| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 706,569 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,335,390 |
| Biggest Cities in Texas | 0 | - | 4.20 | 94,871 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,874 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,633 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,081 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 287,442 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.54 | 89,721 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,672 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 98,999 |
| Biggest Cities by Language | 0 | - | 4.95 | 193,607 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,459 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,222 |
| Jewish Cities Quiz | 0 | - | 4.31 | 55,723 |
| Biggest Cities in Japan | 0 | - | 4.73 | 66,468 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 132,682 |
| Biggest Cities in Russia | 0 | - | 4.48 | 68,680 |
| Fastest Growing U.S. Cities | 0 | - | 4.26 | 58,132 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 41,553 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,061 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,639 |
| Biggest Cities Starting With A | 0 | - | 4.54 | 86,835 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 120,780 |
| Biggest Cities Starting With C | 0 | - | 3.99 | 79,256 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,613 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,321 |
| Biggest Cities Starting With K | 0 | - | 4.35 | 63,327 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 84,842 |
| Biggest Cities Starting With M | 0 | - | 4.47 | 98,530 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,392 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 92,576 |
| Biggest Cities Starting With T | 0 | - | 4.25 | 93,112 |
| Biggest Cities in Mexico | 0 | - | 4.51 | 20,959 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,000 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.31 | 62,375 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,175 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,427 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 61,301 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.09 | 57,167 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,862 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.81 | 52,694 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,394 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,281 |
| Biggest U.S. Cities A-Z | 0 | - | 4.52 | 108,980 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 166,704 |
| Biggest Cities in France | 0 | - | 4.52 | 161,209 |
| Biggest Cities in Spain | 0 | - | 4.64 | 132,595 |
| Biggest Cities in Italy | 0 | - | 4.57 | 188,690 |
| Biggest Cities in California | 0 | - | 4.30 | 119,738 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,333 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 570,278 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,829 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 83,986 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,249 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 33,648 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,848 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,162 |
| Biggest Cities in Europe | 0 | - | 4.56 | 403,081 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,479 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,232 |
| Biggest Cities in Canada | 0 | - | 4.56 | 108,636 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,525 |
| European Cities by Clue | 0 | - | 4.81 | 77,875 |
| Biggest Cities in China | 0 | - | 4.42 | 117,975 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,012 |
| Biggest Cities in Germany | 0 | - | 4.94 | 225,973 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,372 |
| U.S. City Nicknames | 0 | - | 4.11 | 86,141 |
| World City Nicknames Quiz | 0 | - | 4.04 | 32,336 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 36,569 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 134,358 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,716 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 16,323 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,048 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,724 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,287 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,426 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,732 |
| Biggest Cities in Wisconsin | 0 | - | 4.41 | 20,557 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,357 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,139 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,176 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,673 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,779 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,728 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,124 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,486 |
| Biggest Cities in Switzerland | 0 | - | 4.55 | 38,169 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,614 |
| Biggest Cities in India | 0 | - | 4.51 | 54,766 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,820 |
| Biggest City by Island | 0 | - | 4.49 | 42,172 |
| Biggest Cities in History | 0 | - | 4.49 | 70,384 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,788 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.29 | 37,843 |
| Random Capital to Country | 0 | - | 4.99 | 2,070,276 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,249 |
| Random Country to Capital | 0 | - | 4.98 | 693,327 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,231 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,162 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,131 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,011 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.49 | 51,814 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,902 |
| Most Populous World Capitals | 0 | - | 4.89 | 127,760 |
| Biggest City by Region | 0 | - | 4.50 | 29,043 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 39,127 |
| Biggest City by Region #2 | 0 | - | 4.46 | 19,756 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,412 |
| Biggest European Cities by Century | 0 | - | 4.96 | 104,941 |
| Capitals of Most Populated Countries | 0 | - | 4.97 | 107,509 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,858 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,048 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,085 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,320 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,555 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,478 |
| Biggest Two-Word Cities | 0 | - | 4.71 | 33,834 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,118 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,382 |
| Cities of Ireland | 0 | - | 4.39 | 35,619 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,793 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 145,821 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 72,981 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,294 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 117,985 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,469 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 33,806 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,638 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,366 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,590 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,583 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,486 |
| Megacities on a World Map | 0 | - | 4.97 | 199,086 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 169,218 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,766 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 94,998 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,368 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,593 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,024 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 74,313 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 303,645 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,226 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 49,940 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.54 | 34,627 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,850 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 433,148 |
| Megacities on an Empty Map | 0 | - | 4.96 | 76,988 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 51,877 |
| All 3M Cities on the World Map | 0 | - | 4.93 | 53,678 |
| All Cities in China with Population of 1 Million | 0 | - | 4.65 | 27,390 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,073 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 20,749 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 32,069 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,092 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 42,307 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,092 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,476 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 37,476 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 61,965 |
| Divided World City Name Puzzle #1 | 0 | - | 4.90 | 29,647 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,195 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.52 | 43,267 |
| Biggest Cities Near a Border | 0 | - | 4.11 | 14,527 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,377 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 260,750 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,336 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,719 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,518 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.33 | 22,131 |
| Ten Southernmost Megacities | 0 | - | 4.67 | 32,338 |
| Which City in Europe? | 0 | - | 4.87 | 85,821 |
| Which City In the United Kingdom? | 0 | - | 4.95 | 63,899 |
| Biggest Cities by Trait #2 | 0 | - | 4.31 | 12,251 |
| Flags to Largest Cities | 0 | - | 4.55 | 22,867 |
| 500 Biggest US Cities | 0 | - | 4.90 | 75,563 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,413 |
| Which City in Canada? | 0 | - | 4.84 | 39,696 |
| Saint Lucia Country Quiz | 0 | - | 4.64 | 13,831 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,122 |
| Random European City to Country | 0 | - | 4.84 | 81,138 |
| Random European Capital to Country | 0 | - | 4.97 | 128,299 |
| Random European Country to Capital | 0 | - | 4.90 | 103,687 |
| Random State Capital to U.S. State | 0 | - | 4.82 | 58,420 |
| Random Asian Capital to Country | 0 | - | 4.97 | 62,942 |
| Random Asian Country to Capital | 0 | - | 4.92 | 64,377 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,715 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,004 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 50,752 |
| Biggest Cities in the World - 2100 | 0 | - | 4.29 | 67,530 |
| Name a Valid Capital #1 | 0 | - | 4.97 | 60,086 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 21,632 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 27,347 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.82 | 41,845 |
| Random World Capitals on a Map | 0 | - | 4.89 | 95,078 |
| Random African Capitals on a Map | 0 | - | 4.91 | 40,440 |
| Random European Capitals on a Map | 0 | - | 4.96 | 89,665 |
| Random U.S. State Capitals on a Map | 0 | - | 4.89 | 68,588 |
| Biggest Cities in Australia on a Map | 0 | - | 4.58 | 27,018 |
| Largest Nordic Cities on a Map | 0 | - | 4.48 | 15,516 |
