| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.92 | 707,873 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,338,149 |
| World Capitals Quiz | 0 | - | 5.00 | 3,919,228 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,180,957 |
| South America Capitals Quiz | 0 | - | 4.99 | 360,712 |
| Biggest Cities in Texas | 0 | - | 4.20 | 94,964 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,913 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,167,012 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,736 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,098 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 287,842 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 89,863 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,766 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,108 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,067 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,496 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,294 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 306,596 |
| Jewish Cities Quiz | 0 | - | 4.31 | 55,772 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,557 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 132,839 |
| Biggest Cities in Russia | 0 | - | 4.49 | 68,778 |
| Fastest Growing U.S. Cities | 0 | - | 4.26 | 58,165 |
| Africa Capitals Quiz | 0 | - | 4.99 | 527,921 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 107,377 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,658 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,167 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,663 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 86,983 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 120,907 |
| Biggest Cities Starting With C | 0 | - | 3.99 | 79,317 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,721 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,473 |
| Biggest Cities Starting With K | 0 | - | 4.35 | 63,385 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 98,709 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,532 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 92,728 |
| Biggest Cities Starting With T | 0 | - | 4.25 | 93,249 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,017 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,116 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.31 | 62,480 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,269 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,520 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.11 | 61,385 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.06 | 57,237 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,939 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.81 | 52,763 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,474 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,378 |
| Biggest U.S. Cities A-Z | 0 | - | 4.54 | 109,113 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 166,938 |
| Biggest Cities in France | 0 | - | 4.52 | 161,480 |
| Biggest Cities in Spain | 0 | - | 4.65 | 132,827 |
| Biggest Cities in Italy | 0 | - | 4.63 | 188,989 |
| Biggest Cities in California | 0 | - | 4.30 | 119,876 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,447 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 571,240 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,868 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,120 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,301 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 33,703 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,869 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,221 |
| Biggest Cities in Europe | 0 | - | 4.63 | 403,624 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,507 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,257 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,773 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,582 |
| North America Capitals Quiz | 0 | - | 4.99 | 154,915 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 185,341 |
| Asia Capitals Quiz | 0 | - | 4.97 | 501,722 |
| Biggest Cities in China | 0 | - | 4.43 | 118,224 |
| Summer Olympics Host Cities | 0 | - | 4.97 | 160,954 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,061 |
| Biggest Cities in Germany | 0 | - | 4.94 | 226,464 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,429 |
| Capitals in their Native Languages | 0 | - | 4.93 | 106,436 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 36,595 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 134,864 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,811 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 16,342 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,089 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,770 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,320 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,475 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,785 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,586 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,382 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,169 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,201 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,694 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,817 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,781 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,182 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,690 |
| Biggest Cities in Switzerland | 0 | - | 4.55 | 38,258 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,694 |
| Biggest Cities in India | 0 | - | 4.52 | 54,858 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,939 |
| Biggest City by Island | 0 | - | 4.49 | 42,217 |
| Official Cities in the UK | 0 | - | 4.89 | 197,421 |
| Biggest Cities in History | 0 | - | 4.49 | 70,571 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,846 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.29 | 37,873 |
| Random Capital to Country | 0 | - | 4.99 | 2,073,554 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,343 |
| Random Country to Capital | 0 | - | 4.98 | 694,304 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,405 |
| Coldest World Capitals | 0 | - | 4.97 | 105,246 |
| Europe Capital to Country | 0 | - | 4.99 | 198,978 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,213 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,187 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,077 |
| Same Letter Country and Capital | 0 | - | 4.98 | 103,409 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.55 | 57,352 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,942 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,127 |
| Biggest City by Region | 0 | - | 4.50 | 29,144 |
| Most Populous 2nd Cities | 0 | - | 4.53 | 39,238 |
| Biggest City by Region #2 | 0 | - | 4.44 | 19,838 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,449 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,096 |
| Capitals of Most Populated Countries | 0 | - | 4.97 | 107,635 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 224,622 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,872 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,089 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,195 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,375 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,638 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,509 |
| Biggest Two-Word Cities | 0 | - | 4.71 | 33,927 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,236 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,494 |
| World Capitals by Map | 0 | - | 5.00 | 190,174 |
| Cities of Ireland | 0 | - | 4.40 | 35,658 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,839 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,077 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,094 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,341 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,207 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,542 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 33,932 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,735 |
| Top 50 Countries by Population - In Order | 0 | - | 4.96 | 217,546 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,429 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,735 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 81,721 |
| World Capitals by Proximity | 0 | - | 4.91 | 263,462 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,550 |
| Megacities on a World Map | 0 | - | 4.97 | 199,567 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 173,848 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,822 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,381 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,597 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,669 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,064 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 74,545 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 311,739 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 101,041 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,268 |
| U.S. State Capitals Map Quiz | 0 | - | 4.89 | 108,886 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.91 | 154,313 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,014 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.87 | 176,149 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,682 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,917 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 434,100 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,124 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 51,974 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 53,858 |
| All Cities in China with Population of 1 Million | 0 | - | 4.66 | 27,561 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,109 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 20,944 |
| All Cities in India with Population of 1 Million | 0 | - | 4.80 | 32,709 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,223 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,406 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,180 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,527 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 37,686 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 62,035 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,258 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,345 |
| Biggest Cities Near a Border | 0 | - | 4.11 | 14,577 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,477 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 261,406 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,558 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,815 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,566 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.33 | 22,155 |
| Ten Southernmost Megacities | 0 | - | 4.68 | 32,391 |
| Biggest Cities by Trait #2 | 0 | - | 4.31 | 12,289 |
| Flags to Largest Cities | 0 | - | 4.55 | 22,999 |
| 500 Biggest US Cities | 0 | - | 4.88 | 75,834 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,443 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,858 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,271 |
| Random European Capital to Country | 0 | - | 4.97 | 128,541 |
| Random European Country to Capital | 0 | - | 4.90 | 103,865 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,860 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,184 |
