| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 706,864 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,335,994 |
| Biggest Cities in Texas | 0 | - | 4.20 | 94,896 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,879 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,653 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,082 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 287,549 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.54 | 89,750 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,689 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,028 |
| Biggest Cities by Language | 0 | - | 4.95 | 193,646 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,467 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,236 |
| Biggest Cities in Japan | 0 | - | 4.72 | 66,487 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 132,717 |
| Biggest Cities in Russia | 0 | - | 4.48 | 68,702 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 41,573 |
| Biggest Cities in Poland | 0 | - | 4.72 | 40,085 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,642 |
| Biggest Cities Starting With A | 0 | - | 4.54 | 86,859 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 120,806 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,632 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,352 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 84,866 |
| Biggest Cities Starting With M | 0 | - | 4.47 | 98,563 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,418 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 20,970 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,018 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.31 | 62,390 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,189 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,437 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 61,313 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.06 | 57,175 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,874 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.81 | 52,700 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,403 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,294 |
| Biggest U.S. Cities A-Z | 0 | - | 4.54 | 109,008 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 166,753 |
| Biggest Cities in France | 0 | - | 4.52 | 161,262 |
| Biggest Cities in Spain | 0 | - | 4.64 | 132,646 |
| Biggest Cities in Italy | 0 | - | 4.57 | 188,758 |
| Biggest Cities in California | 0 | - | 4.30 | 119,773 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,364 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 570,458 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,837 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,013 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,262 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 33,659 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,853 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,173 |
| Biggest Cities in Europe | 0 | - | 4.57 | 403,184 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,484 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,238 |
| Biggest Cities in Canada | 0 | - | 4.56 | 108,668 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,537 |
| Vietnam War Countries | 0 | - | 4.78 | 76,576 |
| Asia Capitals Quiz | 0 | - | 4.97 | 500,910 |
| Biggest Cities in China | 0 | - | 4.42 | 118,040 |
| Asian Cities by Clue | 0 | - | 4.66 | 22,388 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,027 |
| Biggest Cities in Germany | 0 | - | 4.94 | 226,032 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,390 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 134,394 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,736 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 16,329 |
| 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 | 16,789 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,734 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,140 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,514 |
| Biggest Cities in Switzerland | 0 | - | 4.55 | 38,186 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,626 |
| Biggest Cities in India | 0 | - | 4.51 | 54,784 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,845 |
| Biggest City by Island | 0 | - | 4.49 | 42,181 |
| Asia Capital to Country | 0 | - | 4.96 | 95,589 |
| Biggest Cities in History | 0 | - | 4.49 | 70,427 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,799 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,262 |
| Singapore Country Quiz | 0 | - | 4.64 | 33,717 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,263 |
| Philippines Country Quiz | 0 | - | 4.48 | 53,481 |
| Vietnam Country Quiz | 0 | - | 4.64 | 49,772 |
| Thailand Country Quiz | 0 | - | 4.47 | 39,652 |
| Indonesia Country Quiz | 0 | - | 4.82 | 55,424 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,173 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,149 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,022 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.49 | 51,824 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,910 |
| Most Populous World Capitals | 0 | - | 4.89 | 127,793 |
| Biggest City by Region | 0 | - | 4.50 | 29,067 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 39,161 |
| Biggest City by Region #2 | 0 | - | 4.46 | 19,778 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,422 |
| Biggest European Cities by Century | 0 | - | 4.96 | 104,974 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 71,879 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,863 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,062 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,104 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,332 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,567 |
| Biggest Two-Word Cities | 0 | - | 4.71 | 33,858 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,143 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,401 |
| Cities of Ireland | 0 | - | 4.39 | 35,629 |
| Largest Indonesian Islands | 0 | - | 4.57 | 37,561 |
| Largest Philippines Islands | 0 | - | 4.59 | 16,608 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,800 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 145,877 |
| Myanmar Country Quiz | 0 | - | 4.49 | 22,929 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,000 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,303 |
| Countries Closest to Indonesia | 0 | - | 4.98 | 74,976 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 118,047 |
| Cities of China (With Some Help) | 0 | - | 4.76 | 23,487 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 33,829 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,656 |
| Brunei Country Quiz | 0 | - | 4.84 | 16,219 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 126,900 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,382 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 40,073 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,614 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,608 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 29,815 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,496 |
| Megacities on a World Map | 0 | - | 4.97 | 199,167 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 171,023 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,778 |
| Asian Capitals by Map | 0 | - | 4.98 | 29,465 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,118 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,440 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,606 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,033 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 74,387 |
| Provinces of the Philippines | 0 | - | 4.54 | 24,552 |
| Countries Closest to Vietnam | 0 | - | 4.97 | 70,100 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 307,464 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,234 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 49,955 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.56 | 34,642 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,865 |
| World Capitals Closest to Bangkok | 0 | - | 4.94 | 34,275 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 433,346 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,020 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.86 | 41,206 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 62,798 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 51,902 |
| Southeast Asian Cities by Map | 0 | - | 4.54 | 17,577 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 53,709 |
| All Cities in China with Population of 1 Million | 0 | - | 4.66 | 27,430 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,082 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 20,810 |
| All Cities in India with Population of 1 Million | 0 | - | 4.80 | 32,342 |
| Asian Coastal Capitals | 0 | - | 4.55 | 17,652 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,115 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,331 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 75,888 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,103 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,485 |
| Countries Bordering Myanmar | 0 | - | 4.84 | 62,803 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.98 | 80,912 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.86 | 41,849 |
| Most Guessed Asian Capitals | 0 | - | 4.43 | 40,806 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 37,546 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 61,978 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,212 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.52 | 43,286 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,403 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 260,885 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,384 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,731 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,525 |
| Ten Southernmost Megacities | 0 | - | 4.67 | 32,350 |
| Which City in the Middle East? | 0 | - | 4.46 | 45,970 |
| Flags to Largest Cities | 0 | - | 4.55 | 22,896 |
| 500 Biggest US Cities | 0 | - | 4.90 | 75,626 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,419 |
| Saint Lucia Country Quiz | 0 | - | 4.64 | 13,838 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,148 |
| Random Asian Capital to Country | 0 | - | 4.97 | 62,974 |
| Random Asian Country to Capital | 0 | - | 4.92 | 64,407 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,744 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,047 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 50,802 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.48 | 21,829 |
| East Timor Country Quiz | 0 | - | 4.46 | 17,437 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 21,638 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 27,365 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.82 | 41,869 |
