| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 745,531 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,409,824 |
| World Capitals Quiz | 0 | - | 5.00 | 4,140,131 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,247,542 |
| South America Capitals Quiz | 0 | - | 4.99 | 382,981 |
| Biggest Cities in Texas | 0 | - | 4.24 | 105,697 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,305 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 160,579 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,352 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 301,142 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.61 | 93,221 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 130,567 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.82 | 102,572 |
| Biggest Cities by Language | 0 | - | 4.95 | 201,483 |
| Biggest Nordic Cities | 0 | - | 4.36 | 57,924 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 71,539 |
| Jewish Cities Quiz | 0 | - | 4.30 | 57,264 |
| Biggest Cities in Japan | 0 | - | 4.68 | 69,992 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 145,790 |
| Biggest Cities in Russia | 0 | - | 4.48 | 71,745 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 67,904 |
| Africa Capitals Quiz | 0 | - | 4.99 | 565,080 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 44,628 |
| Biggest Cities in Poland | 0 | - | 4.55 | 43,249 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 11,663 |
| Biggest Cities Starting With A | 0 | - | 4.49 | 104,089 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 138,204 |
| Biggest Cities Starting With C | 0 | - | 4.04 | 91,715 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 100,434 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 89,870 |
| Biggest Cities Starting With K | 0 | - | 4.27 | 74,245 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 102,068 |
| Biggest Cities Starting With M | 0 | - | 4.52 | 119,228 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 106,226 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 105,123 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 99,044 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 22,855 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 77,909 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 64,960 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.20 | 72,866 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 78,895 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 63,020 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.11 | 58,822 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,186 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 53,967 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 57,112 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 64,208 |
| Biggest U.S. Cities A-Z | 0 | - | 4.52 | 114,725 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 173,744 |
| Biggest Cities in France | 0 | - | 4.45 | 171,662 |
| Biggest Cities in Spain | 0 | - | 4.60 | 140,515 |
| Biggest Cities in Italy | 0 | - | 4.60 | 199,597 |
| Biggest Cities in California | 0 | - | 4.33 | 124,073 |
| Biggest Cities in Florida | 0 | - | 4.18 | 63,814 |
| Biggest Cities in the World Quiz | 0 | - | 4.80 | 603,314 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,374 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 87,133 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 43,297 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 45,340 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,048 |
| Biggest Cities in New York State | 0 | - | 4.24 | 53,120 |
| Biggest Cities in Europe | 0 | - | 4.50 | 422,341 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 18,524 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,162 |
| Biggest Cities in Canada | 0 | - | 4.60 | 113,133 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 33,514 |
| North America Capitals Quiz | 0 | - | 4.99 | 166,019 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 200,557 |
| Asia Capitals Quiz | 0 | - | 4.98 | 534,223 |
| Biggest Cities in China | 0 | - | 4.42 | 125,246 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 182,818 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 40,527 |
| Biggest Cities in Germany | 0 | - | 4.94 | 239,871 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,284 |
| Second Biggest Cities Quiz | 0 | - | 4.22 | 37,537 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 140,557 |
| Biggest City in Every Country | 0 | - | 4.98 | 71,235 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,216 |
| Biggest Cities in Colorado | 0 | - | 4.01 | 28,353 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,466 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 21,472 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 22,867 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 29,824 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 21,773 |
| Biggest Cities in Georgia | 0 | - | 3.81 | 20,389 |
| Biggest Cities in Massachusetts | 0 | - | 4.33 | 25,628 |
| Biggest Cities in Missouri | 0 | - | 4.17 | 14,970 |
| Biggest Cities in Oregon | 0 | - | 4.05 | 17,557 |
| Biggest Cities in Alaska | 0 | - | 4.26 | 22,108 |
| Biggest City by Time Zone | 0 | - | 4.76 | 51,173 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 94,512 |
| Biggest English Cities by Century | 0 | - | 4.92 | 91,224 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 40,617 |
| Biggest European Cities by Letter | 0 | - | 4.47 | 113,387 |
| Biggest Cities in India | 0 | - | 4.60 | 57,903 |
| Biggest Cities in Asia | 0 | - | 4.91 | 89,316 |
| Biggest City by Island | 0 | - | 4.49 | 43,828 |
| Official Cities in the UK | 0 | - | 4.89 | 210,821 |
| Biggest Cities in History | 0 | - | 4.46 | 74,188 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 41,240 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 38,911 |
| Random Capital to Country | 0 | - | 4.99 | 2,172,723 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 61,483 |
| Random Country to Capital | 0 | - | 4.97 | 730,193 |
| Five Biggest Cities by Country | 0 | - | 4.60 | 141,797 |
| Europe Capital to Country | 0 | - | 4.99 | 205,909 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 58,310 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 64,982 |
| Biggest Coastal City by Country | 0 | - | 4.55 | 25,765 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 60,548 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,183 |
| Most Populous World Capitals | 0 | - | 4.89 | 132,346 |
| Biggest City by Region | 0 | - | 4.47 | 31,100 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 50,095 |
| Biggest City by Region #2 | 0 | - | 4.43 | 21,389 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 26,757 |
| Biggest European Cities by Century | 0 | - | 4.95 | 110,855 |
| Capitals of Most Populated Countries | 0 | - | 4.96 | 111,167 |
| U.S. Cities by Hispanic Population | 0 | - | 4.23 | 23,515 |
| Biggest Cities by Latitude | 0 | - | 4.70 | 25,098 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 63,736 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 41,113 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.60 | 61,092 |
| Biggest Axis-Controlled Cities | 0 | - | 4.25 | 32,382 |
| Biggest Two-Word Cities | 0 | - | 4.62 | 36,357 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 62,277 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.71 | 58,837 |
| World Capitals by Map | 0 | - | 5.00 | 210,374 |
| Cities of Ireland | 0 | - | 4.42 | 37,085 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 36,984 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 153,661 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 84,642 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.79 | 48,120 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 123,578 |
| Cities of China (With Some Help) | 0 | - | 4.84 | 25,568 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 39,778 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 45,059 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 41,349 |
| Biggest Cities in the UK | 0 | - | 4.42 | 84,581 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.93 | 86,214 |
| World Capitals by Proximity | 0 | - | 4.91 | 272,064 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 61,148 |
| Megacities on a World Map | 0 | - | 4.98 | 207,082 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 183,295 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 50,711 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 100,359 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 77,549 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 40,698 |
| Ten Northernmost Megacities | 0 | - | 4.43 | 45,229 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.96 | 84,668 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 336,285 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.30 | 33,948 |
| U.S. State Capitals Map Quiz | 0 | - | 4.87 | 114,022 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 161,424 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 52,104 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.87 | 183,902 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.47 | 36,144 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.45 | 37,658 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 470,751 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.14 | 72,832 |
| Megacities on an Empty Map | 0 | - | 4.96 | 81,052 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 55,604 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 57,517 |
| All Cities in China with Population of 1 Million | 0 | - | 4.53 | 33,345 |
| Northernmost Major City by Country | 0 | - | 4.51 | 29,172 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 24,191 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 35,922 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 58,614 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 46,332 |
| Two Largest Cities by First Two Letters | 0 | - | 4.59 | 58,731 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 37,791 |
| Largest World Capitals with Exceptions | 0 | - | 4.70 | 48,370 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.69 | 64,675 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 56,125 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 53,170 |
| Biggest Cities Near a Border | 0 | - | 4.13 | 15,442 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 39,432 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 277,399 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 86,061 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 64,774 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 31,919 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.36 | 28,369 |
| Ten Southernmost Megacities | 0 | - | 4.80 | 43,785 |
| Biggest Cities by Trait #2 | 0 | - | 4.34 | 13,168 |
| Flags to Largest Cities | 0 | - | 4.60 | 26,061 |
| 500 Biggest US Cities | 0 | - | 4.85 | 83,848 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,351 |
| Saint Lucia Country Quiz | 0 | - | 4.62 | 14,842 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 65,147 |
| Random European Capital to Country | 0 | - | 4.97 | 136,826 |
| Random European Country to Capital | 0 | - | 4.88 | 123,498 |
| Biggest Cities in France - Extreme | 0 | - | 4.85 | 36,041 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.71 | 51,091 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.84 | 62,052 |
| Biggest Cities in the World - 2100 | 0 | - | 4.28 | 72,415 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.56 | 22,868 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 30,962 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.85 | 54,444 |
| Biggest Cities in Australia on a Map | 0 | - | 4.60 | 29,393 |
| Largest Nordic Cities on a Map | 0 | - | 4.51 | 17,021 |
