| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.92 | 708,826 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,340,048 |
| Biggest Cities in Texas | 0 | - | 4.20 | 95,036 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,934 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,817 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,128 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,133 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,177 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,207 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,522 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,348 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,631 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 132,974 |
| Biggest Cities in Russia | 0 | - | 4.48 | 68,840 |
| States of India | 0 | - | 4.90 | 118,541 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,743 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,222 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,685 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,061 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,222 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 62,579 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,560 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,617 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,451 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,306 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,994 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,818 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,540 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,443 |
| Biggest U.S. Cities A-Z | 0 | - | 4.54 | 109,187 |
| Biggest Cities in France | 0 | - | 4.52 | 161,729 |
| Biggest Cities in Spain | 0 | - | 4.65 | 133,010 |
| Biggest Cities in Italy | 0 | - | 4.63 | 189,260 |
| Biggest Cities in California | 0 | - | 4.30 | 119,963 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,495 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 571,981 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,904 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,183 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,343 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 36,098 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,885 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,262 |
| Biggest Cities in Europe | 0 | - | 4.63 | 404,018 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,537 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,276 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,858 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,628 |
| India State Capitals Quiz | 0 | - | 4.27 | 49,194 |
| Asia Capitals Quiz | 0 | - | 4.97 | 502,397 |
| Biggest Cities in China | 0 | - | 4.42 | 118,368 |
| Asian Cities by Clue | 0 | - | 4.66 | 22,472 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,088 |
| Countries Bordering India | 0 | - | 4.98 | 128,012 |
| Biggest Cities in Germany | 0 | - | 4.94 | 226,795 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,465 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 134,982 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,873 |
| Biggest Cities in Louisiana | 0 | - | 3.98 | 16,358 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,117 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,809 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,339 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,500 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,818 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,603 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,392 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,194 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,211 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,711 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,843 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,794 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,326 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,792 |
| Biggest Cities in India | 0 | - | 4.52 | 54,918 |
| Biggest Cities in Asia | 0 | - | 4.87 | 86,024 |
| India Country Quiz | 0 | - | 4.37 | 102,950 |
| Asia Capital to Country | 0 | - | 4.96 | 95,774 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,414 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,527 |
| India Cities Map Quiz | 0 | - | 4.54 | 50,280 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,263 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.57 | 58,655 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,972 |
| Countries Closest to India | 0 | - | 4.94 | 73,716 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,238 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,466 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,226 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 72,033 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,892 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,265 |
| India A-Z | 0 | - | 4.30 | 27,203 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,694 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,326 |
| Cities of Ireland | 0 | - | 4.40 | 35,696 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,871 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,293 |
| Top 15 Countries with the Most Hindus | 0 | - | 4.91 | 78,065 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,190 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,390 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,336 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,583 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 33,998 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,779 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 127,170 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,467 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 40,255 |
| Countries of Asia with an Empty Map | 0 | - | 4.99 | 185,494 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,836 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,814 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 29,886 |
| Megacities on a World Map | 0 | - | 4.97 | 199,779 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 174,560 |
| Asian Capitals by Map | 0 | - | 4.98 | 29,976 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,503 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 63,144 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,700 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,714 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 74,625 |
| Cities of the Pearl River Delta | 0 | - | 4.60 | 12,563 |
| East Asian Islands on the Map | 0 | - | 4.49 | 27,624 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 312,729 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,291 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,070 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,724 |
| World Capitals Closest to Bangkok | 0 | - | 4.94 | 34,369 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 434,665 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,220 |
| Pakistan Country Quiz | 0 | - | 4.47 | 43,300 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.86 | 41,286 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 62,996 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,057 |
| Southeast Asian Cities by Map | 0 | - | 4.55 | 17,645 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.72 | 64,553 |
| Countries of the Indian Diaspora | 0 | - | 4.41 | 47,026 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 53,989 |
| All Cities in China with Population of 1 Million | 0 | - | 4.66 | 27,644 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,091 |
| Asian Coastal Capitals | 0 | - | 4.55 | 17,711 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,312 |
| Countries that Visit India the Most | 0 | - | 4.53 | 35,516 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,461 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 76,048 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,571 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.98 | 81,186 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.86 | 41,983 |
| Chinese Geography on the Map | 0 | - | 4.53 | 18,705 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 46,405 |
| Most Guessed Asian Capitals | 0 | - | 4.43 | 40,894 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 62,103 |
| History of India | 0 | - | 4.50 | 16,640 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,310 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,382 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,512 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 261,729 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,685 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,868 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,589 |
| Top Asian Languages on a Map | 0 | - | 4.89 | 51,945 |
| Hindu Countries | 0 | - | 4.63 | 26,310 |
| Which City in the Middle East? | 0 | - | 4.46 | 46,057 |
| 500 Biggest US Cities | 0 | - | 4.88 | 76,043 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,462 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,891 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,374 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.64 | 45,927 |
| Random Asian Capital to Country | 0 | - | 4.97 | 63,149 |
| Random Asian Country to Capital | 0 | - | 4.92 | 64,584 |
| Countries that Beat India | 0 | - | 4.16 | 50,592 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,949 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,311 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 51,185 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.94 | 65,472 |
| Pixelated Asia Map | 0 | - | 4.88 | 53,450 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 80,486 |
| Maldives Country Quiz | 0 | - | 4.58 | 14,657 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.48 | 21,880 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 21,708 |
| Every U.S. Metro Area on a Map | 0 | - | 4.96 | 45,787 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 27,517 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.82 | 42,051 |
| Random Asian Countries on a Map | 0 | - | 4.95 | 125,103 |
| Bangladesh Country Quiz | 0 | - | 4.77 | 32,467 |
| Random African Capitals on a Map | 0 | - | 4.91 | 40,646 |
| Random Asian Capitals on a Map | 0 | - | 4.71 | 38,424 |
| Random European Capitals on a Map | 0 | - | 4.96 | 89,986 |
| Random U.S. State Capitals on a Map | 0 | - | 4.87 | 69,138 |
| Biggest Cities in Australia on a Map | 0 | - | 4.58 | 27,143 |
| Largest Nordic Cities on a Map | 0 | - | 4.48 | 15,599 |
| Sri Lanka Country Quiz | 0 | - | 4.50 | 20,261 |
| Bhutan Country Quiz | 0 | - | 4.77 | 18,040 |
| Turkmenistan Country Quiz | 0 | - | 4.71 | 18,996 |
| Hong Kong A-Z | 0 | - | 4.47 | 11,487 |
| Cities in Squares on a Map - North America | 0 | - | 4.26 | 16,781 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.46 | 17,108 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 44,174 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 92,382 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.43 | 19,643 |
| Nepal Country Quiz | 0 | - | 4.94 | 28,392 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.55 | 31,325 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.88 | 34,611 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.93 | 44,439 |
