| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.92 | 708,417 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,339,244 |
| Biggest Cities in Texas | 0 | - | 4.20 | 94,994 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,927 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,789 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,119 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,000 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 89,906 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,807 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,147 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,159 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,511 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,330 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,603 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 132,923 |
| Biggest Cities in Russia | 0 | - | 4.49 | 68,811 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,714 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,195 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,676 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 87,031 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 120,965 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,757 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,516 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 85,013 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 98,777 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,592 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,032 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,188 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.31 | 62,542 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,483 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,575 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.11 | 61,424 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.06 | 57,278 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,974 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.81 | 52,803 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,512 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,415 |
| Biggest U.S. Cities A-Z | 0 | - | 4.54 | 109,152 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 167,012 |
| Biggest Cities in France | 0 | - | 4.52 | 161,633 |
| Biggest Cities in Spain | 0 | - | 4.65 | 132,934 |
| Biggest Cities in Italy | 0 | - | 4.63 | 189,132 |
| Biggest Cities in California | 0 | - | 4.30 | 119,921 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,465 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 571,676 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,888 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,154 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,333 |
| Biggest Cities in The Netherlands | 0 | - | 4.44 | 35,605 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,876 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,243 |
| Biggest Cities in Europe | 0 | - | 4.63 | 403,848 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,525 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,273 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,824 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,608 |
| Asia Capitals Quiz | 0 | - | 4.97 | 502,079 |
| Biggest Cities in China | 0 | - | 4.43 | 118,296 |
| Asian Cities by Clue | 0 | - | 4.66 | 22,448 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,076 |
| Biggest Cities in Germany | 0 | - | 4.94 | 226,678 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,444 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 134,942 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,842 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 16,352 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,102 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,786 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,328 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,491 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,808 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,594 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,384 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,181 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,209 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,706 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,829 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,796 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,207 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,759 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,293 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,727 |
| Biggest Cities in India | 0 | - | 4.52 | 54,886 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,978 |
| Biggest City by Island | 0 | - | 4.49 | 42,237 |
| Asia Capital to Country | 0 | - | 4.96 | 95,738 |
| Biggest Cities in History | 0 | - | 4.47 | 70,625 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,863 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,381 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,470 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,238 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,210 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.57 | 58,384 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,959 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,196 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,461 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,164 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 71,998 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,882 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,236 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,399 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,673 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,296 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,532 |
| Cities of Ireland | 0 | - | 4.40 | 35,677 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,861 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,199 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,150 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,371 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,288 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,564 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 33,967 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,761 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 127,115 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,451 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 40,221 |
| Countries of Asia with an Empty Map | 0 | - | 4.99 | 185,396 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,798 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 81,771 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 29,872 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,580 |
| Megacities on a World Map | 0 | - | 4.97 | 199,705 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 174,324 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,845 |
| Asian Capitals by Map | 0 | - | 4.98 | 29,918 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,459 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 63,116 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,657 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,697 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,077 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 74,597 |
| Cities of the Pearl River Delta | 0 | - | 4.60 | 12,554 |
| East Asian Islands on the Map | 0 | - | 4.49 | 27,566 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 312,371 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,283 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,044 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,706 |
| World Capitals Closest to Bangkok | 0 | - | 4.94 | 34,352 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 434,442 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,180 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.86 | 41,272 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 62,954 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 52,023 |
| Southeast Asian Cities by Map | 0 | - | 4.55 | 17,638 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.72 | 64,523 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 53,928 |
| All Cities in China with Population of 1 Million | 0 | - | 4.66 | 27,615 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,017 |
| All Cities in India with Population of 1 Million | 0 | - | 4.80 | 32,793 |
| Asian Coastal Capitals | 0 | - | 4.55 | 17,704 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,281 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,437 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 76,018 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,207 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,553 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.98 | 81,142 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.86 | 41,959 |
| Chinese Geography on the Map | 0 | - | 4.53 | 18,692 |
| Most Guessed Asian Capitals | 0 | - | 4.43 | 40,875 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 62,073 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,289 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,363 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,501 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 261,581 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,625 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,849 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,577 |
| Top Asian Languages on a Map | 0 | - | 4.88 | 51,921 |
| Which City in the Middle East? | 0 | - | 4.46 | 46,036 |
| 500 Biggest US Cities | 0 | - | 4.88 | 75,956 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,453 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,881 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,322 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.64 | 45,894 |
| Random Asian Capital to Country | 0 | - | 4.97 | 63,107 |
| Random Asian Country to Capital | 0 | - | 4.92 | 64,548 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,906 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,257 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 51,114 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.94 | 65,378 |
| Pixelated Asia Map | 0 | - | 4.88 | 53,381 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 80,447 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.48 | 21,874 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 21,696 |
| Every U.S. Metro Area on a Map | 0 | - | 4.96 | 45,761 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 27,491 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.82 | 42,009 |
| Random Asian Countries on a Map | 0 | - | 4.95 | 125,040 |
| Random African Capitals on a Map | 0 | - | 4.91 | 40,621 |
| Random Asian Capitals on a Map | 0 | - | 4.71 | 38,402 |
| Random European Capitals on a Map | 0 | - | 4.96 | 89,928 |
| Random U.S. State Capitals on a Map | 0 | - | 4.87 | 69,087 |
| Biggest Cities in Australia on a Map | 0 | - | 4.58 | 27,114 |
| Largest Nordic Cities on a Map | 0 | - | 4.48 | 15,582 |
| Turkmenistan Country Quiz | 0 | - | 4.71 | 18,977 |
| Hong Kong A-Z | 0 | - | 4.47 | 11,483 |
| Cities in Squares on a Map - North America | 0 | - | 4.26 | 16,774 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.46 | 17,085 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 44,141 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 92,341 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.43 | 19,631 |
