| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 706,825 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,335,931 |
| World Capitals Quiz | 0 | - | 5.00 | 3,913,526 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,179,462 |
| South America Capitals Quiz | 0 | - | 4.99 | 359,977 |
| Biggest Cities in Texas | 0 | - | 4.20 | 94,894 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,879 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,165,657 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,648 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,082 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 287,528 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.54 | 89,744 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,685 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,026 |
| Biggest Cities by Language | 0 | - | 4.95 | 193,644 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,467 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,234 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 306,266 |
| Jewish Cities Quiz | 0 | - | 4.31 | 55,728 |
| Biggest Cities in Japan | 0 | - | 4.72 | 66,482 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 132,714 |
| Biggest Cities in Russia | 0 | - | 4.48 | 68,699 |
| Fastest Growing U.S. Cities | 0 | - | 4.26 | 58,133 |
| Africa Capitals Quiz | 0 | - | 4.99 | 526,861 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 107,272 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 41,570 |
| Biggest Cities in Poland | 0 | - | 4.72 | 40,082 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,640 |
| Biggest Cities Starting With A | 0 | - | 4.54 | 86,856 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 120,802 |
| Biggest Cities Starting With C | 0 | - | 3.99 | 79,263 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,629 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,348 |
| Biggest Cities Starting With K | 0 | - | 4.35 | 63,334 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 84,863 |
| Biggest Cities Starting With M | 0 | - | 4.47 | 98,559 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,411 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 92,605 |
| Biggest Cities Starting With T | 0 | - | 4.25 | 93,138 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 20,968 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,016 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.31 | 62,388 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,186 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,435 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 61,311 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.06 | 57,173 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,872 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.81 | 52,698 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,401 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,292 |
| Biggest U.S. Cities A-Z | 0 | - | 4.54 | 109,007 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 166,746 |
| Biggest Cities in France | 0 | - | 4.52 | 161,258 |
| Biggest Cities in Spain | 0 | - | 4.64 | 132,643 |
| Biggest Cities in Italy | 0 | - | 4.57 | 188,752 |
| Biggest Cities in California | 0 | - | 4.30 | 119,767 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,360 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 570,434 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,837 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,010 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,261 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 33,657 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,852 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,171 |
| Biggest Cities in Europe | 0 | - | 4.57 | 403,170 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,483 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,237 |
| Biggest Cities in Canada | 0 | - | 4.56 | 108,664 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,534 |
| North America Capitals Quiz | 0 | - | 4.99 | 154,501 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 184,874 |
| Asia Capitals Quiz | 0 | - | 4.97 | 500,874 |
| Biggest Cities in China | 0 | - | 4.42 | 118,031 |
| Summer Olympics Host Cities | 0 | - | 4.97 | 160,816 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,026 |
| Biggest Cities in Germany | 0 | - | 4.94 | 226,019 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,388 |
| Capitals in their Native Languages | 0 | - | 4.93 | 106,358 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 36,576 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 134,393 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,734 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 16,328 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,055 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,734 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,296 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,437 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,750 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,563 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,363 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,145 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,178 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,678 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,787 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,730 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,137 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,504 |
| Biggest Cities in Switzerland | 0 | - | 4.55 | 38,184 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,626 |
| Biggest Cities in India | 0 | - | 4.51 | 54,778 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,841 |
| Biggest City by Island | 0 | - | 4.49 | 42,180 |
| Official Cities in the UK | 0 | - | 4.89 | 197,053 |
| Biggest Cities in History | 0 | - | 4.49 | 70,418 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,797 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.29 | 37,849 |
| Random Capital to Country | 0 | - | 4.99 | 2,070,947 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,262 |
| Random Country to Capital | 0 | - | 4.98 | 693,523 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,258 |
| Coldest World Capitals | 0 | - | 4.97 | 105,185 |
| Europe Capital to Country | 0 | - | 4.99 | 198,797 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,172 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,145 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,021 |
| Same Letter Country and Capital | 0 | - | 4.98 | 103,319 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.49 | 51,823 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,909 |
| Most Populous World Capitals | 0 | - | 4.89 | 127,791 |
| Biggest City by Region | 0 | - | 4.50 | 29,066 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 39,156 |
| Biggest City by Region #2 | 0 | - | 4.46 | 19,776 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,420 |
| Biggest European Cities by Century | 0 | - | 4.96 | 104,967 |
| Capitals of Most Populated Countries | 0 | - | 4.97 | 107,532 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 224,398 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,863 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,059 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,100 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,330 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,565 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,483 |
| Biggest Two-Word Cities | 0 | - | 4.71 | 33,856 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,141 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,395 |
| World Capitals by Map | 0 | - | 5.00 | 189,759 |
| Cities of Ireland | 0 | - | 4.39 | 35,628 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,798 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 145,866 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 72,998 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,302 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 118,044 |
| Cities of China (With Some Help) | 0 | - | 4.76 | 23,484 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 33,827 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,652 |
| Top 50 Countries by Population - In Order | 0 | - | 4.96 | 217,271 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,377 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,611 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,607 |
| World Capitals by Proximity | 0 | - | 4.91 | 263,201 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,494 |
| Megacities on a World Map | 0 | - | 4.97 | 199,127 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 170,770 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,778 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,099 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,431 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,601 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,032 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 74,376 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 307,130 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 100,877 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,232 |
| U.S. State Capitals Map Quiz | 0 | - | 4.89 | 108,741 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.91 | 154,126 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 49,953 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 175,908 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.56 | 34,642 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,862 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 433,327 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,016 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 51,901 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 53,702 |
| All Cities in China with Population of 1 Million | 0 | - | 4.66 | 27,423 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,081 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 20,805 |
| All Cities in India with Population of 1 Million | 0 | - | 4.80 | 32,306 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,115 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,326 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,100 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,483 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 37,535 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 61,977 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,211 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.52 | 43,285 |
| Biggest Cities Near a Border | 0 | - | 4.11 | 14,539 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,398 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 260,865 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,373 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,731 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,524 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.33 | 22,134 |
| Ten Southernmost Megacities | 0 | - | 4.67 | 32,345 |
| Biggest Cities by Trait #2 | 0 | - | 4.31 | 12,256 |
| Flags to Largest Cities | 0 | - | 4.55 | 22,890 |
| 500 Biggest US Cities | 0 | - | 4.90 | 75,622 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,418 |
| Saint Lucia Country Quiz | 0 | - | 4.64 | 13,837 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,145 |
| Random European Capital to Country | 0 | - | 4.97 | 128,347 |
| Random European Country to Capital | 0 | - | 4.90 | 103,709 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,737 |
