| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 783,854 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,472,907 |
| South America Capitals Quiz | 0 | - | 4.99 | 403,212 |
| Biggest Cities in Texas | 0 | - | 4.23 | 108,923 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 27,315 |
| Biggest Urban Areas in the UK | 0 | - | 4.36 | 164,333 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 24,257 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 313,710 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.64 | 96,394 |
| Biggest English-Speaking Cities | 0 | - | 4.37 | 133,719 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.85 | 105,934 |
| Biggest Cities by Language | 0 | - | 4.95 | 208,338 |
| Biggest Nordic Cities | 0 | - | 4.36 | 59,008 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 73,313 |
| Jewish Cities Quiz | 0 | - | 4.30 | 58,533 |
| Biggest Cities in Japan | 0 | - | 4.70 | 73,156 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 150,692 |
| Biggest Cities in Russia | 0 | - | 4.46 | 74,517 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 69,057 |
| Africa Capitals Quiz | 0 | - | 4.99 | 604,740 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 46,918 |
| Biggest Cities in Poland | 0 | - | 4.56 | 46,080 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.40 | 12,513 |
| Biggest Cities Starting With A | 0 | - | 4.47 | 108,494 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 143,255 |
| Biggest Cities Starting With C | 0 | - | 4.03 | 94,365 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 104,174 |
| Biggest Cities Starting With H | 0 | - | 4.52 | 93,951 |
| Biggest Cities Starting With K | 0 | - | 4.27 | 76,613 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 106,412 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 124,094 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 110,572 |
| Biggest Cities Starting With S | 0 | - | 4.35 | 111,016 |
| Biggest Cities Starting With T | 0 | - | 4.28 | 112,203 |
| Biggest Cities in Mexico | 0 | - | 4.53 | 26,759 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.31 | 81,032 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 67,745 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.22 | 75,775 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.09 | 81,499 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 64,762 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.14 | 60,525 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.13 | 20,476 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.85 | 55,131 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.19 | 58,767 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 66,109 |
| Biggest U.S. Cities A-Z | 0 | - | 4.51 | 119,381 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 179,924 |
| Biggest Cities in France | 0 | - | 4.48 | 180,471 |
| Biggest Cities in Spain | 0 | - | 4.48 | 147,816 |
| Biggest Cities in Italy | 0 | - | 4.61 | 209,108 |
| Biggest Cities in California | 0 | - | 4.34 | 127,554 |
| Biggest Cities in Florida | 0 | - | 4.18 | 65,844 |
| Biggest Cities in the World Quiz | 0 | - | 4.82 | 634,808 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,299 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 90,156 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 44,726 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 48,026 |
| Biggest Cities in Michigan | 0 | - | 3.96 | 31,772 |
| Biggest Cities in New York State | 0 | - | 4.22 | 54,668 |
| Biggest Cities in Europe | 0 | - | 4.50 | 439,195 |
| Biggest Cities in Indiana | 0 | - | 4.27 | 19,270 |
| Biggest Cities in Tennessee | 0 | - | 4.22 | 18,723 |
| Biggest Cities in Canada | 0 | - | 4.63 | 117,035 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 35,808 |
| North America Capitals Quiz | 0 | - | 4.99 | 177,195 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 215,504 |
| Asia Capitals Quiz | 0 | - | 4.98 | 566,791 |
| Biggest Cities in China | 0 | - | 4.44 | 131,854 |
| Biggest Cities in Pennsylvania | 0 | - | 4.13 | 41,823 |
| Biggest Cities in Germany | 0 | - | 4.94 | 252,819 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 58,857 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 38,410 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 146,202 |
| Biggest City in Every Country | 0 | - | 4.98 | 74,327 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,783 |
| Biggest Cities in Colorado | 0 | - | 4.02 | 29,283 |
| Biggest Cities in Arizona | 0 | - | 4.21 | 27,579 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 22,277 |
| Biggest Cities in Illinois | 0 | - | 4.32 | 23,774 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 31,074 |
| Biggest Cities in Wisconsin | 0 | - | 4.44 | 22,765 |
| Biggest Cities in Georgia | 0 | - | 3.84 | 21,085 |
| Biggest Cities in Massachusetts | 0 | - | 4.34 | 26,698 |
| Biggest Cities in Missouri | 0 | - | 4.19 | 15,481 |
| Biggest Cities in Oregon | 0 | - | 4.06 | 18,245 |
| Biggest Cities in Alaska | 0 | - | 4.22 | 22,946 |
| Biggest City by Time Zone | 0 | - | 4.79 | 52,394 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 96,311 |
| Biggest English Cities by Century | 0 | - | 4.93 | 96,264 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 42,376 |
| Biggest European Cities by Letter | 0 | - | 4.52 | 116,251 |
| Biggest Cities in India | 0 | - | 4.61 | 60,555 |
| Biggest Cities in Asia | 0 | - | 4.92 | 92,691 |
| Biggest City by Island | 0 | - | 4.50 | 45,042 |
| Official Cities in the UK | 0 | - | 4.88 | 223,374 |
| Biggest Cities in History | 0 | - | 4.47 | 77,172 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 42,327 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,545 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 63,593 |
| Five Biggest Cities by Country | 0 | - | 4.50 | 147,695 |
| Europe Capital to Country | 0 | - | 4.99 | 212,870 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 60,256 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 66,598 |
| Biggest Coastal City by Country | 0 | - | 4.55 | 26,729 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 62,010 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 18,188 |
| Most Populous World Capitals | 0 | - | 4.90 | 136,234 |
| Biggest City by Region | 0 | - | 4.45 | 32,438 |
| Most Populous 2nd Cities | 0 | - | 4.51 | 51,841 |
| Biggest City by Region #2 | 0 | - | 4.45 | 22,329 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.41 | 27,751 |
| Biggest European Cities by Century | 0 | - | 4.96 | 115,232 |
| Capitals of the Most Populated Countries | 0 | - | 4.97 | 114,205 |
| U.S. Cities by Hispanic Population | 0 | - | 4.24 | 24,125 |
| Biggest Cities by Latitude | 0 | - | 4.70 | 25,804 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 68,343 |
| Melbourne Suburbs | 0 | - | 4.71 | 35,245 |
| Largest World Cities With Four Letters | 0 | - | 4.43 | 42,444 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.63 | 63,325 |
| Biggest Axis-Controlled Cities | 0 | - | 4.25 | 33,175 |
| Biggest Two-Word Cities | 0 | - | 4.62 | 38,087 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.93 | 65,431 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.80 | 61,570 |
| Cities of Ireland | 0 | - | 4.42 | 38,533 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 38,016 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 160,990 |
| EU Capitals with No Hints | 0 | - | 4.92 | 107,302 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 88,166 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.80 | 49,620 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 127,773 |
| Cities of China (With Some Help) | 0 | - | 4.87 | 27,263 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 41,607 |
| Biggest Cities with Exceptions | 0 | - | 4.85 | 46,818 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.85 | 42,898 |
| Biggest Cities in the UK | 0 | - | 4.41 | 89,227 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 90,468 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 63,309 |
| Megacities on a World Map | 0 | - | 4.98 | 214,403 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 192,005 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 52,250 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 105,061 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.86 | 80,863 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.76 | 41,970 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 46,194 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 88,066 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 356,711 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 111,738 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.29 | 35,559 |
| U.S. State Capitals Map Quiz | 0 | - | 4.88 | 119,500 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.85 | 185,494 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 54,152 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 37,161 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.47 | 39,088 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 494,416 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.20 | 83,087 |
| Megacities on an Empty Map | 0 | - | 4.96 | 84,609 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 58,121 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 60,706 |
| All Cities in China with Population of 1 Million | 0 | - | 4.61 | 35,943 |
| Northernmost Major City by Country | 0 | - | 4.52 | 30,088 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 26,778 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 38,820 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 61,513 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.43 | 50,617 |
| Two Largest Cities by First Two Letters | 0 | - | 4.60 | 60,930 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 39,147 |
| Largest World Capitals with Exceptions | 0 | - | 4.68 | 49,744 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 66,953 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.51 | 72,843 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 55,040 |
| Biggest Cities Near a Border | 0 | - | 4.12 | 16,051 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 40,860 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 292,670 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 92,468 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 67,200 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 33,130 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.36 | 29,253 |
| Ten Southernmost Megacities | 0 | - | 4.76 | 45,217 |
| Biggest Cities by Trait #2 | 0 | - | 4.33 | 13,803 |
| Which City in Australia? | 0 | - | 4.61 | 31,008 |
| Flags to Largest Cities | 0 | - | 4.63 | 28,844 |
| 500 Biggest US Cities | 0 | - | 4.82 | 91,277 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 28,169 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,687 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 75,688 |
| Random European Capital to Country | 0 | - | 4.96 | 145,405 |
| Random European Country to Capital | 0 | - | 4.88 | 129,840 |
| Biggest Cities in France - Extreme | 0 | - | 4.88 | 40,398 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.75 | 59,911 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.87 | 70,377 |
| Biggest Cities in the World - 2100 | 0 | - | 4.27 | 77,038 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 23,887 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 33,991 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.88 | 57,065 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 31,401 |
| Largest Nordic Cities on a Map | 0 | - | 4.52 | 18,177 |
| Cities in Squares on a Map - North America | 0 | - | 4.34 | 18,689 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 19,904 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.81 | 49,967 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.39 | 21,734 |
