| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 797,633 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,499,933 |
| World Capitals Quiz | 0 | - | 5.00 | 4,405,497 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,339,608 |
| South America Capitals Quiz | 0 | - | 4.99 | 409,984 |
| Biggest Cities in Texas | 0 | - | 4.24 | 110,190 |
| Biggest Urban Areas in the UK | 0 | - | 4.36 | 166,127 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 317,936 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.69 | 97,520 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 134,951 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.85 | 107,182 |
| Biggest Cities by Language | 0 | - | 4.95 | 210,849 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 74,039 |
| Ancient City to Country | 0 | - | 4.68 | 99,657 |
| Biggest Cities in Japan | 0 | - | 4.70 | 74,112 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 152,535 |
| Biggest Cities in Russia | 0 | - | 4.46 | 75,296 |
| Africa Capitals Quiz | 0 | - | 4.99 | 617,182 |
| City Where It Happened #1 | 0 | - | 4.24 | 100,899 |
| Former Capitals Quiz | 0 | - | 4.79 | 57,584 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 116,515 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 47,536 |
| Biggest Cities in Poland | 0 | - | 4.56 | 47,030 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.41 | 12,752 |
| Biggest Cities Starting With A | 0 | - | 4.47 | 110,065 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 145,193 |
| Biggest Cities Starting With C | 0 | - | 4.03 | 95,487 |
| Biggest Cities Starting With D | 0 | - | 4.47 | 105,385 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 95,699 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 108,232 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 126,050 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 112,394 |
| Biggest Cities Starting With S | 0 | - | 4.35 | 112,558 |
| Biggest Cities Starting With T | 0 | - | 4.28 | 114,287 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 28,141 |
| Biggest U.S. Cities A-Z | 0 | - | 4.51 | 121,048 |
| Biggest World Cities A-Z | 0 | - | 4.41 | 188,600 |
| Biggest Cities in France | 0 | - | 4.62 | 194,908 |
| Biggest Cities in Spain | 0 | - | 4.48 | 150,605 |
| Biggest Cities in Italy | 0 | - | 4.62 | 213,005 |
| Biggest Cities in California | 0 | - | 4.34 | 128,965 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 653,350 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,514 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 49,042 |
| Biggest Cities in Europe | 0 | - | 4.50 | 444,670 |
| Biggest Cities in Canada | 0 | - | 4.68 | 118,535 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 36,586 |
| North America Capitals Quiz | 0 | - | 4.99 | 181,166 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 221,003 |
| Asia Capitals Quiz | 0 | - | 4.98 | 577,784 |
| Biggest Cities in China | 0 | - | 4.44 | 134,607 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 190,685 |
| Biggest Cities in Germany | 0 | - | 4.94 | 257,730 |
| Capitals in their Native Languages | 0 | - | 4.94 | 112,404 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 148,232 |
| Biggest City in Every Country | 0 | - | 4.98 | 75,257 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 31,500 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 23,100 |
| Biggest City by Time Zone | 0 | - | 4.79 | 52,791 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.46 | 96,989 |
| Biggest English Cities by Century | 0 | - | 4.93 | 97,774 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 42,898 |
| Biggest European Cities by Letter | 0 | - | 4.52 | 117,323 |
| Biggest Cities in India | 0 | - | 4.61 | 61,346 |
| Biggest Cities in Asia | 0 | - | 4.93 | 93,789 |
| Biggest City by Island | 0 | - | 4.51 | 45,343 |
| Official Cities in the UK | 0 | - | 4.88 | 227,126 |
| Asia Capital to Country | 0 | - | 4.95 | 103,792 |
| Most Populous Countries in 1900 | 0 | - | 4.89 | 160,110 |
| Biggest Cities in History | 0 | - | 4.47 | 78,487 |
| Biggest Cities by Trait #1 | 0 | - | 4.42 | 42,622 |
| Random Capital to Country | 0 | - | 4.99 | 2,315,179 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 64,075 |
| Random Country to Capital | 0 | - | 4.98 | 784,971 |
| Five Biggest Cities by Country | 0 | - | 4.50 | 149,638 |
| Coldest World Capitals | 0 | - | 4.96 | 127,217 |
| Most Populous Countries in 1950 | 0 | - | 4.44 | 70,176 |
| Europe Capital to Country | 0 | - | 4.99 | 215,275 |
| Important Cities in European History | 0 | - | 4.49 | 108,500 |
| Important Cities in WWII | 0 | - | 4.41 | 81,687 |
| World Capitals By Letter - A | 0 | - | 4.96 | 102,553 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 60,823 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 67,202 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 26,859 |
| Same Letter Country and Capital | 0 | - | 4.99 | 124,190 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 62,456 |
| Most Populous World Capitals | 0 | - | 4.91 | 143,676 |
| Biggest City by Region | 0 | - | 4.45 | 32,799 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 52,487 |
| Biggest City by Region #2 | 0 | - | 4.45 | 22,591 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.42 | 28,124 |
| City-States | 0 | - | 4.53 | 34,382 |
| Biggest European Cities by Century | 0 | - | 4.96 | 116,752 |
| Capitals of the Most Populated Countries | 0 | - | 4.97 | 115,214 |
| Biggest Cities by Latitude | 0 | - | 4.74 | 26,003 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 69,624 |
| Largest World Cities With Four Letters | 0 | - | 4.43 | 42,843 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.63 | 64,178 |
| Biggest Axis-Controlled Cities | 0 | - | 4.28 | 36,591 |
| Biggest Two-Word Cities | 0 | - | 4.63 | 38,553 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 66,468 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.82 | 62,478 |
| World Capitals by Map | 0 | - | 5.00 | 233,833 |
| African Capitals by Map | 0 | - | 4.99 | 106,689 |
| Cities of Ireland | 0 | - | 4.43 | 39,065 |
| Largest Cities in Alexander's Empire | 0 | - | 4.48 | 38,356 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 163,566 |
| EU Capitals with No Hints | 0 | - | 4.92 | 108,966 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 89,245 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 50,167 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 129,060 |
| Cities of China (With Some Help) | 0 | - | 4.88 | 27,702 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 42,232 |
| Biggest Cities with Exceptions | 0 | - | 4.84 | 51,339 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.85 | 43,337 |
| Biggest Cities in the UK | 0 | - | 4.41 | 91,391 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 91,855 |
| World Capitals by Proximity | 0 | - | 4.89 | 282,498 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 63,915 |
| Megacities on a World Map | 0 | - | 4.98 | 216,770 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 195,247 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 56,716 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 106,858 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.91 | 86,898 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.70 | 42,242 |
| Most Populous Countries in 1800 | 0 | - | 4.31 | 37,833 |
| Most Populous Countries by Year | 0 | - | 4.70 | 91,265 |
| Ten Northernmost Megacities | 0 | - | 4.42 | 46,554 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 89,488 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 362,623 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 102,846 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 113,432 |
| U.S. State Capitals Map Quiz | 0 | - | 4.87 | 121,657 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.85 | 188,459 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 54,889 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.87 | 203,518 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 37,454 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.47 | 39,550 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 502,908 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.21 | 86,606 |
| Megacities on an Empty Map | 0 | - | 4.96 | 85,792 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 58,797 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 61,764 |
| All Cities in China with Population of 1 Million | 0 | - | 4.61 | 37,071 |
| Northernmost Major City by Country | 0 | - | 4.53 | 30,429 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 27,694 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 39,684 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 62,481 |
| Cities by Founder and Date | 0 | - | 4.49 | 27,687 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.43 | 52,008 |
| Two Largest Cities by First Two Letters | 0 | - | 4.64 | 65,912 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 39,653 |
| Cities Founded by the French in North America | 0 | - | 4.51 | 38,227 |
| Largest World Capitals with Exceptions | 0 | - | 4.70 | 50,029 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 67,735 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 75,002 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.75 | 67,669 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.91 | 66,045 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.91 | 52,892 |
| First Countries to Reach 5 Million People | 0 | - | 4.89 | 107,888 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.51 | 73,616 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 55,597 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 41,244 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 297,758 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 94,525 |
| Five Most Guessed Cities by Continent | 0 | - | 4.97 | 102,775 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 68,050 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 33,503 |
| Ten Southernmost Megacities | 0 | - | 4.78 | 45,692 |
| Flags to Largest Cities | 0 | - | 4.63 | 29,964 |
| 500 Biggest US Cities | 0 | - | 4.83 | 94,069 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 28,409 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,943 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.50 | 29,955 |
| Every 1,000,000+ City on a Map | 0 | - | 4.98 | 80,114 |
| Random European Capital to Country | 0 | - | 4.96 | 149,511 |
| Random European Country to Capital | 0 | - | 4.90 | 132,803 |
| Biggest Cities in France - Extreme | 0 | - | 4.90 | 41,937 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.76 | 61,998 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.88 | 72,879 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 85,490 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.61 | 24,188 |
| Cities by Former Name | 0 | - | 4.80 | 69,381 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 34,845 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.89 | 57,981 |
| Random World Capitals on a Map | 0 | - | 4.93 | 110,807 |
| Random European Capitals on a Map | 0 | - | 4.97 | 104,801 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 32,048 |
| Largest Nordic Cities on a Map | 0 | - | 4.61 | 21,798 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 20,241 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 50,878 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.39 | 22,054 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.90 | 111,887 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.53 | 35,966 |
| Name a World Capital A-Z | 0 | - | 5.00 | 138,051 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 40,255 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 53,280 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 111,024 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 103,180 |
| Cities Where Famous People Died | 0 | - | 4.43 | 31,059 |
