| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 709,386 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,341,012 |
| Biggest Cities in Texas | 0 | - | 4.21 | 95,256 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,944 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,852 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,142 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,294 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,217 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,302 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,549 |
| Biggest Mediterranean Cities | 0 | - | 4.67 | 69,380 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,686 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 133,045 |
| Biggest Cities in Russia | 0 | - | 4.49 | 68,869 |
| States of India | 0 | - | 4.91 | 118,797 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,774 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,277 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,699 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,079 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,273 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 62,611 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,597 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,653 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,485 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,334 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 18,010 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,832 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,572 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,470 |
| Biggest U.S. Cities A-Z | 0 | - | 4.55 | 109,279 |
| Biggest Cities in France | 0 | - | 4.53 | 161,840 |
| Biggest Cities in Spain | 0 | - | 4.65 | 133,136 |
| Biggest Cities in Italy | 0 | - | 4.64 | 189,396 |
| Biggest Cities in California | 0 | - | 4.30 | 120,023 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,519 |
| Biggest Cities in the World Quiz | 0 | - | 4.82 | 572,403 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,915 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,213 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,362 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 36,374 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,901 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,285 |
| Biggest Cities in Europe | 0 | - | 4.64 | 404,252 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,552 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,287 |
| Biggest Cities in Canada | 0 | - | 4.58 | 108,928 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,653 |
| India State Capitals Quiz | 0 | - | 4.27 | 49,221 |
| Asia Capitals Quiz | 0 | - | 4.97 | 502,801 |
| Biggest Cities in China | 0 | - | 4.42 | 118,459 |
| Asian Cities by Clue | 0 | - | 4.66 | 22,485 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,102 |
| Countries Bordering India | 0 | - | 4.98 | 128,084 |
| Biggest Cities in Germany | 0 | - | 4.94 | 226,992 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,484 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 135,062 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,917 |
| Biggest Cities in Louisiana | 0 | - | 3.98 | 16,370 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,126 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,827 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,350 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,516 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,844 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,619 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,402 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,203 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,223 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,724 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,859 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,872 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,355 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 110,077 |
| Biggest Cities in India | 0 | - | 4.53 | 54,960 |
| Biggest Cities in Asia | 0 | - | 4.87 | 86,062 |
| India Country Quiz | 0 | - | 4.37 | 103,023 |
| Asia Capital to Country | 0 | - | 4.96 | 95,833 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,446 |
| Five Biggest Cities by Country | 0 | - | 4.77 | 122,605 |
| India Cities Map Quiz | 0 | - | 4.54 | 50,310 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,286 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.53 | 58,785 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,992 |
| Countries Closest to India | 0 | - | 4.94 | 73,770 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,296 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,480 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,293 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 72,078 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,902 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,315 |
| India A-Z | 0 | - | 4.30 | 27,228 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,732 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,370 |
| Cities of Ireland | 0 | - | 4.40 | 35,715 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,891 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,407 |
| Top 15 Countries with the Most Hindus | 0 | - | 4.91 | 78,125 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,233 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,413 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,404 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,605 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 34,029 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 42,808 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 127,445 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,490 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 40,305 |
| Countries of Asia with an Empty Map | 0 | - | 4.99 | 185,608 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,898 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,879 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 29,902 |
| Megacities on a World Map | 0 | - | 4.97 | 199,886 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 174,799 |
| Asian Capitals by Map | 0 | - | 4.98 | 30,115 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,559 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 63,181 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,749 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,738 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 74,664 |
| Cities of the Pearl River Delta | 0 | - | 4.60 | 12,582 |
| East Asian Islands on the Map | 0 | - | 4.49 | 27,642 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 313,138 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,302 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,103 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,742 |
| World Capitals Closest to Bangkok | 0 | - | 4.94 | 34,391 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 435,059 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,282 |
| Pakistan Country Quiz | 0 | - | 4.47 | 43,327 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.86 | 41,308 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 63,045 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,104 |
| Southeast Asian Cities by Map | 0 | - | 4.55 | 17,660 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.72 | 64,589 |
| Countries of the Indian Diaspora | 0 | - | 4.41 | 47,047 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 54,051 |
| All Cities in China with Population of 1 Million | 0 | - | 4.67 | 28,157 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,173 |
| Asian Coastal Capitals | 0 | - | 4.55 | 17,728 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,369 |
| Countries that Visit India the Most | 0 | - | 4.53 | 35,538 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,509 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 76,087 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,586 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.98 | 81,243 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.86 | 42,010 |
| Chinese Geography on the Map | 0 | - | 4.53 | 18,722 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 46,437 |
| Most Guessed Asian Capitals | 0 | - | 4.43 | 40,927 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.72 | 62,142 |
| History of India | 0 | - | 4.50 | 16,658 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,328 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,407 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,533 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 261,927 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.92 | 79,766 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,901 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,603 |
| Top Asian Languages on a Map | 0 | - | 4.89 | 51,987 |
| Hindu Countries | 0 | - | 4.65 | 26,339 |
| Which City in the Middle East? | 0 | - | 4.46 | 46,070 |
| 500 Biggest US Cities | 0 | - | 4.88 | 76,165 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,469 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,901 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,437 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.64 | 45,955 |
| Random Asian Capital to Country | 0 | - | 4.97 | 63,196 |
| Random Asian Country to Capital | 0 | - | 4.92 | 64,672 |
| Countries that Beat India | 0 | - | 4.16 | 50,604 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,988 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,400 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.90 | 51,296 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.94 | 65,612 |
| Pixelated Asia Map | 0 | - | 4.88 | 53,491 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 80,556 |
| Maldives Country Quiz | 0 | - | 4.58 | 14,667 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.48 | 21,891 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 21,719 |
| Every U.S. Metro Area on a Map | 0 | - | 4.96 | 45,833 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.64 | 27,556 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.82 | 42,115 |
| Random Asian Countries on a Map | 0 | - | 4.95 | 125,200 |
| Bangladesh Country Quiz | 0 | - | 4.78 | 32,488 |
| Random African Capitals on a Map | 0 | - | 4.91 | 40,680 |
| Random Asian Capitals on a Map | 0 | - | 4.72 | 38,449 |
| Random European Capitals on a Map | 0 | - | 4.96 | 90,062 |
| Random U.S. State Capitals on a Map | 0 | - | 4.87 | 69,225 |
| Biggest Cities in Australia on a Map | 0 | - | 4.58 | 27,170 |
| Largest Nordic Cities on a Map | 0 | - | 4.48 | 15,615 |
| Sri Lanka Country Quiz | 0 | - | 4.50 | 20,285 |
| Bhutan Country Quiz | 0 | - | 4.78 | 18,060 |
| Turkmenistan Country Quiz | 0 | - | 4.71 | 19,019 |
| Hong Kong A-Z | 0 | - | 4.47 | 11,493 |
| Cities in Squares on a Map - North America | 0 | - | 4.26 | 16,788 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.46 | 17,123 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 44,217 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 92,452 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.43 | 19,654 |
| Nepal Country Quiz | 0 | - | 4.94 | 28,425 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.56 | 31,373 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.88 | 34,745 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.93 | 44,503 |
