiz | 0 | - | 4.22 | 37,595 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 140,801 |
| Biggest City in Every Country | 0 | - | 4.97 | 71,399 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,243 |
| Biggest Cities in Colorado | 0 | - | 4.02 | 28,405 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,531 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 21,511 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 22,913 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 29,915 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 21,840 |
| Biggest Cities in Georgia | 0 | - | 3.81 | 20,421 |
| Biggest Cities in Massachusetts | 0 | - | 4.33 | 25,707 |
| Biggest Cities in Missouri | 0 | - | 4.19 | 14,998 |
| Biggest Cities in Oregon | 0 | - | 4.05 | 17,591 |
| Biggest Cities in Alaska | 0 | - | 4.26 | 22,153 |
| Biggest City by Time Zone | 0 | - | 4.76 | 51,248 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 94,641 |
| Biggest English Cities by Century | 0 | - | 4.92 | 91,527 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 40,727 |
| Biggest European Cities by Letter | 0 | - | 4.47 | 113,543 |
| Biggest Cities in India | 0 | - | 4.60 | 58,065 |
| Biggest Cities in Asia | 0 | - | 4.92 | 89,509 |
| Biggest City by Island | 0 | - | 4.49 | 43,928 |
| Official Cities in the UK | 0 | - | 4.89 | 211,587 |
| Biggest Cities in History | 0 | - | 4.46 | 74,401 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 41,320 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 38,964 |
| Random Capital to Country | 0 | - | 4.99 | 2,178,139 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 61,640 |
| Random Country to Capital | 0 | - | 4.97 | 731,978 |
| Five Biggest Cities by Country | 0 | - | 4.60 | 142,078 |
| Europe Capital to Country | 0 | - | 4.99 | 206,268 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 58,422 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 65,100 |
| Biggest Coastal City by Country | 0 | - | 4.55 | 25,862 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 60,640 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,272 |
| Most Populous World Capitals | 0 | - | 4.89 | 132,517 |
| Biggest City by Region | 0 | - | 4.47 | 31,199 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 50,174 |
| Biggest City by Region #2 | 0 | - | 4.44 | 21,451 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 26,833 |
| Biggest European Cities by Century | 0 | - | 4.95 | 111,129 |
| Capitals of Most Populated Countries | 0 | - | 4.96 | 111,316 |
| U.S. Cities by Hispanic Population | 0 | - | 4.23 | 23,549 |
| Biggest Cities by Latitude | 0 | - | 4.70 | 25,151 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 63,990 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 41,208 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.60 | 61,210 |
| Biggest Axis-Controlled Cities | 0 | - | 4.25 | 32,427 |
| Biggest Two-Word Cities | 0 | - | 4.62 | 36,480 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 62,472 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.71 | 59,006 |
| World Capitals by Map | 0 | - | 5.00 | 211,153 |
| Cities of Ireland | 0 | - | 4.42 | 37,192 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 37,050 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 154,335 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 84,892 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.79 | 48,227 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 123,807 |
| Cities of China (With Some Help) | 0 | - | 4.84 | 25,699 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.89 | 39,909 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 45,179 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 41,442 |
| Biggest Cities in the UK | 0 | - | 4.42 | 84,821 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 86,446 |
| World Capitals by Proximity | 0 | - | 4.91 | 272,531 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 61,345 |
| Megacities on a World Map | 0 | - | 4.98 | 207,541 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 183,761 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 50,826 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 100,593 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 77,774 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 40,814 |
| Ten Northernmost Megacities | 0 | - | 4.40 | 45,277 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.96 | 84,885 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 337,486 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.30 | 34,016 |
| U.S. State Capitals Map Quiz | 0 | - | 4.87 | 114,346 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 162,159 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 52,215 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.87 | 184,346 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.45 | 36,210 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.45 | 37,756 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 472,375 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.15 | 73,431 |
| Megacities on an Empty Map | 0 | - | 4.96 | 81,261 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 55,779 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 57,702 |
| All Cities in China with Population of 1 Million | 0 | - | 4.54 | 33,496 |
| Northernmost Major City by Country | 0 | - | 4.51 | 29,232 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 24,333 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 36,066 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 58,797 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 46,549 |
| Two Largest Cities by First Two Letters | 0 | - | 4.59 | 58,842 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 37,860 |
| Largest World Capitals with Exceptions | 0 | - | 4.70 | 48,483 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 64,816 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 56,220 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.61 | 53,265 |
| Biggest Cities Near a Border | 0 | - | 4.13 | 15,477 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 39,525 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 278,381 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 86,427 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 64,924 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 32,002 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.36 | 28,401 |
| Ten Southernmost Megacities | 0 | - | 4.80 | 43,865 |
| Biggest Cities by Trait #2 | 0 | - | 4.34 | 13,214 |
| Flags to Largest Cities | 0 | - | 4.60 | 26,212 |
| 500 Biggest US Cities | 0 | - | 4.85 | 84,245 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,409 |
| Saint Lucia Country Quiz | 0 | - | 4.62 | 14,892 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 66,760 |
| Random European Capital to Country | 0 | - | 4.97 | 137,312 |
| Random European Country to Capital | 0 | - | 4.88 | 123,950 |
| Biggest Cities in France - Extreme | 0 | - | 4.85 | 36,265 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.71 | 51,448 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.84 | 62,493 |
| Biggest Cities in the World - 2100 | 0 | - | 4.28 | 72,655 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.56 | 22,927 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 31,131 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.85 | 54,589 |
| Biggest Cities in Australia on a Map | 0 | - | 4.60 | 29,503 |
| Largest Nordic Cities on a Map | 0 | - | 4.52 | 17,091 |
