| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 709,693 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,341,662 |
| Biggest Cities in Texas | 0 | - | 4.21 | 95,277 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,955 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,888 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,150 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,393 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 90,026 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,874 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,248 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,366 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,565 |
| Biggest Mediterranean Cities | 0 | - | 4.67 | 69,397 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,737 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 133,068 |
| Biggest Cities in Russia | 0 | - | 4.49 | 68,892 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,805 |
| Biggest Cities in Poland | 0 | - | 4.72 | 40,296 |
| Countries that Border China | 0 | - | 4.97 | 212,396 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,705 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 87,171 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 121,121 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,866 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,835 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 85,162 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 98,952 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,728 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,089 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,286 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 62,629 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,614 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,670 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,498 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,345 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 18,017 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,841 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,587 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,489 |
| Biggest U.S. Cities A-Z | 0 | - | 4.55 | 109,316 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 167,260 |
| Biggest Cities in France | 0 | - | 4.53 | 161,931 |
| Biggest Cities in Spain | 0 | - | 4.66 | 133,203 |
| Biggest Cities in Italy | 0 | - | 4.64 | 189,505 |
| Biggest Cities in California | 0 | - | 4.30 | 120,036 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,536 |
| Biggest Cities in the World Quiz | 0 | - | 4.82 | 572,749 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,923 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,242 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,370 |
| Biggest Cities in The Netherlands | 0 | - | 4.43 | 36,525 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,905 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,288 |
| Biggest Cities in Europe | 0 | - | 4.64 | 404,391 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,558 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,293 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,971 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,680 |
| Countries Bordering China Since 1914 | 0 | - | 4.94 | 70,362 |
| Asia Capitals Quiz | 0 | - | 4.97 | 503,040 |
| Biggest Cities in China | 0 | - | 4.46 | 118,537 |
| Asian Cities by Clue | 0 | - | 4.66 | 22,495 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,107 |
| Biggest Cities in Germany | 0 | - | 4.94 | 227,103 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,492 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 135,097 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,956 |
| Biggest Cities in Louisiana | 0 | - | 3.98 | 16,372 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,127 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,831 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,353 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,546 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,851 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,621 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,412 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,212 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,224 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,727 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,863 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,838 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,260 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,919 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,371 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 110,096 |
| Biggest Cities in India | 0 | - | 4.52 | 54,982 |
| Biggest Cities in Asia | 0 | - | 4.87 | 86,089 |
| Japanese Prefectures | 0 | - | 4.97 | 78,712 |
| Biggest City by Island | 0 | - | 4.49 | 42,292 |
| North Korea Country Quiz | 0 | - | 3.92 | 25,643 |
| Japan Country Quiz | 0 | - | 4.91 | 103,641 |
| Asia Capital to Country | 0 | - | 4.96 | 95,999 |
| Biggest Cities in History | 0 | - | 4.47 | 70,747 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,916 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,470 |
| Five Biggest Cities by Country | 0 | - | 4.77 | 122,660 |
| China Cities Map Quiz | 0 | - | 4.86 | 78,857 |
| Provinces of China Map Quiz | 0 | - | 4.95 | 75,398 |
| Provinces of China | 0 | - | 4.97 | 118,521 |
| South Korea Country Quiz | 0 | - | 4.54 | 62,581 |
| Hong Kong Facts | 0 | - | 4.37 | 20,844 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,306 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,282 |
| Countries of the Japanese Empire | 0 | - | 4.95 | 75,044 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.53 | 58,832 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 16,008 |
| Countries Closest to Japan | 0 | - | 4.95 | 102,286 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,330 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,496 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,334 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 72,117 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,908 |
| Overseas Chinese Population | 0 | - | 4.57 | 35,823 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,357 |
| China A-Z | 0 | - | 4.65 | 51,764 |
| Japan A-Z | 0 | - | 4.41 | 33,190 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,753 |
| BTS Members (K-Pop) | 0 | - | 3.10 | 21,052 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,397 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.74 | 55,641 |
| Cities of Ireland | 0 | - | 4.40 | 35,730 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,903 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,482 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,262 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,424 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,431 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,640 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 34,048 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 42,827 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 127,540 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,499 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 40,337 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,942 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,910 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 29,909 |
| Biggest World Cities in 1850 | 0 | - | 4.53 | 47,653 |
| Megacities on a World Map | 0 | - | 4.97 | 200,009 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 174,896 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,902 |
| Asian Capitals by Map | 0 | - | 4.98 | 30,173 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,610 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,778 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,758 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,142 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 74,694 |
| Cities of the Pearl River Delta | 0 | - | 4.60 | 12,589 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 313,330 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,309 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,126 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,758 |
| World Capitals Closest to Bangkok | 0 | - | 4.94 | 34,405 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 435,275 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,316 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.86 | 41,387 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 63,075 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,127 |
| Southeast Asian Cities by Map | 0 | - | 4.55 | 17,673 |
| Biggest Mongol Empire Countries | 0 | - | 4.91 | 61,587 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 54,093 |
| All Cities in China with Population of 1 Million | 0 | - | 4.64 | 29,376 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,215 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 32,922 |
| Asian Coastal Capitals | 0 | - | 4.55 | 17,739 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,404 |
| Most-Visited Countries by Japanese | 0 | - | 4.94 | 44,930 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,538 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 49,673 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 76,118 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,294 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,599 |
| Chinese Geography on the Map | 0 | - | 4.53 | 18,735 |
| Most Guessed Asian Capitals | 0 | - | 4.43 | 40,946 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.72 | 62,156 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,346 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,419 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,554 |
| Flags of Countries that Border China | 0 | - | 4.91 | 69,523 |
| Closest Countries to North Korea | 0 | - | 4.94 | 94,094 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 262,054 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.92 | 79,821 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,920 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,612 |
| Which City in the Middle East? | 0 | - | 4.46 | 46,083 |
| China by Picture | 0 | - | 4.55 | 45,078 |
| Countries that Visit Japan the Most | 0 | - | 4.90 | 60,841 |
| 500 Biggest US Cities | 0 | - | 4.88 | 76,241 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,476 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,907 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,467 |
| Random Asian Capital to Country | 0 | - | 4.97 | 63,253 |
| Random Asian Country to Capital | 0 | - | 4.92 | 64,698 |
| Countries that Beat China | 0 | - | 4.68 | 74,046 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 32,018 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,445 |
| North Korea... or South Korea? | 0 | - | 4.43 | 68,559 |
| Taiwan Country Quiz | 0 | - | 4.86 | 31,232 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.90 | 51,359 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 80,598 |
| China Multiple Choice | 0 | - | 4.42 | 32,245 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.48 | 21,895 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 21,729 |
| Countries Closest to Taiwan | 0 | - | 4.86 | 67,598 |
