| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 709,846 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,342,093 |
| Biggest Cities in Texas | 0 | - | 4.21 | 95,288 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,960 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,900 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,156 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,455 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 90,052 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,884 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,257 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,398 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,568 |
| Biggest Mediterranean Cities | 0 | - | 4.67 | 69,413 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,745 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 133,087 |
| Biggest Cities in Russia | 0 | - | 4.49 | 68,899 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,816 |
| Biggest Cities in Poland | 0 | - | 4.72 | 40,309 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,708 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 87,186 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 121,144 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,883 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,855 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 85,181 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 98,966 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,747 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,094 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,299 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 62,637 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,629 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,680 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,502 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,353 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 18,022 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,845 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,592 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,495 |
| Biggest U.S. Cities A-Z | 0 | - | 4.55 | 109,347 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 167,283 |
| Biggest Cities in France | 0 | - | 4.53 | 161,963 |
| Biggest Cities in Spain | 0 | - | 4.66 | 133,244 |
| Biggest Cities in Italy | 0 | - | 4.64 | 189,548 |
| Biggest Cities in California | 0 | - | 4.30 | 120,052 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,544 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 572,901 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,926 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,258 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,377 |
| Biggest Cities in The Netherlands | 0 | - | 4.43 | 36,559 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,908 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,291 |
| Biggest Cities in Europe | 0 | - | 4.64 | 404,484 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,564 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,296 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,982 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,688 |
| Vietnam War Countries | 0 | - | 4.78 | 76,867 |
| Asia Capitals Quiz | 0 | - | 4.97 | 503,137 |
| Biggest Cities in China | 0 | - | 4.45 | 118,572 |
| Asian Cities by Clue | 0 | - | 4.66 | 22,498 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,114 |
| Biggest Cities in Germany | 0 | - | 4.94 | 227,158 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,504 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 135,126 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,965 |
| Biggest Cities in Louisiana | 0 | - | 3.98 | 16,375 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,132 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,841 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,361 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,556 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,857 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,624 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,414 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,214 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,226 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,727 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,868 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,844 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,266 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,935 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,379 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 110,105 |
| Biggest Cities in India | 0 | - | 4.52 | 54,993 |
| Biggest Cities in Asia | 0 | - | 4.87 | 86,105 |
| Biggest City by Island | 0 | - | 4.49 | 42,297 |
| Asia Capital to Country | 0 | - | 4.96 | 96,126 |
| Biggest Cities in History | 0 | - | 4.47 | 70,769 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,922 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,476 |
| Singapore Country Quiz | 0 | - | 4.65 | 33,929 |
| Five Biggest Cities by Country | 0 | - | 4.77 | 122,675 |
| Philippines Country Quiz | 0 | - | 4.48 | 53,793 |
| Vietnam Country Quiz | 0 | - | 4.65 | 49,984 |
| Thailand Country Quiz | 0 | - | 4.47 | 39,841 |
| Indonesia Country Quiz | 0 | - | 4.82 | 55,699 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,318 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,292 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,156 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.53 | 58,851 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 16,011 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,341 |
| Biggest City by Region | 0 | - | 4.50 | 29,234 |
| Most Populous 2nd Cities | 0 | - | 4.53 | 39,343 |
| Biggest City by Region #2 | 0 | - | 4.44 | 19,930 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,502 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,354 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 72,136 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,910 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,140 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,371 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,455 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,758 |
| Biggest Two-Word Cities | 0 | - | 4.73 | 34,053 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,412 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.74 | 55,648 |
| Cities of Ireland | 0 | - | 4.40 | 35,734 |
| Largest Indonesian Islands | 0 | - | 4.53 | 38,296 |
| Largest Philippines Islands | 0 | - | 4.59 | 16,749 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,905 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,506 |
| Myanmar Country Quiz | 0 | - | 4.49 | 23,059 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,278 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,432 |
| Countries Closest to Indonesia | 0 | - | 4.98 | 75,363 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,450 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,646 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 34,060 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 42,838 |
| Brunei Country Quiz | 0 | - | 4.86 | 16,322 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 127,565 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,505 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 40,347 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,961 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,927 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 29,914 |
| Biggest World Cities in 1850 | 0 | - | 4.53 | 47,663 |
| Megacities on a World Map | 0 | - | 4.97 | 200,085 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 174,935 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,908 |
| Asian Capitals by Map | 0 | - | 4.98 | 30,246 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,628 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,789 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.78 | 38,770 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,146 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 74,701 |
| Provinces of the Philippines | 0 | - | 4.54 | 24,916 |
| Countries Closest to Vietnam | 0 | - | 4.97 | 70,367 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 313,427 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,312 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,143 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,761 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,991 |
| World Capitals Closest to Bangkok | 0 | - | 4.94 | 34,410 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 435,360 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,326 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.86 | 41,433 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 63,090 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,144 |
| Southeast Asian Cities by Map | 0 | - | 4.55 | 17,678 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 54,114 |
| All Cities in China with Population of 1 Million | 0 | - | 4.65 | 29,634 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,161 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,237 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 32,930 |
| Asian Coastal Capitals | 0 | - | 4.55 | 17,742 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,421 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,551 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 76,137 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,309 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,602 |
| Countries Bordering Myanmar | 0 | - | 4.84 | 63,028 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.98 | 81,293 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.86 | 42,046 |
| Most Guessed Asian Capitals | 0 | - | 4.43 | 40,951 |
| Largest World Capitals with Exceptions | 0 | - | 4.67 | 37,886 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.72 | 62,163 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,352 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,438 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,561 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 262,103 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.92 | 79,840 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,928 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,619 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 41,203 |
| Which City in the Middle East? | 0 | - | 4.46 | 46,089 |
| Flags to Largest Cities | 0 | - | 4.55 | 23,143 |
| 500 Biggest US Cities | 0 | - | 4.88 | 76,277 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,478 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,909 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,485 |
| Random Asian Capital to Country | 0 | - | 4.97 | 63,262 |
| Random Asian Country to Capital | 0 | - | 4.92 | 64,706 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 32,035 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,465 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.90 | 51,374 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.48 | 21,898 |
| East Timor Country Quiz | 0 | - | 4.46 | 17,558 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 21,734 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.63 | 27,592 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.82 | 42,147 |
