| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 779,022 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,465,609 |
| World Capitals Quiz | 0 | - | 5.00 | 4,310,193 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,306,072 |
| South America Capitals Quiz | 0 | - | 4.99 | 400,855 |
| Biggest Cities in Texas | 0 | - | 4.23 | 108,508 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 27,214 |
| Biggest Urban Areas in the UK | 0 | - | 4.36 | 163,821 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 24,154 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 312,282 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.64 | 96,012 |
| Biggest English-Speaking Cities | 0 | - | 4.37 | 133,084 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.85 | 105,552 |
| Biggest Cities by Language | 0 | - | 4.95 | 207,563 |
| Biggest Nordic Cities | 0 | - | 4.36 | 58,908 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 73,164 |
| Jewish Cities Quiz | 0 | - | 4.30 | 58,399 |
| Biggest Cities in Japan | 0 | - | 4.70 | 72,807 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 150,181 |
| Biggest Cities in Russia | 0 | - | 4.46 | 74,262 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 68,887 |
| Africa Capitals Quiz | 0 | - | 4.99 | 600,094 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 46,705 |
| Biggest Cities in Poland | 0 | - | 4.56 | 45,729 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.40 | 12,431 |
| Biggest Cities Starting With A | 0 | - | 4.47 | 108,021 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 142,644 |
| Biggest Cities Starting With C | 0 | - | 4.03 | 94,100 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 103,839 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 93,494 |
| Biggest Cities Starting With K | 0 | - | 4.26 | 76,378 |
| Biggest Cities Starting With L | 0 | - | 4.41 | 105,889 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 123,492 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 110,077 |
| Biggest Cities Starting With T | 0 | - | 4.28 | 111,750 |
| Biggest Cities in Mexico | 0 | - | 4.53 | 24,166 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.31 | 80,491 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 67,344 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.22 | 75,256 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.09 | 81,112 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 64,520 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.14 | 60,300 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.13 | 20,272 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.85 | 54,961 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.19 | 58,523 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 65,857 |
| Biggest U.S. Cities A-Z | 0 | - | 4.51 | 118,891 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 179,166 |
| Biggest Cities in France | 0 | - | 4.48 | 179,392 |
| Biggest Cities in Spain | 0 | - | 4.48 | 146,981 |
| Biggest Cities in Italy | 0 | - | 4.61 | 208,010 |
| Biggest Cities in California | 0 | - | 4.34 | 127,089 |
| Biggest Cities in Florida | 0 | - | 4.18 | 65,556 |
| Biggest Cities in the World Quiz | 0 | - | 4.82 | 630,932 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,207 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 89,697 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 44,566 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 47,705 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,674 |
| Biggest Cities in New York State | 0 | - | 4.22 | 54,474 |
| Biggest Cities in Europe | 0 | - | 4.49 | 437,122 |
| Biggest Cities in Indiana | 0 | - | 4.27 | 19,186 |
| Biggest Cities in Tennessee | 0 | - | 4.22 | 18,655 |
| Biggest Cities in Canada | 0 | - | 4.63 | 116,525 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 35,587 |
| North America Capitals Quiz | 0 | - | 4.99 | 175,788 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 213,589 |
| Asia Capitals Quiz | 0 | - | 4.98 | 562,546 |
| Biggest Cities in China | 0 | - | 4.43 | 131,011 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 187,767 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 41,668 |
| Biggest Cities in Germany | 0 | - | 4.94 | 251,318 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 58,594 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 38,314 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 145,481 |
| Biggest City in Every Country | 0 | - | 4.97 | 73,843 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,707 |
| Biggest Cities in Colorado | 0 | - | 4.02 | 29,146 |
| Biggest Cities in Arizona | 0 | - | 4.21 | 27,447 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 22,180 |
| Biggest Cities in Illinois | 0 | - | 4.32 | 23,634 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 30,955 |
| Biggest Cities in Wisconsin | 0 | - | 4.44 | 22,670 |
| Biggest Cities in Georgia | 0 | - | 3.84 | 20,994 |
| Biggest Cities in Massachusetts | 0 | - | 4.34 | 26,562 |
| Biggest Cities in Missouri | 0 | - | 4.19 | 15,413 |
| Biggest Cities in Oregon | 0 | - | 4.06 | 18,162 |
| Biggest Cities in Alaska | 0 | - | 4.22 | 22,837 |
| Biggest City by Time Zone | 0 | - | 4.78 | 52,274 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 96,165 |
| Biggest English Cities by Century | 0 | - | 4.93 | 95,727 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 42,195 |
| Biggest European Cities by Letter | 0 | - | 4.51 | 115,916 |
| Biggest Cities in India | 0 | - | 4.60 | 60,316 |
| Biggest Cities in Asia | 0 | - | 4.92 | 92,292 |
| Biggest City by Island | 0 | - | 4.50 | 44,928 |
| Official Cities in the UK | 0 | - | 4.88 | 221,816 |
| Biggest Cities in History | 0 | - | 4.47 | 76,752 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 42,219 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,485 |
| Random Capital to Country | 0 | - | 4.99 | 2,255,321 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 63,428 |
| Random Country to Capital | 0 | - | 4.98 | 768,074 |
| Five Biggest Cities by Country | 0 | - | 4.52 | 147,016 |
| Europe Capital to Country | 0 | - | 4.99 | 212,095 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 59,885 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 66,423 |
| Biggest Coastal City by Country | 0 | - | 4.55 | 26,689 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 61,856 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 18,070 |
| Most Populous World Capitals | 0 | - | 4.90 | 135,775 |
| Biggest City by Region | 0 | - | 4.45 | 32,359 |
| Most Populous 2nd Cities | 0 | - | 4.51 | 51,618 |
| Biggest City by Region #2 | 0 | - | 4.45 | 22,261 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 27,644 |
| Biggest European Cities by Century | 0 | - | 4.96 | 114,813 |
| Capitals of the Most Populated Countries | 0 | - | 4.97 | 113,855 |
| U.S. Cities by Hispanic Population | 0 | - | 4.24 | 24,061 |
| Biggest Cities by Latitude | 0 | - | 4.70 | 25,751 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 67,791 |
| Largest World Cities With Four Letters | 0 | - | 4.42 | 42,326 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.63 | 63,072 |
| Biggest Axis-Controlled Cities | 0 | - | 4.25 | 33,075 |
| Biggest Two-Word Cities | 0 | - | 4.63 | 37,915 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.93 | 65,141 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.80 | 61,282 |
| World Capitals by Map | 0 | - | 5.00 | 225,633 |
| Cities of Ireland | 0 | - | 4.42 | 38,360 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 37,913 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 160,215 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 87,755 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.80 | 49,450 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 127,342 |
| Cities of China (With Some Help) | 0 | - | 4.87 | 27,133 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 41,400 |
| Biggest Cities with Exceptions | 0 | - | 4.85 | 46,650 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.85 | 42,751 |
| Biggest Cities in the UK | 0 | - | 4.41 | 88,585 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 90,062 |
| World Capitals by Proximity | 0 | - | 4.91 | 278,999 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 62,990 |
| Megacities on a World Map | 0 | - | 4.98 | 213,641 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 191,011 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 52,102 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 104,436 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.86 | 80,511 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.76 | 41,878 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 46,094 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 87,720 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 354,545 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.28 | 35,308 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.87 | 184,325 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 53,899 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 199,902 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 37,052 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.47 | 38,962 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 491,624 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.21 | 81,778 |
| Megacities on an Empty Map | 0 | - | 4.96 | 84,220 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 57,865 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 60,344 |
| All Cities in China with Population of 1 Million | 0 | - | 4.60 | 35,647 |
| Northernmost Major City by Country | 0 | - | 4.52 | 29,975 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 26,470 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 38,460 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 61,222 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.45 | 50,029 |
| Two Largest Cities by First Two Letters | 0 | - | 4.60 | 60,680 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 38,959 |
| Largest World Capitals with Exceptions | 0 | - | 4.68 | 49,675 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 66,665 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.48 | 57,663 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 54,676 |
| Biggest Cities Near a Border | 0 | - | 4.12 | 15,992 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 40,722 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 291,080 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 91,734 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 66,883 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 33,007 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.36 | 29,081 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 45,061 |
| Biggest Cities by Trait #2 | 0 | - | 4.33 | 13,749 |
| Flags to Largest Cities | 0 | - | 4.63 | 28,536 |
| 500 Biggest US Cities | 0 | - | 4.83 | 90,392 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 28,087 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,586 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 74,981 |
| Random European Capital to Country | 0 | - | 4.96 | 144,219 |
| Biggest Cities in France - Extreme | 0 | - | 4.88 | 39,900 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.71 | 59,309 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.86 | 69,496 |
| Biggest Cities in the World - 2100 | 0 | - | 4.28 | 76,383 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 23,761 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 33,546 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.88 | 56,753 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 31,177 |
| Largest Nordic Cities on a Map | 0 | - | 4.52 | 18,064 |
| Cities in Squares on a Map - North America | 0 | - | 4.34 | 18,579 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 19,792 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 49,672 |
