| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 738,132 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,396,153 |
| Biggest Cities in Texas | 0 | - | 4.24 | 105,130 |
| Biggest Cities in Washington State | 0 | - | 4.36 | 26,107 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 159,672 |
| Biggest Cities in New Jersey | 0 | - | 4.03 | 23,176 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 298,593 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.82 | 101,991 |
| Biggest Cities by Language | 0 | - | 4.95 | 200,105 |
| Biggest Nordic Cities | 0 | - | 4.36 | 57,669 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 71,150 |
| Biggest Cities in Japan | 0 | - | 4.69 | 69,175 |
| Biggest US Cities by Decade | 0 | - | 4.94 | 136,897 |
| Biggest Cities in Russia | 0 | - | 4.48 | 71,198 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 44,031 |
| Biggest Cities in Poland | 0 | - | 4.55 | 42,743 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 11,481 |
| Biggest Cities Starting With A | 0 | - | 4.49 | 102,646 |
| Biggest Cities Starting With L | 0 | - | 4.41 | 100,768 |
| Biggest Cities Starting With M | 0 | - | 4.52 | 116,885 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 22,518 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 77,394 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.33 | 64,507 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.20 | 72,437 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 78,496 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 62,734 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.11 | 58,528 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 18,975 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 53,741 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 56,849 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 63,867 |
| Biggest U.S. Cities A-Z | 0 | - | 4.62 | 113,568 |
| Biggest Cities in France | 0 | - | 4.47 | 169,965 |
| Biggest Cities in Spain | 0 | - | 4.60 | 139,135 |
| Biggest Cities in Italy | 0 | - | 4.60 | 197,535 |
| Biggest Cities in California | 0 | - | 4.33 | 123,293 |
| Biggest Cities in Florida | 0 | - | 4.17 | 63,447 |
| Biggest Cities in the World Quiz | 0 | - | 4.80 | 597,255 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,105 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 86,551 |
| Biggest Cities in Ohio | 0 | - | 4.34 | 42,940 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 44,810 |
| Biggest Cities in Michigan | 0 | - | 3.98 | 30,882 |
| Biggest Cities in New York State | 0 | - | 4.23 | 52,842 |
| Biggest Cities in Europe | 0 | - | 4.50 | 418,686 |
| Biggest Cities in Indiana | 0 | - | 4.21 | 18,351 |
| Biggest Cities in Tennessee | 0 | - | 4.21 | 18,026 |
| Biggest Cities in Canada | 0 | - | 4.60 | 112,381 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 32,979 |
| Vietnam War Countries | 0 | - | 4.76 | 80,386 |
| Asia Capitals Quiz | 0 | - | 4.98 | 528,231 |
| Biggest Cities in China | 0 | - | 4.44 | 123,808 |
| Asian Cities by Clue | 0 | - | 4.62 | 23,427 |
| Biggest Cities in Pennsylvania | 0 | - | 4.11 | 40,287 |
| Biggest Cities in Germany | 0 | - | 4.93 | 237,513 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,028 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 139,481 |
| Biggest City in Every Country | 0 | - | 4.97 | 70,628 |
| Biggest Cities in Louisiana | 0 | - | 4.02 | 17,065 |
| Biggest Cities in Colorado | 0 | - | 4.00 | 28,173 |
| Biggest Cities in Arizona | 0 | - | 4.19 | 26,255 |
| Biggest Cities in Virginia | 0 | - | 4.21 | 21,314 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 22,668 |
| Biggest Cities in North Carolina | 0 | - | 4.52 | 29,541 |
| Biggest Cities in Wisconsin | 0 | - | 4.41 | 21,539 |
| Biggest Cities in Georgia | 0 | - | 3.79 | 20,247 |
| Biggest Cities in Massachusetts | 0 | - | 4.32 | 25,414 |
| Biggest Cities in Missouri | 0 | - | 4.16 | 14,856 |
| Biggest Cities in Oregon | 0 | - | 4.03 | 17,454 |
| Biggest Cities in Alaska | 0 | - | 4.30 | 21,932 |
| Biggest English Cities by Century | 0 | - | 4.92 | 89,940 |
| Biggest Cities in Switzerland | 0 | - | 4.54 | 40,253 |
| Biggest European Cities by Letter | 0 | - | 4.47 | 112,888 |
| Biggest Cities in India | 0 | - | 4.60 | 57,294 |
| Biggest Cities in Asia | 0 | - | 4.91 | 88,727 |
| Asia Capital to Country | 0 | - | 4.95 | 98,807 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 60,668 |
| Singapore Country Quiz | 0 | - | 4.71 | 35,951 |
| Five Biggest Cities by Country | 0 | - | 4.60 | 140,740 |
| Philippines Country Quiz | 0 | - | 4.52 | 56,685 |
| Vietnam Country Quiz | 0 | - | 4.63 | 52,194 |
| Thailand Country Quiz | 0 | - | 4.49 | 41,639 |
| Indonesia Country Quiz | 0 | - | 4.74 | 58,581 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 57,939 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 60,199 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 16,951 |
| Most Populous World Capitals | 0 | - | 4.89 | 131,617 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.39 | 26,499 |
| Biggest European Cities by Century | 0 | - | 4.96 | 109,380 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 74,501 |
| U.S. Cities by Hispanic Population | 0 | - | 4.21 | 23,405 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 62,668 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.60 | 60,593 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 61,518 |
| Cities of Ireland | 0 | - | 4.42 | 36,803 |
| Largest Indonesian Islands | 0 | - | 4.61 | 40,160 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 36,749 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 152,315 |
| Myanmar Country Quiz | 0 | - | 4.50 | 24,344 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 75,933 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.79 | 47,778 |
| Countries Closest to Indonesia | 0 | - | 4.98 | 78,444 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 122,615 |
| Cities of China (With Some Help) | 0 | - | 4.83 | 25,134 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 39,414 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 44,650 |
| Brunei Country Quiz | 0 | - | 4.87 | 17,343 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.95 | 132,918 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 40,954 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 43,635 |
| Countries of Asia with an Empty Map | 0 | - | 4.99 | 193,123 |
| Biggest Cities in the UK | 0 | - | 4.42 | 83,839 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 85,505 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 36,997 |
| Megacities on a World Map | 0 | - | 4.98 | 205,653 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 181,774 |
| Asian Capitals by Map | 0 | - | 4.98 | 35,953 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 99,536 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.93 | 65,759 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 76,867 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 40,232 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.96 | 83,872 |
| East Asian Islands on the Map | 0 | - | 4.52 | 28,774 |
| Provinces of the Philippines | 0 | - | 4.55 | 28,073 |
| Countries Closest to Vietnam | 0 | - | 4.97 | 72,740 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 331,709 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.30 | 33,712 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 51,729 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.47 | 35,902 |
| World Capitals Closest to Bangkok | 0 | - | 4.93 | 35,782 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 465,789 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.13 | 71,009 |
| Megacities on an Empty Map | 0 | - | 4.96 | 80,394 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.88 | 42,842 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 65,629 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 54,999 |
| Southeast Asian Cities by Map | 0 | - | 4.62 | 23,158 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.62 | 66,524 |
| All 3M Cities on the World Map | 0 | - | 4.93 | 56,877 |
| All Cities in China with Population of 1 Million | 0 | - | 4.53 | 32,844 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 23,697 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 35,351 |
| Asian Coastal Capitals | 0 | - | 4.53 | 18,681 |
| Countries and States in the Caucasus | 0 | - | 4.43 | 42,033 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 58,016 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 45,484 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.90 | 78,469 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 37,545 |
| Countries Bordering Myanmar | 0 | - | 4.84 | 65,245 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 84,728 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.85 | 43,939 |
| Chinese Geography on the Map | 0 | - | 4.53 | 19,905 |
| Most Guessed Asian Capitals | 0 | - | 4.48 | 59,291 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.69 | 64,169 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 55,776 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.52 | 52,777 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 39,095 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 274,416 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 84,869 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 64,239 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 31,658 |
| Which City in Asia? | 0 | - | 4.43 | 37,213 |
| Top Asian Languages on a Map | 0 | - | 4.92 | 54,487 |
| Which City in the Middle East? | 0 | - | 4.46 | 47,570 |
| 500 Biggest US Cities | 0 | - | 4.84 | 82,360 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.43 | 27,187 |
| Saint Lucia Country Quiz | 0 | - | 4.62 | 14,671 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 60,464 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.52 | 48,020 |
| Random Asian Capital to Country | 0 | - | 4.96 | 76,707 |
| Random Asian Country to Capital | 0 | - | 4.91 | 67,890 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 35,341 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.70 | 50,061 |
| Random Asian City to Country | 0 | - | 4.42 | 31,944 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.84 | 60,334 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.95 | 73,599 |
| Pixelated Asia Map | 0 | - | 4.89 | 56,143 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 83,992 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.55 | 22,690 |
| East Timor Country Quiz | 0 | - | 4.43 | 18,458 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.57 | 22,643 |
| Every U.S. Metro Area on a Map | 0 | - | 4.95 | 55,692 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 30,307 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.85 | 53,958 |
| Random Asian Countries on a Map | 0 | - | 4.94 | 133,027 |
| Random African Capitals on a Map | 0 | - | 4.94 | 42,907 |
| Random Asian Capitals on a Map | 0 | - | 4.80 | 40,251 |
| Random European Capitals on a Map | 0 | - | 4.96 | 94,593 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 72,333 |
| Biggest Cities in Australia on a Map | 0 | - | 4.60 | 28,978 |
| Largest Nordic Cities on a Map | 0 | - | 4.52 | 16,766 |
| Cambodia Country Quiz | 0 | - | 4.54 | 23,708 |
| Laos Country Quiz | 0 | - | 4.49 | 21,033 |
| Malaysia Country Quiz | 0 | - | 4.63 | 31,478 |
| Turkmenistan Country Quiz | 0 | - | 4.74 | 20,309 |
| Cities in Squares on a Map - North America | 0 | - | 4.32 | 17,542 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.46 | 18,405 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 46,543 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 96,662 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.39 | 20,532 |
