| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 709,777 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,341,874 |
| Biggest Cities in Texas | 0 | - | 4.21 | 95,282 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,956 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,169,361 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,895 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,152 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,423 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 90,037 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,878 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,253 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,380 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,566 |
| Biggest Mediterranean Cities | 0 | - | 4.67 | 69,405 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 307,087 |
| Jewish Cities Quiz | 0 | - | 4.32 | 55,837 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,741 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 133,079 |
| Biggest Cities in Russia | 0 | - | 4.49 | 68,896 |
| Fastest Growing U.S. Cities | 0 | - | 4.26 | 58,204 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,814 |
| Biggest Cities in Poland | 0 | - | 4.72 | 40,301 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,705 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 87,179 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 121,132 |
| Biggest Cities Starting With C | 0 | - | 3.99 | 79,434 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,874 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,842 |
| Biggest Cities Starting With K | 0 | - | 4.35 | 63,534 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 85,169 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 98,958 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,735 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 92,908 |
| Biggest Cities Starting With T | 0 | - | 4.25 | 93,466 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,090 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,292 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 62,634 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,623 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,676 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,500 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,347 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 18,020 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,843 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,591 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,492 |
| Biggest U.S. Cities A-Z | 0 | - | 4.55 | 109,335 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 167,271 |
| Biggest Cities in France | 0 | - | 4.53 | 161,945 |
| Biggest Cities in Spain | 0 | - | 4.66 | 133,215 |
| Biggest Cities in Italy | 0 | - | 4.64 | 189,522 |
| Biggest Cities in California | 0 | - | 4.30 | 120,043 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,540 |
| Biggest Cities in the World Quiz | 0 | - | 4.82 | 572,816 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,924 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,249 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,372 |
| Biggest Cities in The Netherlands | 0 | - | 4.43 | 36,544 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,906 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,289 |
| Biggest Cities in Europe | 0 | - | 4.64 | 404,440 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,561 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,294 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,972 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,685 |
| Countries with the Highest Population Density | 0 | - | 4.88 | 131,550 |
| Biggest Cities in China | 0 | - | 4.46 | 118,557 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,108 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 126,964 |
| Biggest Cities in Germany | 0 | - | 4.94 | 227,123 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,496 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 36,635 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 135,115 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,960 |
| Biggest Cities in Louisiana | 0 | - | 3.98 | 16,373 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,129 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,834 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,359 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,549 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,852 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,622 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,413 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,214 |
| 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 | 16,865 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,842 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,262 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,926 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,376 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 110,101 |
| Most Populous Countries in 2050 | 0 | - | 4.92 | 173,655 |
| Biggest Cities in India | 0 | - | 4.52 | 54,989 |
| Biggest Cities in Asia | 0 | - | 4.87 | 86,100 |
| Biggest City by Island | 0 | - | 4.49 | 42,295 |
| Most Populous Countries in 1900 | 0 | - | 4.86 | 147,282 |
| Biggest Cities in History | 0 | - | 4.47 | 70,760 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,919 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.29 | 37,919 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,471 |
| Five Biggest Cities by Country | 0 | - | 4.77 | 122,666 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,310 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,285 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,151 |
| U.S. States with the Lowest Population Density | 0 | - | 4.90 | 74,857 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.53 | 58,844 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 16,009 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,337 |
| Biggest City by Region | 0 | - | 4.50 | 29,230 |
| Most Populous 2nd Cities | 0 | - | 4.53 | 39,339 |
| Biggest City by Region #2 | 0 | - | 4.44 | 19,928 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,498 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,346 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 81,910 |
| Capitals of Most Populated Countries | 0 | - | 4.97 | 107,803 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 113,469 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 225,004 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,909 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,138 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,364 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,451 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,755 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,546 |
| Biggest Two-Word Cities | 0 | - | 4.73 | 34,047 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,404 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.74 | 55,645 |
| Cities of Ireland | 0 | - | 4.40 | 35,730 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,904 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,497 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,270 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,427 |
| Countries With More Than 100 Million People | 0 | - | 4.97 | 100,837 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,440 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 123,524 |
| Top 10 Least Populous U.S. States | 0 | - | 4.95 | 146,945 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,644 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 34,055 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 42,830 |
| Top 50 Countries by Population - In Order | 0 | - | 4.96 | 217,997 |
| Countries with Megacities | 0 | - | 4.99 | 176,353 |
| Countries of Europe by Population | 0 | - | 4.98 | 108,641 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 168,652 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 127,553 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 123,663 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,501 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,948 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,917 |
| Biggest World Cities in 1850 | 0 | - | 4.53 | 47,654 |
| Megacities on a World Map | 0 | - | 4.97 | 200,027 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 174,915 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,904 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,618 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,781 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,764 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,144 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 74,696 |
| Most Populous Countries with Exceptions | 0 | - | 4.97 | 85,779 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.98 | 72,203 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 83,797 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 313,384 |
| Countries With More than 50 Million People | 0 | - | 4.98 | 125,135 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,309 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,136 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,759 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,987 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 435,328 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,321 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,136 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 54,102 |
| All Cities in China with Population of 1 Million | 0 | - | 4.64 | 29,504 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,159 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,225 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 32,927 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,409 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.94 | 78,587 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,543 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 76,130 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 87,218 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,300 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,601 |
| Largest World Capitals with Exceptions | 0 | - | 4.67 | 37,873 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.72 | 62,158 |
| First Countries to Reach 5 Million People | 0 | - | 4.91 | 99,253 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,348 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,427 |
| Biggest Cities Near a Border | 0 | - | 4.11 | 14,615 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,559 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 262,074 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.92 | 79,833 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,922 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,613 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 112,490 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.34 | 22,202 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 86,236 |
| Ten Southernmost Megacities | 0 | - | 4.80 | 40,925 |
| Biggest Cities by Trait #2 | 0 | - | 4.31 | 12,331 |
| Flags to Largest Cities | 0 | - | 4.55 | 23,140 |
| 500 Biggest US Cities | 0 | - | 4.88 | 76,262 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,478 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,908 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,477 |
