| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 713,110 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,349,164 |
| South America Capitals Quiz | 0 | - | 4.99 | 363,931 |
| Biggest Cities in Texas | 0 | - | 4.21 | 96,641 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 25,046 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 157,165 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,236 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 289,671 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.57 | 90,441 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 128,136 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,692 |
| Biggest Cities by Language | 0 | - | 4.95 | 195,026 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,694 |
| Biggest Mediterranean Cities | 0 | - | 4.64 | 69,624 |
| Jewish Cities Quiz | 0 | - | 4.32 | 55,944 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,981 |
| Biggest US Cities by Decade | 0 | - | 4.93 | 133,507 |
| Biggest Cities in Russia | 0 | - | 4.49 | 69,111 |
| Fastest Growing U.S. Cities | 0 | - | 4.26 | 58,253 |
| Africa Capitals Quiz | 0 | - | 4.99 | 533,163 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 42,034 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,548 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,798 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 87,513 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 121,470 |
| Biggest Cities Starting With C | 0 | - | 3.99 | 79,603 |
| Biggest Cities Starting With D | 0 | - | 4.47 | 85,134 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 76,130 |
| Biggest Cities Starting With K | 0 | - | 4.34 | 63,711 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 85,468 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 99,328 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 88,024 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 93,152 |
| Biggest Cities Starting With T | 0 | - | 4.25 | 93,711 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,221 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,500 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 62,820 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,791 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,853 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,607 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,466 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 18,109 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,928 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,714 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,617 |
| Biggest U.S. Cities A-Z | 0 | - | 4.55 | 109,759 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 167,767 |
| Australian States and Territories Quiz | 0 | - | 4.96 | 103,729 |
| Biggest Cities in France | 0 | - | 4.53 | 162,840 |
| Biggest Cities in Spain | 0 | - | 4.66 | 133,928 |
| Biggest Cities in Italy | 0 | - | 4.64 | 190,417 |
| Biggest Cities in California | 0 | - | 4.30 | 120,315 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,688 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 575,661 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 20,051 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 84,469 |
| Biggest Cities in Ohio | 0 | - | 4.34 | 41,509 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 37,213 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,974 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,425 |
| Biggest Cities in Europe | 0 | - | 4.57 | 406,114 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,634 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,351 |
| Biggest Cities in Canada | 0 | - | 4.57 | 109,304 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,875 |
| North America Capitals Quiz | 0 | - | 4.99 | 156,338 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 187,279 |
| Asia Capitals Quiz | 0 | - | 4.97 | 505,881 |
| Biggest Cities in China | 0 | - | 4.46 | 119,189 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,197 |
| Biggest Cities in Germany | 0 | - | 4.94 | 228,344 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,644 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 36,721 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 135,599 |
| Biggest City in Every Country | 0 | - | 4.97 | 67,240 |
| Biggest Cities in Louisiana | 0 | - | 3.98 | 16,421 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,211 |
| Biggest Cities in Arizona | 0 | - | 4.25 | 24,933 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,446 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,645 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,955 |
| Biggest Cities in Wisconsin | 0 | - | 4.37 | 20,705 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,481 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,310 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,274 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,782 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,938 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,960 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 81,304 |
| Biggest English Cities by Century | 0 | - | 4.92 | 86,366 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,568 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 110,309 |
| Biggest Cities in India | 0 | - | 4.52 | 55,216 |
| Biggest Cities in Asia | 0 | - | 4.89 | 86,415 |
| Biggest City by Island | 0 | - | 4.49 | 42,453 |
| Official Cities in the UK | 0 | - | 4.89 | 199,221 |
| Asia Capital to Country | 0 | - | 4.96 | 96,463 |
| Biggest Cities in History | 0 | - | 4.48 | 71,183 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 40,055 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.29 | 38,000 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.96 | 58,712 |
| Five Biggest Cities by Country | 0 | - | 4.74 | 123,135 |
| Europe Capital to Country | 0 | - | 4.99 | 199,934 |
| Australia Cities Map Quiz | 0 | - | 4.86 | 110,208 |
| Australia Map Quiz | 0 | - | 4.94 | 283,700 |
| Flags of Oceania | 0 | - | 4.99 | 180,177 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,491 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,482 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,314 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.53 | 59,090 |
| Countries Closest to Australia | 0 | - | 4.99 | 133,047 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 16,120 |
| Most Populous World Capitals | 0 | - | 4.90 | 128,675 |
| Biggest City by Region | 0 | - | 4.50 | 29,467 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 48,291 |
| Biggest City by Region #2 | 0 | - | 4.44 | 20,103 |
| Oceania Map Quiz | 0 | - | 4.97 | 506,098 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,600 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,835 |
| Capitals of Most Populated Countries | 0 | - | 4.97 | 108,151 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,958 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,220 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.91 | 59,658 |
| Melbourne Suburbs | 0 | - | 4.65 | 28,410 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,624 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.65 | 59,003 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,614 |
| Biggest Two-Word Cities | 0 | - | 4.73 | 34,264 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,747 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.74 | 55,943 |
| Cities of Ireland | 0 | - | 4.40 | 35,853 |
| Largest Cities in Alexander's Empire | 0 | - | 4.42 | 35,815 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 147,141 |
| EU Capitals with No Hints | 0 | - | 4.94 | 99,393 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 73,600 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.80 | 46,570 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,941 |
| Top 10 Most Populous U.S. States | 0 | - | 4.96 | 123,950 |
| Top 10 Least Populous U.S. States | 0 | - | 4.95 | 147,357 |
| Cities of China (With Some Help) | 0 | - | 4.78 | 23,841 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 34,315 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 43,080 |
| Countries of Europe by Population | 0 | - | 4.98 | 109,209 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 169,744 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 128,208 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 124,307 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.90 | 34,718 |
| Biggest Cities in the UK | 0 | - | 4.42 | 80,442 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 82,260 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,925 |
| Megacities on a World Map | 0 | - | 4.97 | 200,751 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 175,810 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.79 | 49,081 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 96,045 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.84 | 74,106 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.78 | 38,951 |
| Ten Northernmost Megacities | 0 | - | 4.42 | 44,262 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 75,035 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 315,416 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 92,414 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 101,755 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,413 |
| U.S. State Capitals Map Quiz | 0 | - | 4.89 | 109,642 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.92 | 155,697 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,348 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.55 | 34,901 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.45 | 36,146 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 437,573 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,683 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,462 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 54,500 |
| All Cities in China with Population of 1 Million | 0 | - | 4.67 | 30,621 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,252 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,575 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 33,243 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,749 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,803 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,535 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,733 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 38,162 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.72 | 62,428 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,496 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,585 |
| Biggest Cities Near a Border | 0 | - | 4.11 | 14,709 |
| Biggest Cities in Deserts | 0 | - | 4.87 | 37,737 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 263,333 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.92 | 80,414 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 62,150 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,750 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.33 | 22,299 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 42,399 |
| Biggest Cities by Trait #2 | 0 | - | 4.31 | 12,396 |
| Which City in Australia? | 0 | - | 4.56 | 20,191 |
| Flags to Largest Cities | 0 | - | 4.57 | 23,437 |
| 500 Biggest US Cities | 0 | - | 4.87 | 77,173 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,558 |
| Saint Lucia Country Quiz | 0 | - | 4.58 | 13,986 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,860 |
| Random European Capital to Country | 0 | - | 4.97 | 129,564 |
| Random European Country to Capital | 0 | - | 4.90 | 104,514 |
