| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 706,110 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,334,508 |
| Biggest Cities in Texas | 0 | - | 4.20 | 94,851 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,863 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,589 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,074 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 287,284 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.54 | 89,673 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,649 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 98,961 |
| Biggest Cities by Language | 0 | - | 4.95 | 193,536 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,445 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,201 |
| Biggest Cities in Japan | 0 | - | 4.73 | 66,430 |
| Biggest US Cities by Decade | 0 | - | 4.93 | 132,622 |
| Biggest Cities in Russia | 0 | - | 4.48 | 68,653 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 41,512 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,033 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.36 | 10,625 |
| Biggest Cities Starting With A | 0 | - | 4.54 | 86,784 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 120,726 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,577 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,272 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 84,786 |
| Biggest Cities Starting With M | 0 | - | 4.47 | 98,473 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,341 |
| Biggest Cities in Mexico | 0 | - | 4.51 | 20,936 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 74,961 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.31 | 62,344 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,146 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,404 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 61,282 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.09 | 57,154 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,852 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.81 | 52,683 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,380 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,261 |
| Biggest U.S. Cities A-Z | 0 | - | 4.53 | 108,917 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 166,620 |
| Biggest Cities in France | 0 | - | 4.51 | 161,092 |
| Biggest Cities in Spain | 0 | - | 4.64 | 132,512 |
| Biggest Cities in Italy | 0 | - | 4.57 | 188,573 |
| Biggest Cities in California | 0 | - | 4.30 | 119,700 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,299 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 569,895 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,815 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 83,944 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,230 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 33,620 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,836 |
| Biggest Cities in New York State | 0 | - | 4.23 | 51,151 |
| Biggest Cities in Europe | 0 | - | 4.56 | 402,861 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,474 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,225 |
| Biggest Cities in Canada | 0 | - | 4.56 | 108,578 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,495 |
| Asia Capitals Quiz | 0 | - | 4.97 | 500,282 |
| Biggest Cities in China | 0 | - | 4.41 | 117,858 |
| Asian Cities by Clue | 0 | - | 4.66 | 22,372 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,000 |
| Biggest Cities in Germany | 0 | - | 4.94 | 225,808 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,358 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 134,282 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,675 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 16,318 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,042 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,713 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,281 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,418 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,720 |
| Biggest Cities in Wisconsin | 0 | - | 4.41 | 20,548 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,350 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,131 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,170 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,657 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,774 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,712 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,104 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,419 |
| Biggest Cities in Switzerland | 0 | - | 4.55 | 38,143 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,583 |
| Biggest Cities in India | 0 | - | 4.52 | 54,737 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,772 |
| Biggest City by Island | 0 | - | 4.49 | 42,141 |
| Asia Capital to Country | 0 | - | 4.96 | 95,503 |
| Biggest Cities in History | 0 | - | 4.49 | 70,329 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,767 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,207 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,172 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,144 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,114 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.49 | 51,793 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,891 |
| Most Populous World Capitals | 0 | - | 4.89 | 127,709 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 39,099 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,403 |
| Biggest European Cities by Century | 0 | - | 4.97 | 104,889 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 71,840 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,850 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.91 | 59,046 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,303 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,532 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,077 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,342 |
| Cities of Ireland | 0 | - | 4.39 | 35,610 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,779 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 145,720 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 72,934 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,278 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 117,908 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,440 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 33,766 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,622 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 126,769 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,346 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 39,980 |
| Countries of Asia with an Empty Map | 0 | - | 4.99 | 184,789 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,529 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,526 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 29,781 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,471 |
| Megacities on a World Map | 0 | - | 4.97 | 198,964 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 153,908 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,744 |
| Asian Capitals by Map | 0 | - | 4.98 | 29,253 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 62,401 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 72,931 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,570 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,013 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 73,635 |
| Cities of the Pearl River Delta | 0 | - | 4.59 | 12,488 |
| East Asian Islands on the Map | 0 | - | 4.49 | 27,467 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 301,153 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,216 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 49,916 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.54 | 34,611 |
| World Capitals Closest to Bangkok | 0 | - | 4.94 | 34,246 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 432,866 |
| Megacities on an Empty Map | 0 | - | 4.96 | 76,938 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.86 | 41,180 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 62,715 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 51,837 |
| Southeast Asian Cities by Map | 0 | - | 4.54 | 17,542 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.72 | 64,325 |
| All 3M Cities on the World Map | 0 | - | 4.93 | 53,609 |
| All Cities in China with Population of 1 Million | 0 | - | 4.65 | 27,333 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 20,674 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 31,192 |
| Asian Coastal Capitals | 0 | - | 4.55 | 17,630 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,044 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 42,261 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 75,836 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,055 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,460 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.98 | 80,834 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.86 | 41,793 |
| Chinese Geography on the Map | 0 | - | 4.53 | 18,577 |
| Most Guessed Asian Capitals | 0 | - | 4.43 | 40,775 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 61,936 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,180 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.52 | 43,239 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,363 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 260,448 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,193 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,675 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,504 |
| Top Asian Languages on a Map | 0 | - | 4.88 | 51,752 |
| Which City in the Middle East? | 0 | - | 4.46 | 45,930 |
| 500 Biggest US Cities | 0 | - | 4.90 | 75,456 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,388 |
| Saint Lucia Country Quiz | 0 | - | 4.64 | 13,819 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,076 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.64 | 45,725 |
| Random Asian Capital to Country | 0 | - | 4.97 | 62,911 |
| Random Asian Country to Capital | 0 | - | 4.92 | 64,335 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,639 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 44,903 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 50,618 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.94 | 64,906 |
| Pixelated Asia Map | 0 | - | 4.88 | 53,091 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 80,105 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.48 | 21,809 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 21,625 |
| Every U.S. Metro Area on a Map | 0 | - | 4.96 | 45,595 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 27,278 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.82 | 41,806 |
| Random Asian Countries on a Map | 0 | - | 4.95 | 124,595 |
| Random African Capitals on a Map | 0 | - | 4.91 | 40,413 |
| Random Asian Capitals on a Map | 0 | - | 4.71 | 38,261 |
| Random European Capitals on a Map | 0 | - | 4.96 | 89,608 |
| Random U.S. State Capitals on a Map | 0 | - | 4.89 | 68,536 |
| Biggest Cities in Australia on a Map | 0 | - | 4.58 | 26,986 |
| Largest Nordic Cities on a Map | 0 | - | 4.48 | 15,490 |
| Turkmenistan Country Quiz | 0 | - | 4.71 | 18,854 |
| Hong Kong A-Z | 0 | - | 4.47 | 11,434 |
| Cities in Squares on a Map - North America | 0 | - | 4.26 | 16,714 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.46 | 17,041 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 43,963 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 92,039 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.43 | 19,560 |
