| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 767,070 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,446,861 |
| World Capitals Quiz | 0 | - | 5.00 | 4,242,305 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,284,822 |
| South America Capitals Quiz | 0 | - | 4.99 | 394,696 |
| Biggest Cities in Texas | 0 | - | 4.23 | 107,220 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,924 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 162,397 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,839 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 308,638 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.62 | 94,841 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 131,844 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 104,405 |
| Biggest Cities by Language | 0 | - | 4.95 | 205,309 |
| Biggest Nordic Cities | 0 | - | 4.36 | 58,567 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 72,683 |
| Jewish Cities Quiz | 0 | - | 4.30 | 57,973 |
| Biggest Cities in Japan | 0 | - | 4.68 | 71,746 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 148,597 |
| Biggest Cities in Russia | 0 | - | 4.46 | 73,297 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 68,390 |
| Africa Capitals Quiz | 0 | - | 4.99 | 583,794 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 46,043 |
| Biggest Cities in Poland | 0 | - | 4.55 | 44,667 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 12,157 |
| Biggest Cities Starting With A | 0 | - | 4.49 | 106,489 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 140,643 |
| Biggest Cities Starting With C | 0 | - | 4.03 | 93,258 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 102,658 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 92,070 |
| Biggest Cities Starting With K | 0 | - | 4.26 | 75,468 |
| Biggest Cities Starting With L | 0 | - | 4.41 | 104,111 |
| Biggest Cities Starting With M | 0 | - | 4.52 | 121,638 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 108,363 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 109,132 |
| Biggest Cities Starting With T | 0 | - | 4.27 | 110,150 |
| Biggest Cities in Mexico | 0 | - | 4.53 | 23,774 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 79,415 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 66,329 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.21 | 74,274 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 80,190 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 63,888 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.13 | 59,662 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,821 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 54,564 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 57,946 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 65,181 |
| Biggest U.S. Cities A-Z | 0 | - | 4.59 | 117,392 |
| Biggest World Cities A-Z | 0 | - | 4.37 | 176,941 |
| Biggest Cities in France | 0 | - | 4.48 | 176,300 |
| Biggest Cities in Spain | 0 | - | 4.50 | 144,553 |
| Biggest Cities in Italy | 0 | - | 4.61 | 205,023 |
| Biggest Cities in California | 0 | - | 4.34 | 125,793 |
| Biggest Cities in Florida | 0 | - | 4.17 | 64,794 |
| Biggest Cities in the World Quiz | 0 | - | 4.82 | 619,796 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,008 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 88,756 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 44,085 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 46,814 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,415 |
| Biggest Cities in New York State | 0 | - | 4.24 | 53,915 |
| Biggest Cities in Europe | 0 | - | 4.50 | 431,789 |
| Biggest Cities in Indiana | 0 | - | 4.25 | 18,926 |
| Biggest Cities in Tennessee | 0 | - | 4.22 | 18,482 |
| Biggest Cities in Canada | 0 | - | 4.62 | 115,260 |
| Biggest Cities in Sweden | 0 | - | 4.84 | 34,962 |
| North America Capitals Quiz | 0 | - | 4.99 | 172,071 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 208,500 |
| Asia Capitals Quiz | 0 | - | 4.98 | 552,465 |
| Biggest Cities in China | 0 | - | 4.43 | 128,759 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 185,862 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 41,212 |
| Biggest Cities in Germany | 0 | - | 4.94 | 246,736 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,929 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 38,047 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 143,548 |
| Biggest City in Every Country | 0 | - | 4.97 | 72,909 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,507 |
| Biggest Cities in Colorado | 0 | - | 4.02 | 28,832 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 27,048 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 21,913 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 23,351 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 30,567 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 22,353 |
| Biggest Cities in Georgia | 0 | - | 3.82 | 20,760 |
| Biggest Cities in Massachusetts | 0 | - | 4.34 | 26,159 |
| Biggest Cities in Missouri | 0 | - | 4.19 | 15,253 |
| Biggest Cities in Oregon | 0 | - | 4.06 | 17,911 |
| Biggest Cities in Alaska | 0 | - | 4.26 | 22,568 |
| Biggest City by Time Zone | 0 | - | 4.78 | 51,907 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 95,713 |
| Biggest English Cities by Century | 0 | - | 4.93 | 94,314 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 41,650 |
| Biggest European Cities by Letter | 0 | - | 4.47 | 114,954 |
| Biggest Cities in India | 0 | - | 4.60 | 59,548 |
| Biggest Cities in Asia | 0 | - | 4.92 | 91,173 |
| Biggest City by Island | 0 | - | 4.50 | 44,609 |
| Official Cities in the UK | 0 | - | 4.88 | 218,078 |
| Biggest Cities in History | 0 | - | 4.47 | 75,540 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 41,913 |
| Random Capital to Country | 0 | - | 4.99 | 2,222,838 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 62,955 |
| Random Country to Capital | 0 | - | 4.98 | 753,015 |
| Five Biggest Cities by Country | 0 | - | 4.52 | 145,108 |
| Europe Capital to Country | 0 | - | 4.99 | 209,908 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 59,317 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 65,872 |
| Biggest Coastal City by Country | 0 | - | 4.55 | 26,564 |
| Same Letter Country and Capital | 0 | - | 4.99 | 121,812 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 61,438 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,792 |
| Most Populous World Capitals | 0 | - | 4.89 | 134,514 |
| Biggest City by Region | 0 | - | 4.47 | 32,053 |
| Most Populous 2nd Cities | 0 | - | 4.50 | 51,004 |
| Biggest City by Region #2 | 0 | - | 4.45 | 22,079 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 27,358 |
| Biggest European Cities by Century | 0 | - | 4.96 | 113,528 |
| Capitals of Most Populated Countries | 0 | - | 4.97 | 112,796 |
| U.S. Cities by Hispanic Population | 0 | - | 4.24 | 23,884 |
| Biggest Cities by Latitude | 0 | - | 4.70 | 25,598 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 66,352 |
| Largest World Cities With Four Letters | 0 | - | 4.42 | 41,974 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.62 | 62,346 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 32,833 |
| Biggest Two-Word Cities | 0 | - | 4.62 | 37,463 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 64,280 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.79 | 60,509 |
| World Capitals by Map | 0 | - | 5.00 | 218,544 |
| Cities of Ireland | 0 | - | 4.42 | 37,866 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 37,609 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 157,957 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 86,626 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.80 | 49,040 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 125,996 |
| Cities of China (With Some Help) | 0 | - | 4.87 | 26,719 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 40,825 |
| Biggest Cities with Exceptions | 0 | - | 4.85 | 46,205 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.84 | 42,319 |
| Biggest Cities in the UK | 0 | - | 4.41 | 86,651 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 88,196 |
| World Capitals by Proximity | 0 | - | 4.91 | 276,367 |
| Biggest World Cities in 1850 | 0 | - | 4.62 | 62,382 |
| Megacities on a World Map | 0 | - | 4.98 | 211,331 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 188,080 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 51,682 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 102,807 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.86 | 79,472 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.76 | 41,642 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 45,756 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 86,618 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 347,940 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.31 | 34,542 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.86 | 181,946 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 53,170 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 197,650 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.45 | 36,758 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.46 | 38,514 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 483,557 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.20 | 77,971 |
| Megacities on an Empty Map | 0 | - | 4.96 | 83,040 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 57,260 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 59,214 |
| All Cities in China with Population of 1 Million | 0 | - | 4.54 | 34,935 |
| Northernmost Major City by Country | 0 | - | 4.52 | 29,682 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 25,679 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 37,514 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 60,406 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 48,668 |
| Two Largest Cities by First Two Letters | 0 | - | 4.60 | 59,962 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 38,437 |
| Largest World Capitals with Exceptions | 0 | - | 4.68 | 49,409 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 65,963 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 57,105 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 54,142 |
| Biggest Cities Near a Border | 0 | - | 4.12 | 15,814 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 40,354 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 285,892 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 89,515 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 66,160 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 32,681 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.36 | 28,702 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 44,603 |
| Biggest Cities by Trait #2 | 0 | - | 4.33 | 13,604 |
| Flags to Largest Cities | 0 | - | 4.60 | 27,311 |
| 500 Biggest US Cities | 0 | - | 4.84 | 87,859 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,822 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,321 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 72,696 |
| Random European Capital to Country | 0 | - | 4.97 | 141,601 |
| Random European Country to Capital | 0 | - | 4.88 | 126,924 |
| Biggest Cities in France - Extreme | 0 | - | 4.86 | 38,350 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.70 | 56,657 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.86 | 66,594 |
| Biggest Cities in the World - 2100 | 0 | - | 4.27 | 74,773 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.57 | 23,486 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 32,628 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.88 | 55,923 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 30,534 |
| Largest Nordic Cities on a Map | 0 | - | 4.52 | 17,721 |
| Cities in Squares on a Map - North America | 0 | - | 4.34 | 18,327 |
