| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.92 | 708,922 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,340,211 |
| Biggest Cities in Texas | 0 | - | 4.20 | 95,098 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,936 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,825 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,130 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,148 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 89,947 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,830 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,180 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,219 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,530 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,354 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,641 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 132,989 |
| Biggest Cities in Russia | 0 | - | 4.48 | 68,846 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,750 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,234 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,690 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 87,103 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 121,047 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,816 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,787 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 85,080 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 98,849 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,657 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,068 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,234 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 62,585 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,566 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,626 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,456 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,311 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,997 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,823 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,548 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,449 |
| Biggest U.S. Cities A-Z | 0 | - | 4.54 | 109,198 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 167,113 |
| Biggest Cities in France | 0 | - | 4.52 | 161,748 |
| Biggest Cities in Spain | 0 | - | 4.65 | 133,033 |
| Biggest Cities in Italy | 0 | - | 4.63 | 189,276 |
| Biggest Cities in California | 0 | - | 4.30 | 119,970 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,500 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 572,057 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,910 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,189 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,348 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 36,171 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,888 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,267 |
| Biggest Cities in Europe | 0 | - | 4.63 | 404,055 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,541 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,277 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,864 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,635 |
| Vietnam War Countries | 0 | - | 4.78 | 76,780 |
| Asia Capitals Quiz | 0 | - | 4.97 | 502,531 |
| Biggest Cities in China | 0 | - | 4.42 | 118,381 |
| Asian Cities by Clue | 0 | - | 4.66 | 22,478 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,095 |
| Biggest Cities in Germany | 0 | - | 4.94 | 226,826 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,466 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 134,993 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,877 |
| Biggest Cities in Louisiana | 0 | - | 3.98 | 16,360 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,120 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,812 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,340 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,502 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,822 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,608 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,395 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,197 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,213 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,715 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,846 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,811 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,227 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,802 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,332 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,910 |
| Biggest Cities in India | 0 | - | 4.52 | 54,925 |
| Biggest Cities in Asia | 0 | - | 4.87 | 86,027 |
| Biggest City by Island | 0 | - | 4.49 | 42,260 |
| Asia Capital to Country | 0 | - | 4.96 | 95,785 |
| Biggest Cities in History | 0 | - | 4.47 | 70,685 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,884 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,417 |
| Singapore Country Quiz | 0 | - | 4.65 | 33,858 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,543 |
| Philippines Country Quiz | 0 | - | 4.48 | 53,717 |
| Vietnam Country Quiz | 0 | - | 4.65 | 49,916 |
| Thailand Country Quiz | 0 | - | 4.47 | 39,786 |
| Indonesia Country Quiz | 0 | - | 4.82 | 55,623 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,266 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,236 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,118 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.57 | 58,672 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,976 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,255 |
| Biggest City by Region | 0 | - | 4.50 | 29,184 |
| Most Populous 2nd Cities | 0 | - | 4.53 | 39,289 |
| Biggest City by Region #2 | 0 | - | 4.44 | 19,882 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,466 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,236 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 72,043 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,892 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,115 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,273 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,414 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,699 |
| Biggest Two-Word Cities | 0 | - | 4.71 | 33,997 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,333 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,566 |
| Cities of Ireland | 0 | - | 4.40 | 35,700 |
| Largest Indonesian Islands | 0 | - | 4.53 | 38,212 |
| Largest Philippines Islands | 0 | - | 4.59 | 16,700 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,874 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,330 |
| Myanmar Country Quiz | 0 | - | 4.49 | 23,021 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,195 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,392 |
| Countries Closest to Indonesia | 0 | - | 4.98 | 75,261 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,350 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,586 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 34,002 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,786 |
| Brunei Country Quiz | 0 | - | 4.86 | 16,296 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 127,182 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,467 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 40,270 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,850 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,822 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 29,890 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,611 |
| Megacities on a World Map | 0 | - | 4.97 | 199,791 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 174,614 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,871 |
| Asian Capitals by Map | 0 | - | 4.98 | 30,037 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,514 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,710 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,719 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,088 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 74,632 |
| Provinces of the Philippines | 0 | - | 4.54 | 24,867 |
| Countries Closest to Vietnam | 0 | - | 4.97 | 70,288 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 312,805 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,293 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,078 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,727 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,952 |
| World Capitals Closest to Bangkok | 0 | - | 4.94 | 34,374 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 434,746 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,228 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.86 | 41,291 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 63,011 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,063 |
| Southeast Asian Cities by Map | 0 | - | 4.55 | 17,649 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 53,997 |
| All Cities in China with Population of 1 Million | 0 | - | 4.66 | 27,653 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,134 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,099 |
| All Cities in India with Population of 1 Million | 0 | - | 4.80 | 32,845 |
| Asian Coastal Capitals | 0 | - | 4.55 | 17,713 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,326 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,461 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 76,057 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,237 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,572 |
| Countries Bordering Myanmar | 0 | - | 4.84 | 62,973 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.98 | 81,194 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.86 | 41,990 |
| Most Guessed Asian Capitals | 0 | - | 4.43 | 40,901 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 37,782 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 62,108 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,315 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,383 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,513 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 261,765 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,704 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,873 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,590 |
| Ten Southernmost Megacities | 0 | - | 4.68 | 32,432 |
| Which City in the Middle East? | 0 | - | 4.46 | 46,060 |
| Flags to Largest Cities | 0 | - | 4.55 | 23,082 |
| 500 Biggest US Cities | 0 | - | 4.88 | 76,066 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,464 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,893 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,387 |
| Random Asian Capital to Country | 0 | - | 4.97 | 63,153 |
| Random Asian Country to Capital | 0 | - | 4.92 | 64,612 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,960 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,335 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 51,207 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.48 | 21,883 |
| East Timor Country Quiz | 0 | - | 4.46 | 17,520 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 21,711 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 27,526 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.82 | 42,064 |
