| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 796,877 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,498,957 |
| World Capitals Quiz | 0 | - | 5.00 | 4,402,065 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,338,307 |
| South America Capitals Quiz | 0 | - | 4.99 | 409,590 |
| Biggest Cities in Texas | 0 | - | 4.24 | 110,154 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 27,598 |
| Biggest Urban Areas in the UK | 0 | - | 4.36 | 166,063 |
| Biggest Cities in New Jersey | 0 | - | 4.05 | 24,580 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 317,767 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.68 | 97,451 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 134,899 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.85 | 107,117 |
| Biggest Cities by Language | 0 | - | 4.95 | 210,712 |
| Biggest Nordic Cities | 0 | - | 4.35 | 59,323 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 74,014 |
| Jewish Cities Quiz | 0 | - | 4.31 | 58,874 |
| Biggest Cities in Japan | 0 | - | 4.70 | 74,087 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 152,460 |
| Biggest Cities in Russia | 0 | - | 4.46 | 75,258 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 69,524 |
| Africa Capitals Quiz | 0 | - | 4.99 | 616,495 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 47,509 |
| Biggest Cities in Poland | 0 | - | 4.56 | 46,984 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.41 | 12,746 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 145,104 |
| Biggest Cities Starting With C | 0 | - | 4.03 | 95,449 |
| Biggest Cities Starting With D | 0 | - | 4.47 | 105,324 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 95,621 |
| Biggest Cities Starting With K | 0 | - | 4.27 | 77,483 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 108,152 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 125,963 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 112,331 |
| Biggest Cities Starting With S | 0 | - | 4.35 | 112,493 |
| Biggest Cities Starting With T | 0 | - | 4.28 | 114,215 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 28,100 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.31 | 82,032 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.30 | 68,645 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 76,728 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.09 | 82,442 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 65,327 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.15 | 61,078 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.15 | 20,903 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.86 | 55,473 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.19 | 59,330 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 66,737 |
| Biggest U.S. Cities A-Z | 0 | - | 4.52 | 120,977 |
| Biggest World Cities A-Z | 0 | - | 4.42 | 188,287 |
| Biggest Cities in France | 0 | - | 4.62 | 194,700 |
| Biggest Cities in Spain | 0 | - | 4.48 | 150,491 |
| Biggest Cities in Italy | 0 | - | 4.62 | 212,844 |
| Biggest Cities in California | 0 | - | 4.34 | 128,907 |
| Biggest Cities in Florida | 0 | - | 4.19 | 66,576 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 652,421 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,505 |
| Biggest Cities in Ohio | 0 | - | 4.36 | 45,207 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 48,991 |
| Biggest Cities in Michigan | 0 | - | 3.97 | 32,006 |
| Biggest Cities in New York State | 0 | - | 4.23 | 55,220 |
| Biggest Cities in Europe | 0 | - | 4.50 | 444,409 |
| Biggest Cities in Indiana | 0 | - | 4.28 | 19,493 |
| Biggest Cities in Tennessee | 0 | - | 4.24 | 18,892 |
| Biggest Cities in Canada | 0 | - | 4.68 | 118,449 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 36,558 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 220,772 |
| Asia Capitals Quiz | 0 | - | 4.98 | 577,229 |
| Biggest Cities in China | 0 | - | 4.44 | 134,439 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 190,589 |
| Biggest Cities in Pennsylvania | 0 | - | 4.14 | 42,245 |
| Biggest Cities in Germany | 0 | - | 4.94 | 257,530 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 59,488 |
| Second Biggest Cities Quiz | 0 | - | 4.20 | 38,663 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 148,129 |
| Biggest City in Every Country | 0 | - | 4.98 | 75,209 |
| Biggest Cities in Louisiana | 0 | - | 4.06 | 17,954 |
| Biggest Cities in Colorado | 0 | - | 4.03 | 29,573 |
| Biggest Cities in Arizona | 0 | - | 4.22 | 27,987 |
| Biggest Cities in Virginia | 0 | - | 4.23 | 22,576 |
| Biggest Cities in Illinois | 0 | - | 4.33 | 24,077 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 31,488 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 23,083 |
| Biggest Cities in Georgia | 0 | - | 3.86 | 21,297 |
| Biggest Cities in Massachusetts | 0 | - | 4.35 | 27,077 |
| Biggest Cities in Missouri | 0 | - | 4.20 | 15,630 |
| Biggest Cities in Oregon | 0 | - | 4.10 | 18,455 |
| Biggest Cities in Alaska | 0 | - | 4.23 | 23,208 |
| Biggest City by Time Zone | 0 | - | 4.80 | 52,771 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.46 | 96,979 |
| Biggest English Cities by Century | 0 | - | 4.93 | 97,721 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 42,873 |
| Biggest European Cities by Letter | 0 | - | 4.52 | 117,262 |
| Biggest Cities in India | 0 | - | 4.61 | 61,297 |
| Biggest Cities in Asia | 0 | - | 4.93 | 93,726 |
| Biggest City by Island | 0 | - | 4.51 | 45,334 |
| Official Cities in the UK | 0 | - | 4.88 | 226,981 |
| Biggest Cities in History | 0 | - | 4.47 | 78,419 |
| Biggest Cities by Trait #1 | 0 | - | 4.42 | 42,606 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,673 |
| Random Capital to Country | 0 | - | 4.99 | 2,313,277 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 64,049 |
| Random Country to Capital | 0 | - | 4.98 | 784,254 |
| Five Biggest Cities by Country | 0 | - | 4.50 | 149,544 |
| Europe Capital to Country | 0 | - | 4.99 | 215,150 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 60,789 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 67,181 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 26,853 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 62,436 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 18,480 |
| Most Populous World Capitals | 0 | - | 4.90 | 143,351 |
| Biggest City by Region | 0 | - | 4.45 | 32,771 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 52,446 |
| Biggest City by Region #2 | 0 | - | 4.45 | 22,571 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.42 | 28,105 |
| Biggest European Cities by Century | 0 | - | 4.96 | 116,704 |
| Capitals of the Most Populated Countries | 0 | - | 4.97 | 115,169 |
| U.S. Cities by Hispanic Population | 0 | - | 4.24 | 24,293 |
| Biggest Cities by Latitude | 0 | - | 4.74 | 25,990 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 69,571 |
| Largest World Cities With Four Letters | 0 | - | 4.43 | 42,829 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.63 | 64,143 |
| Biggest Axis-Controlled Cities | 0 | - | 4.28 | 36,487 |
| Biggest Two-Word Cities | 0 | - | 4.63 | 38,537 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 66,431 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.82 | 62,429 |
| World Capitals by Map | 0 | - | 5.00 | 233,533 |
| Cities of Ireland | 0 | - | 4.43 | 39,034 |
| Largest Cities in Alexander's Empire | 0 | - | 4.48 | 38,349 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 163,440 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 89,182 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 50,138 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 128,996 |
| Cities of China (With Some Help) | 0 | - | 4.88 | 27,680 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 42,185 |
| Biggest Cities with Exceptions | 0 | - | 4.84 | 51,113 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.85 | 43,324 |
| Biggest Cities in the UK | 0 | - | 4.41 | 91,285 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 91,763 |
| World Capitals by Proximity | 0 | - | 4.89 | 282,381 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 63,883 |
| Megacities on a World Map | 0 | - | 4.98 | 216,649 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 195,112 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 56,531 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 106,763 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.91 | 85,971 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.70 | 42,233 |
| Ten Northernmost Megacities | 0 | - | 4.42 | 46,540 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 89,396 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 362,348 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.29 | 36,252 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.85 | 188,362 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 54,848 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.87 | 203,395 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 37,440 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.47 | 39,538 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 502,512 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.21 | 86,441 |
| Megacities on an Empty Map | 0 | - | 4.96 | 85,735 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 58,761 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 61,708 |
| All Cities in China with Population of 1 Million | 0 | - | 4.61 | 37,031 |
| Northernmost Major City by Country | 0 | - | 4.53 | 30,412 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 27,656 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 39,640 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 62,444 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.44 | 51,926 |
| Two Largest Cities by First Two Letters | 0 | - | 4.64 | 65,632 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 39,630 |
| Largest World Capitals with Exceptions | 0 | - | 4.69 | 50,014 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 67,700 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.51 | 73,586 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 55,581 |
| Biggest Cities Near a Border | 0 | - | 4.13 | 17,137 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 41,212 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 297,521 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 94,427 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 68,014 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 33,492 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.37 | 29,579 |
| Ten Southernmost Megacities | 0 | - | 4.78 | 45,661 |
| Biggest Cities by Trait #2 | 0 | - | 4.33 | 13,940 |
| Flags to Largest Cities | 0 | - | 4.63 | 29,908 |
| 500 Biggest US Cities | 0 | - | 4.83 | 93,937 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 28,403 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,926 |
| Every 1,000,000+ City on a Map | 0 | - | 4.98 | 79,889 |
| Biggest Cities in France - Extreme | 0 | - | 4.90 | 41,878 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.76 | 61,907 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.88 | 72,734 |
| Biggest Cities in the World - 2100 | 0 | - | 4.26 | 78,742 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.60 | 24,177 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 34,808 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.89 | 57,940 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 32,024 |
| Largest Nordic Cities on a Map | 0 | - | 4.61 | 21,648 |
| Cities in Squares on a Map - North America | 0 | - | 4.35 | 18,922 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 20,219 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 50,832 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.39 | 22,043 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.53 | 35,935 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 40,217 |
