| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 767,707 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,447,924 |
| World Capitals Quiz | 0 | - | 5.00 | 4,245,355 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,285,939 |
| South America Capitals Quiz | 0 | - | 4.99 | 395,037 |
| Biggest Cities in Texas | 0 | - | 4.23 | 107,268 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,932 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 162,456 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,853 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 308,825 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.63 | 94,891 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 131,912 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 104,457 |
| Biggest Cities by Language | 0 | - | 4.95 | 205,436 |
| Biggest Nordic Cities | 0 | - | 4.36 | 58,592 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 72,701 |
| Jewish Cities Quiz | 0 | - | 4.30 | 57,991 |
| Biggest Cities in Japan | 0 | - | 4.68 | 71,786 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 148,681 |
| Biggest Cities in Russia | 0 | - | 4.46 | 73,340 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 68,416 |
| Africa Capitals Quiz | 0 | - | 4.99 | 584,305 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 46,070 |
| Biggest Cities in Poland | 0 | - | 4.55 | 44,714 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 12,165 |
| Biggest Cities Starting With A | 0 | - | 4.48 | 106,560 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 140,737 |
| Biggest Cities Starting With C | 0 | - | 4.03 | 93,303 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 102,777 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 92,136 |
| Biggest Cities Starting With K | 0 | - | 4.26 | 75,517 |
| Biggest Cities Starting With L | 0 | - | 4.41 | 104,195 |
| Biggest Cities Starting With M | 0 | - | 4.52 | 121,730 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 108,443 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 109,185 |
| Biggest Cities Starting With T | 0 | - | 4.27 | 110,224 |
| Biggest Cities in Mexico | 0 | - | 4.53 | 23,794 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 79,463 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 66,369 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.21 | 74,318 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 80,237 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 63,917 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.13 | 59,690 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,840 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 54,583 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 57,978 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 65,220 |
| Biggest U.S. Cities A-Z | 0 | - | 4.52 | 117,457 |
| Biggest World Cities A-Z | 0 | - | 4.37 | 177,039 |
| Biggest Cities in France | 0 | - | 4.48 | 176,475 |
| Biggest Cities in Spain | 0 | - | 4.50 | 144,681 |
| Biggest Cities in Italy | 0 | - | 4.61 | 205,179 |
| Biggest Cities in California | 0 | - | 4.34 | 125,856 |
| Biggest Cities in Florida | 0 | - | 4.17 | 64,827 |
| Biggest Cities in the World Quiz | 0 | - | 4.82 | 620,345 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,015 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 88,794 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 44,099 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 46,858 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,423 |
| Biggest Cities in New York State | 0 | - | 4.24 | 53,943 |
| Biggest Cities in Europe | 0 | - | 4.50 | 432,028 |
| Biggest Cities in Indiana | 0 | - | 4.25 | 18,937 |
| Biggest Cities in Tennessee | 0 | - | 4.22 | 18,485 |
| Biggest Cities in Canada | 0 | - | 4.62 | 115,331 |
| Biggest Cities in Sweden | 0 | - | 4.84 | 34,997 |
| North America Capitals Quiz | 0 | - | 4.99 | 172,276 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 208,746 |
| Asia Capitals Quiz | 0 | - | 4.98 | 553,046 |
| Biggest Cities in China | 0 | - | 4.43 | 128,895 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 185,959 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 41,246 |
| Biggest Cities in Germany | 0 | - | 4.94 | 247,178 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,954 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 38,059 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 143,652 |
| Biggest City in Every Country | 0 | - | 4.97 | 72,949 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,514 |
| Biggest Cities in Colorado | 0 | - | 4.02 | 28,845 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 27,062 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 21,923 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 23,371 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 30,587 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 22,366 |
| Biggest Cities in Georgia | 0 | - | 3.82 | 20,764 |
| Biggest Cities in Massachusetts | 0 | - | 4.34 | 26,182 |
| Biggest Cities in Missouri | 0 | - | 4.19 | 15,258 |
| Biggest Cities in Oregon | 0 | - | 4.06 | 17,919 |
| Biggest Cities in Alaska | 0 | - | 4.26 | 22,579 |
| Biggest City by Time Zone | 0 | - | 4.78 | 51,921 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 95,734 |
| Biggest English Cities by Century | 0 | - | 4.93 | 94,385 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 41,670 |
| Biggest European Cities by Letter | 0 | - | 4.50 | 115,000 |
| Biggest Cities in India | 0 | - | 4.60 | 59,581 |
| Biggest Cities in Asia | 0 | - | 4.92 | 91,223 |
| Biggest City by Island | 0 | - | 4.50 | 44,619 |
| Official Cities in the UK | 0 | - | 4.88 | 218,247 |
| Biggest Cities in History | 0 | - | 4.47 | 75,607 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 41,929 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,348 |
| Random Capital to Country | 0 | - | 4.99 | 2,224,410 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 62,978 |
| Random Country to Capital | 0 | - | 4.98 | 756,269 |
| Five Biggest Cities by Country | 0 | - | 4.52 | 145,212 |
| Europe Capital to Country | 0 | - | 4.99 | 210,017 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 59,345 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 65,891 |
| Biggest Coastal City by Country | 0 | - | 4.55 | 26,569 |
| Same Letter Country and Capital | 0 | - | 4.99 | 121,856 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 61,456 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,802 |
| Most Populous World Capitals | 0 | - | 4.89 | 134,575 |
| Biggest City by Region | 0 | - | 4.47 | 32,068 |
| Most Populous 2nd Cities | 0 | - | 4.50 | 51,033 |
| Biggest City by Region #2 | 0 | - | 4.45 | 22,087 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 27,368 |
| Biggest European Cities by Century | 0 | - | 4.96 | 113,596 |
| Capitals of Most Populated Countries | 0 | - | 4.97 | 112,838 |
| U.S. Cities by Hispanic Population | 0 | - | 4.24 | 23,896 |
| Biggest Cities by Latitude | 0 | - | 4.70 | 25,604 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 66,407 |
| Largest World Cities With Four Letters | 0 | - | 4.42 | 41,990 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.62 | 62,379 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 32,842 |
| Biggest Two-Word Cities | 0 | - | 4.62 | 37,490 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 64,324 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.79 | 60,545 |
| World Capitals by Map | 0 | - | 5.00 | 218,793 |
| Cities of Ireland | 0 | - | 4.42 | 37,888 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 37,626 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 158,041 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 86,701 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.80 | 49,064 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 126,074 |
| Cities of China (With Some Help) | 0 | - | 4.87 | 26,741 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 40,842 |
| Biggest Cities with Exceptions | 0 | - | 4.85 | 46,227 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.84 | 42,335 |
| Biggest Cities in the UK | 0 | - | 4.41 | 86,735 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 88,247 |
| World Capitals by Proximity | 0 | - | 4.91 | 276,487 |
| Biggest World Cities in 1850 | 0 | - | 4.62 | 62,403 |
| Megacities on a World Map | 0 | - | 4.98 | 211,431 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 188,248 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 51,694 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 102,876 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.86 | 79,529 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.76 | 41,662 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 45,775 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 86,668 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 348,250 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.31 | 34,579 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.86 | 182,073 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 53,206 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 197,773 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.45 | 36,780 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.46 | 38,548 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 484,286 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.20 | 78,149 |
| Megacities on an Empty Map | 0 | - | 4.96 | 83,092 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 57,293 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 59,279 |
| All Cities in China with Population of 1 Million | 0 | - | 4.54 | 34,980 |
| Northernmost Major City by Country | 0 | - | 4.52 | 29,695 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 25,716 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 37,562 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 60,436 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 48,757 |
| Two Largest Cities by First Two Letters | 0 | - | 4.60 | 59,999 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 38,464 |
| Largest World Capitals with Exceptions | 0 | - | 4.68 | 49,421 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 66,002 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 57,134 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 54,177 |
| Biggest Cities Near a Border | 0 | - | 4.12 | 15,828 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 40,373 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 286,123 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 89,655 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 66,198 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 32,702 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.36 | 28,719 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 44,621 |
| Biggest Cities by Trait #2 | 0 | - | 4.33 | 13,614 |
| Flags to Largest Cities | 0 | - | 4.60 | 27,361 |
| 500 Biggest US Cities | 0 | - | 4.84 | 87,963 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,838 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,336 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 72,828 |
| Random European Capital to Country | 0 | - | 4.97 | 141,803 |
| Random European Country to Capital | 0 | - | 4.88 | 127,033 |
| Biggest Cities in France - Extreme | 0 | - | 4.86 | 38,415 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.70 | 56,762 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.84 | 66,758 |
| Biggest Cities in the World - 2100 | 0 | - | 4.27 | 74,847 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 23,498 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 32,674 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.88 | 55,956 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 30,568 |
| Largest Nordic Cities on a Map | 0 | - | 4.52 | 17,733 |
