| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 706,650 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,335,563 |
| South America Capitals Quiz | 0 | - | 4.99 | 359,902 |
| Biggest Cities in Texas | 0 | - | 4.20 | 94,881 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,875 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,638 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,081 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 287,469 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.54 | 89,732 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,677 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,005 |
| Biggest Cities by Language | 0 | - | 4.95 | 193,619 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,460 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,226 |
| Jewish Cities Quiz | 0 | - | 4.31 | 55,723 |
| Biggest Cities in Japan | 0 | - | 4.73 | 66,470 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 132,690 |
| Biggest Cities in Russia | 0 | - | 4.48 | 68,686 |
| Fastest Growing U.S. Cities | 0 | - | 4.26 | 58,132 |
| Africa Capitals Quiz | 0 | - | 4.99 | 526,724 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 41,558 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,064 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,640 |
| Biggest Cities Starting With A | 0 | - | 4.54 | 86,843 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 120,787 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,620 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,330 |
| Biggest Cities Starting With K | 0 | - | 4.35 | 63,329 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 84,847 |
| Biggest Cities Starting With M | 0 | - | 4.47 | 98,537 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,396 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 92,589 |
| Biggest Cities Starting With T | 0 | - | 4.25 | 93,118 |
| Biggest Cities in Mexico | 0 | - | 4.51 | 20,961 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,010 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.31 | 62,381 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,179 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,431 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 61,307 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.09 | 57,168 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,864 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.81 | 52,696 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,397 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,284 |
| Biggest U.S. Cities A-Z | 0 | - | 4.52 | 108,989 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 166,724 |
| Australian States and Territories Quiz | 0 | - | 4.96 | 102,685 |
| Biggest Cities in France | 0 | - | 4.52 | 161,227 |
| Biggest Cities in Spain | 0 | - | 4.64 | 132,614 |
| Biggest Cities in Italy | 0 | - | 4.57 | 188,710 |
| Biggest Cities in California | 0 | - | 4.30 | 119,745 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,344 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 570,340 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,831 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 83,994 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,254 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 33,651 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,849 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,165 |
| Biggest Cities in Europe | 0 | - | 4.56 | 403,120 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,480 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,234 |
| Biggest Cities in Canada | 0 | - | 4.56 | 108,648 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,531 |
| North America Capitals Quiz | 0 | - | 4.99 | 154,467 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 184,829 |
| Asia Capitals Quiz | 0 | - | 4.97 | 500,788 |
| Biggest Cities in China | 0 | - | 4.42 | 117,997 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,014 |
| Biggest Cities in Germany | 0 | - | 4.94 | 225,986 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,376 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 36,570 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 134,372 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,724 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 16,327 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,052 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,728 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,288 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,430 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,742 |
| Biggest Cities in Wisconsin | 0 | - | 4.41 | 20,558 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,360 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,142 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,176 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,673 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,782 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,728 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,130 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,491 |
| Biggest Cities in Switzerland | 0 | - | 4.55 | 38,176 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,618 |
| Biggest Cities in India | 0 | - | 4.51 | 54,771 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,827 |
| Biggest City by Island | 0 | - | 4.49 | 42,177 |
| Cultural Symbols of Australia | 0 | - | 4.20 | 44,296 |
| Official Cities in the UK | 0 | - | 4.89 | 197,014 |
| Biggest Cities in History | 0 | - | 4.49 | 70,400 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,789 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.29 | 37,845 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,252 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,236 |
| Europe Capital to Country | 0 | - | 4.99 | 198,772 |
| Australia Cities Map Quiz | 0 | - | 4.84 | 109,267 |
| Australia Map Quiz | 0 | - | 4.94 | 282,029 |
| Flags of Oceania | 0 | - | 5.00 | 177,909 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,165 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,137 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,014 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.49 | 51,818 |
| Countries Closest to Australia | 0 | - | 4.99 | 132,302 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,903 |
| Most Populous World Capitals | 0 | - | 4.89 | 127,769 |
| Biggest City by Region | 0 | - | 4.50 | 29,051 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 39,138 |
| Biggest City by Region #2 | 0 | - | 4.46 | 19,763 |
| Oceania Map Quiz | 0 | - | 4.97 | 501,713 |
| Australian Immigration by Country | 0 | - | 4.52 | 53,477 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,413 |
| Biggest European Cities by Century | 0 | - | 4.96 | 104,956 |
| Capitals of Most Populated Countries | 0 | - | 4.97 | 107,515 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,863 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,051 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,087 |
| Melbourne Suburbs | 0 | - | 4.64 | 27,786 |
| Australia A-Z | 0 | - | 4.38 | 34,796 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,322 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,561 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,479 |
| Biggest Two-Word Cities | 0 | - | 4.71 | 33,842 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,126 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,388 |
| Cities of Ireland | 0 | - | 4.39 | 35,619 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,795 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 145,841 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 72,985 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,297 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 117,997 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 123,154 |
| Top 10 Least Populous U.S. States | 0 | - | 4.95 | 146,562 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,474 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 33,808 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,644 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 167,942 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 126,862 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,369 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,602 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,595 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,487 |
| Megacities on a World Map | 0 | - | 4.97 | 199,102 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 169,852 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,768 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,032 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,389 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,597 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,027 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 74,334 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 305,124 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 100,861 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,229 |
| U.S. State Capitals Map Quiz | 0 | - | 4.90 | 108,714 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.91 | 154,114 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 49,945 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.54 | 34,632 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,854 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 433,217 |
| Megacities on an Empty Map | 0 | - | 4.96 | 76,998 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 51,887 |
| All 3M Cities on the World Map | 0 | - | 4.93 | 53,687 |
| All Cities in China with Population of 1 Million | 0 | - | 4.65 | 27,405 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,075 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 20,769 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 32,159 |
| Most Visited Countries by Australians | 0 | - | 4.90 | 64,274 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,104 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 42,317 |
| Biggest Trading Partners - Australia | 0 | - | 4.84 | 37,001 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,095 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,480 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 37,492 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 61,968 |
| Countries that Visit Australia the Most | 0 | - | 4.87 | 50,350 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,198 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.52 | 43,270 |
| Biggest Cities Near a Border | 0 | - | 4.11 | 14,531 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,390 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 260,777 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,348 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,724 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,519 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.33 | 22,132 |
| Ten Southernmost Megacities | 0 | - | 4.67 | 32,341 |
| Biggest Cities by Trait #2 | 0 | - | 4.31 | 12,254 |
| Which City in Australia? | 0 | - | 4.56 | 19,923 |
| Flags to Largest Cities | 0 | - | 4.55 | 22,873 |
| Australia by Picture | 0 | - | 4.36 | 23,525 |
| 500 Biggest US Cities | 0 | - | 4.90 | 75,583 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,414 |
| Saint Lucia Country Quiz | 0 | - | 4.64 | 13,831 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,131 |
| Random European Capital to Country | 0 | - | 4.97 | 128,318 |
