| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 747,349 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,413,787 |
| World Capitals Quiz | 0 | - | 5.00 | 4,149,600 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,250,830 |
| South America Capitals Quiz | 0 | - | 4.99 | 384,089 |
| Biggest Cities in Texas | 0 | - | 4.24 | 105,842 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,347 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 160,754 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,378 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 301,831 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.61 | 93,353 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 130,677 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.82 | 102,722 |
| Biggest Cities by Language | 0 | - | 4.95 | 201,822 |
| Biggest Nordic Cities | 0 | - | 4.36 | 57,980 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 71,622 |
| Jewish Cities Quiz | 0 | - | 4.30 | 57,331 |
| Biggest Cities in Japan | 0 | - | 4.68 | 70,121 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 146,024 |
| Biggest Cities in Russia | 0 | - | 4.48 | 71,849 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 67,950 |
| Africa Capitals Quiz | 0 | - | 4.99 | 566,671 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 44,746 |
| Biggest Cities in Poland | 0 | - | 4.55 | 43,372 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 11,696 |
| Biggest Cities Starting With A | 0 | - | 4.50 | 104,410 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 138,707 |
| Biggest Cities Starting With C | 0 | - | 4.04 | 91,911 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 100,707 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 90,136 |
| Biggest Cities Starting With K | 0 | - | 4.27 | 74,415 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 102,358 |
| Biggest Cities Starting With M | 0 | - | 4.52 | 119,566 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 106,552 |
| Biggest Cities Starting With S | 0 | - | 4.36 | 107,189 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 99,300 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 22,931 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 78,136 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 65,157 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.21 | 73,180 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 79,153 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 63,161 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.13 | 58,951 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,288 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 54,083 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 57,248 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 64,348 |
| Biggest U.S. Cities A-Z | 0 | - | 4.52 | 114,951 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 174,057 |
| Biggest Cities in France | 0 | - | 4.45 | 172,085 |
| Biggest Cities in Spain | 0 | - | 4.60 | 140,865 |
| Biggest Cities in Italy | 0 | - | 4.60 | 200,073 |
| Biggest Cities in California | 0 | - | 4.33 | 124,249 |
| Biggest Cities in Florida | 0 | - | 4.17 | 63,910 |
| Biggest Cities in the World Quiz | 0 | - | 4.80 | 604,808 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,444 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 87,280 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 43,371 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 45,470 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,082 |
| Biggest Cities in New York State | 0 | - | 4.24 | 53,189 |
| Biggest Cities in Europe | 0 | - | 4.50 | 423,219 |
| Biggest Cities in Indiana | 0 | - | 4.24 | 18,556 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,180 |
| Biggest Cities in Canada | 0 | - | 4.60 | 113,330 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 33,636 |
| North America Capitals Quiz | 0 | - | 4.99 | 166,608 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 201,391 |
| Asia Capitals Quiz | 0 | - | 4.98 | 535,971 |
| Biggest Cities in China | 0 | - | 4.42 | 125,631 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 183,124 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 40,584 |
| Biggest Cities in Germany | 0 | - | 4.93 | 240,475 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,334 |
| Second Biggest Cities Quiz | 0 | - | 4.22 | 37,584 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 140,767 |
| Biggest City in Every Country | 0 | - | 4.97 | 71,374 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,237 |
| Biggest Cities in Colorado | 0 | - | 4.02 | 28,393 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,518 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 21,503 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 22,905 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 29,894 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 21,832 |
| Biggest Cities in Georgia | 0 | - | 3.81 | 20,413 |
| Biggest Cities in Massachusetts | 0 | - | 4.33 | 25,693 |
| Biggest Cities in Missouri | 0 | - | 4.19 | 14,993 |
| Biggest Cities in Oregon | 0 | - | 4.05 | 17,587 |
| Biggest Cities in Alaska | 0 | - | 4.26 | 22,147 |
| Biggest City by Time Zone | 0 | - | 4.76 | 51,228 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 94,625 |
| Biggest English Cities by Century | 0 | - | 4.92 | 91,483 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 40,706 |
| Biggest European Cities by Letter | 0 | - | 4.47 | 113,522 |
| Biggest Cities in India | 0 | - | 4.60 | 58,039 |
| Biggest Cities in Asia | 0 | - | 4.91 | 89,469 |
| Biggest City by Island | 0 | - | 4.49 | 43,907 |
| Official Cities in the UK | 0 | - | 4.89 | 211,396 |
| Biggest Cities in History | 0 | - | 4.46 | 74,376 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 41,309 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 38,957 |
| Random Capital to Country | 0 | - | 4.99 | 2,177,465 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 61,617 |
| Random Country to Capital | 0 | - | 4.97 | 731,596 |
| Five Biggest Cities by Country | 0 | - | 4.60 | 142,043 |
| Europe Capital to Country | 0 | - | 4.99 | 206,183 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 58,404 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 65,087 |
| Biggest Coastal City by Country | 0 | - | 4.55 | 25,850 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 60,629 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,260 |
| Most Populous World Capitals | 0 | - | 4.89 | 132,486 |
| Biggest City by Region | 0 | - | 4.47 | 31,186 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 50,160 |
| Biggest City by Region #2 | 0 | - | 4.43 | 21,441 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 26,819 |
| Biggest European Cities by Century | 0 | - | 4.95 | 111,080 |
| Capitals of Most Populated Countries | 0 | - | 4.96 | 111,289 |
| U.S. Cities by Hispanic Population | 0 | - | 4.23 | 23,543 |
| Biggest Cities by Latitude | 0 | - | 4.70 | 25,145 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 63,953 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 41,196 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.60 | 61,194 |
| Biggest Axis-Controlled Cities | 0 | - | 4.25 | 32,421 |
| Biggest Two-Word Cities | 0 | - | 4.62 | 36,462 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 62,433 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.71 | 58,976 |
| World Capitals by Map | 0 | - | 5.00 | 211,028 |
| Cities of Ireland | 0 | - | 4.42 | 37,176 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 37,034 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 154,277 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 84,859 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.79 | 48,214 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 123,765 |
| Cities of China (With Some Help) | 0 | - | 4.84 | 25,673 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 39,888 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 45,167 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 41,426 |
| Biggest Cities in the UK | 0 | - | 4.42 | 84,773 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 86,418 |
| World Capitals by Proximity | 0 | - | 4.91 | 272,483 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 61,318 |
| Megacities on a World Map | 0 | - | 4.98 | 207,476 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 183,655 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 50,811 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 100,551 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 77,742 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 40,803 |
| Ten Northernmost Megacities | 0 | - | 4.40 | 45,269 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.96 | 84,853 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 337,290 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.30 | 34,005 |
| U.S. State Capitals Map Quiz | 0 | - | 4.87 | 114,314 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 162,065 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 52,195 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.87 | 184,278 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.45 | 36,202 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.45 | 37,743 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 472,169 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.15 | 73,343 |
| Megacities on an Empty Map | 0 | - | 4.96 | 81,230 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 55,752 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 57,677 |
| All Cities in China with Population of 1 Million | 0 | - | 4.54 | 33,474 |
| Northernmost Major City by Country | 0 | - | 4.51 | 29,221 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 24,310 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 36,040 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 58,778 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 46,516 |
| Two Largest Cities by First Two Letters | 0 | - | 4.59 | 58,831 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 37,848 |
| Largest World Capitals with Exceptions | 0 | - | 4.70 | 48,464 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 64,792 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 56,207 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.61 | 53,253 |
| Biggest Cities Near a Border | 0 | - | 4.13 | 15,472 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 39,511 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 278,150 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 86,361 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 64,905 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 31,993 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.36 | 28,394 |
| Ten Southernmost Megacities | 0 | - | 4.80 | 43,853 |
| Biggest Cities by Trait #2 | 0 | - | 4.34 | 13,205 |
| Flags to Largest Cities | 0 | - | 4.60 | 26,196 |
| 500 Biggest US Cities | 0 | - | 4.85 | 84,188 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,396 |
| Saint Lucia Country Quiz | 0 | - | 4.62 | 14,886 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 66,498 |
| Random European Capital to Country | 0 | - | 4.97 | 137,215 |
| Random European Country to Capital | 0 | - | 4.88 | 123,885 |
| Biggest Cities in France - Extreme | 0 | - | 4.85 | 36,213 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.71 | 51,392 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.84 | 62,418 |
| Biggest Cities in the World - 2100 | 0 | - | 4.28 | 72,615 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.56 | 22,918 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 31,110 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.85 | 54,575 |
| Biggest Cities in Australia on a Map | 0 | - | 4.60 | 29,485 |
| Largest Nordic Cities on a Map | 0 | - | 4.52 | 17,082 |
