| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 745,734 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,410,289 |
| World Capitals Quiz | 0 | - | 5.00 | 4,141,539 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,247,989 |
| South America Capitals Quiz | 0 | - | 4.99 | 383,113 |
| Biggest Cities in Texas | 0 | - | 4.24 | 105,712 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,309 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 160,611 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,357 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 301,239 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.61 | 93,244 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 130,581 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 102,593 |
| Biggest Cities by Language | 0 | - | 4.95 | 201,523 |
| Biggest Nordic Cities | 0 | - | 4.36 | 57,929 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 71,554 |
| Jewish Cities Quiz | 0 | - | 4.30 | 57,272 |
| Biggest Cities in Japan | 0 | - | 4.68 | 70,009 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 145,810 |
| Biggest Cities in Russia | 0 | - | 4.48 | 71,756 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 67,910 |
| Africa Capitals Quiz | 0 | - | 4.99 | 565,294 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 44,656 |
| Biggest Cities in Poland | 0 | - | 4.55 | 43,268 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 11,671 |
| Biggest Cities Starting With A | 0 | - | 4.49 | 104,158 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 138,269 |
| Biggest Cities Starting With C | 0 | - | 4.04 | 91,768 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 100,496 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 89,934 |
| Biggest Cities Starting With K | 0 | - | 4.27 | 74,294 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 102,146 |
| Biggest Cities Starting With M | 0 | - | 4.52 | 119,311 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 106,318 |
| Biggest Cities Starting With S | 0 | - | 4.38 | 105,950 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 99,123 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 22,867 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 77,954 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 64,997 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.21 | 72,996 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 78,982 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 63,047 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.12 | 58,844 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,207 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 53,993 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 57,135 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 64,234 |
| Biggest U.S. Cities A-Z | 0 | - | 4.52 | 114,774 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 173,804 |
| Biggest Cities in France | 0 | - | 4.45 | 171,729 |
| Biggest Cities in Spain | 0 | - | 4.60 | 140,569 |
| Biggest Cities in Italy | 0 | - | 4.60 | 199,674 |
| Biggest Cities in California | 0 | - | 4.33 | 124,087 |
| Biggest Cities in Florida | 0 | - | 4.18 | 63,820 |
| Biggest Cities in the World Quiz | 0 | - | 4.80 | 603,511 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,384 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 87,150 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 43,304 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 45,363 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,049 |
| Biggest Cities in New York State | 0 | - | 4.24 | 53,127 |
| Biggest Cities in Europe | 0 | - | 4.50 | 422,467 |
| Biggest Cities in Indiana | 0 | - | 4.24 | 18,531 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,168 |
| Biggest Cities in Canada | 0 | - | 4.60 | 113,155 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 33,535 |
| North America Capitals Quiz | 0 | - | 4.99 | 166,092 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 200,634 |
| Asia Capitals Quiz | 0 | - | 4.98 | 534,553 |
| Biggest Cities in China | 0 | - | 4.42 | 125,286 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 182,869 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 40,533 |
| Biggest Cities in Germany | 0 | - | 4.94 | 239,968 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,288 |
| Second Biggest Cities Quiz | 0 | - | 4.22 | 37,550 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 140,576 |
| Biggest City in Every Country | 0 | - | 4.97 | 71,256 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,219 |
| Biggest Cities in Colorado | 0 | - | 4.01 | 28,360 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,473 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 21,477 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 22,875 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 29,834 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 21,796 |
| Biggest Cities in Georgia | 0 | - | 3.81 | 20,391 |
| Biggest Cities in Massachusetts | 0 | - | 4.33 | 25,638 |
| Biggest Cities in Missouri | 0 | - | 4.17 | 14,974 |
| Biggest Cities in Oregon | 0 | - | 4.05 | 17,561 |
| Biggest Cities in Alaska | 0 | - | 4.26 | 22,111 |
| Biggest City by Time Zone | 0 | - | 4.76 | 51,175 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 94,524 |
| Biggest English Cities by Century | 0 | - | 4.92 | 91,270 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 40,633 |
| Biggest European Cities by Letter | 0 | - | 4.47 | 113,406 |
| Biggest Cities in India | 0 | - | 4.60 | 57,919 |
| Biggest Cities in Asia | 0 | - | 4.91 | 89,337 |
| Biggest City by Island | 0 | - | 4.49 | 43,836 |
| Official Cities in the UK | 0 | - | 4.89 | 210,925 |
| Biggest Cities in History | 0 | - | 4.46 | 74,204 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 41,249 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 38,914 |
| Random Capital to Country | 0 | - | 4.99 | 2,173,254 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 61,498 |
| Random Country to Capital | 0 | - | 4.97 | 730,405 |
| Five Biggest Cities by Country | 0 | - | 4.60 | 141,830 |
| Europe Capital to Country | 0 | - | 4.99 | 205,947 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 58,326 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 64,995 |
| Biggest Coastal City by Country | 0 | - | 4.55 | 25,773 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 60,561 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,188 |
| Most Populous World Capitals | 0 | - | 4.89 | 132,367 |
| Biggest City by Region | 0 | - | 4.47 | 31,112 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 50,104 |
| Biggest City by Region #2 | 0 | - | 4.43 | 21,394 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 26,767 |
| Biggest European Cities by Century | 0 | - | 4.95 | 110,876 |
| Capitals of Most Populated Countries | 0 | - | 4.96 | 111,181 |
| U.S. Cities by Hispanic Population | 0 | - | 4.23 | 23,520 |
| Biggest Cities by Latitude | 0 | - | 4.70 | 25,106 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 63,771 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 41,125 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.60 | 61,110 |
| Biggest Axis-Controlled Cities | 0 | - | 4.25 | 32,385 |
| Biggest Two-Word Cities | 0 | - | 4.62 | 36,366 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 62,291 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.71 | 58,855 |
| World Capitals by Map | 0 | - | 5.00 | 210,461 |
| Cities of Ireland | 0 | - | 4.42 | 37,090 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 36,991 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 153,696 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 84,667 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.79 | 48,132 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 123,608 |
| Cities of China (With Some Help) | 0 | - | 4.84 | 25,586 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 39,795 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 45,067 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 41,362 |
| Biggest Cities in the UK | 0 | - | 4.42 | 84,613 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.93 | 86,237 |
| World Capitals by Proximity | 0 | - | 4.91 | 272,116 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 61,178 |
| Megacities on a World Map | 0 | - | 4.98 | 207,130 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 183,347 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 50,718 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 100,389 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 77,578 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 40,731 |
| Ten Northernmost Megacities | 0 | - | 4.43 | 45,243 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.96 | 84,698 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 336,430 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.30 | 33,955 |
| U.S. State Capitals Map Quiz | 0 | - | 4.87 | 114,041 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 161,457 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 52,119 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.87 | 183,955 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.47 | 36,148 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.45 | 37,673 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 471,039 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.14 | 72,894 |
| Megacities on an Empty Map | 0 | - | 4.96 | 81,081 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 55,628 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 57,544 |
| All Cities in China with Population of 1 Million | 0 | - | 4.53 | 33,358 |
| Northernmost Major City by Country | 0 | - | 4.51 | 29,180 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 24,208 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 35,942 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 58,634 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 46,350 |
| Two Largest Cities by First Two Letters | 0 | - | 4.59 | 58,743 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 37,795 |
| Largest World Capitals with Exceptions | 0 | - | 4.70 | 48,385 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.69 | 64,688 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 56,132 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 53,177 |
| Biggest Cities Near a Border | 0 | - | 4.13 | 15,445 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 39,442 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 277,504 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 86,119 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 64,789 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 31,927 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.36 | 28,370 |
| Ten Southernmost Megacities | 0 | - | 4.80 | 43,798 |
| Biggest Cities by Trait #2 | 0 | - | 4.34 | 13,175 |
| Flags to Largest Cities | 0 | - | 4.60 | 26,077 |
| 500 Biggest US Cities | 0 | - | 4.85 | 83,891 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,356 |
| Saint Lucia Country Quiz | 0 | - | 4.62 | 14,849 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 65,426 |
| Random European Capital to Country | 0 | - | 4.97 | 136,913 |
| Random European Country to Capital | 0 | - | 4.88 | 123,559 |
| Biggest Cities in France - Extreme | 0 | - | 4.85 | 36,061 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.71 | 51,130 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.84 | 62,109 |
| Biggest Cities in the World - 2100 | 0 | - | 4.28 | 72,438 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.56 | 22,874 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 30,989 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.85 | 54,467 |
| Biggest Cities in Australia on a Map | 0 | - | 4.60 | 29,402 |
| Largest Nordic Cities on a Map | 0 | - | 4.51 | 17,029 |
