| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 797,579 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,499,858 |
| Biggest Cities in Texas | 0 | - | 4.24 | 110,187 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 27,605 |
| Biggest Urban Areas in the UK | 0 | - | 4.36 | 166,124 |
| Biggest Cities in New Jersey | 0 | - | 4.05 | 24,591 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 317,918 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.69 | 97,507 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 134,950 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.85 | 107,177 |
| Biggest Cities by Language | 0 | - | 4.95 | 210,842 |
| Biggest Nordic Cities | 0 | - | 4.35 | 59,341 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 74,038 |
| Biggest Cities in Japan | 0 | - | 4.70 | 74,111 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 152,527 |
| Biggest Cities in Russia | 0 | - | 4.46 | 75,293 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 47,535 |
| Biggest Cities in Poland | 0 | - | 4.56 | 47,028 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.41 | 12,752 |
| Biggest Cities Starting With A | 0 | - | 4.47 | 110,065 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 145,191 |
| Biggest Cities Starting With D | 0 | - | 4.47 | 105,383 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 95,699 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 108,229 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 126,046 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 112,393 |
| Biggest Cities Starting With S | 0 | - | 4.35 | 112,556 |
| Biggest Cities Starting With T | 0 | - | 4.28 | 114,285 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 28,138 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.31 | 82,088 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.30 | 68,682 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 76,772 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.09 | 82,466 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 65,347 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.15 | 61,101 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.15 | 20,924 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.86 | 55,487 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.19 | 59,355 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 66,763 |
| Biggest U.S. Cities A-Z | 0 | - | 4.51 | 121,042 |
| Biggest World Cities A-Z | 0 | - | 4.41 | 188,573 |
| Biggest Cities in France | 0 | - | 4.62 | 194,897 |
| Biggest Cities in Spain | 0 | - | 4.48 | 150,593 |
| Biggest Cities in Italy | 0 | - | 4.62 | 213,000 |
| Biggest Cities in California | 0 | - | 4.34 | 128,964 |
| Biggest Cities in Florida | 0 | - | 4.19 | 66,604 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 653,281 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,512 |
| Biggest Cities in Ohio | 0 | - | 4.36 | 45,230 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 49,039 |
| Biggest Cities in Michigan | 0 | - | 3.97 | 32,016 |
| Biggest Cities in New York State | 0 | - | 4.23 | 55,245 |
| Biggest Cities in Europe | 0 | - | 4.50 | 444,658 |
| Biggest Cities in Indiana | 0 | - | 4.28 | 19,504 |
| Biggest Cities in Tennessee | 0 | - | 4.24 | 18,894 |
| Biggest Cities in Canada | 0 | - | 4.68 | 118,528 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 36,585 |
| Asia Capitals Quiz | 0 | - | 4.98 | 577,765 |
| Biggest Cities in China | 0 | - | 4.44 | 134,604 |
| Asian Cities by Clue | 0 | - | 4.68 | 24,672 |
| Biggest Cities in Pennsylvania | 0 | - | 4.14 | 42,260 |
| Biggest Cities in Germany | 0 | - | 4.94 | 257,710 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 59,521 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 148,218 |
| Biggest City in Every Country | 0 | - | 4.98 | 75,253 |
| Biggest Cities in Louisiana | 0 | - | 4.06 | 17,964 |
| Biggest Cities in Colorado | 0 | - | 4.03 | 29,584 |
| Biggest Cities in Arizona | 0 | - | 4.22 | 27,996 |
| Biggest Cities in Virginia | 0 | - | 4.23 | 22,592 |
| Biggest Cities in Illinois | 0 | - | 4.33 | 24,091 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 31,499 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 23,100 |
| Biggest Cities in Georgia | 0 | - | 3.86 | 21,306 |
| Biggest Cities in Massachusetts | 0 | - | 4.35 | 27,109 |
| Biggest Cities in Missouri | 0 | - | 4.20 | 15,638 |
| Biggest Cities in Oregon | 0 | - | 4.10 | 18,461 |
| Biggest Cities in Alaska | 0 | - | 4.23 | 23,215 |
| Biggest City by Time Zone | 0 | - | 4.80 | 52,789 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.46 | 96,989 |
| Biggest English Cities by Century | 0 | - | 4.93 | 97,770 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 42,898 |
| Biggest European Cities by Letter | 0 | - | 4.52 | 117,320 |
| Biggest Cities in India | 0 | - | 4.61 | 61,340 |
| Biggest Cities in Asia | 0 | - | 4.93 | 93,786 |
| Biggest City by Island | 0 | - | 4.51 | 45,342 |
| Asia Capital to Country | 0 | - | 4.95 | 103,770 |
| Biggest Cities in History | 0 | - | 4.47 | 78,485 |
| Biggest Cities by Trait #1 | 0 | - | 4.42 | 42,620 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 64,073 |
| Five Biggest Cities by Country | 0 | - | 4.50 | 149,632 |
| Hong Kong Facts | 0 | - | 4.43 | 27,558 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 60,820 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 67,201 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 26,859 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 62,455 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 18,494 |
| Most Populous World Capitals | 0 | - | 4.91 | 143,653 |
| Biggest City by Region | 0 | - | 4.45 | 32,799 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 52,485 |
| Biggest City by Region #2 | 0 | - | 4.45 | 22,590 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.42 | 28,124 |
| Biggest European Cities by Century | 0 | - | 4.96 | 116,747 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 79,077 |
| U.S. Cities by Hispanic Population | 0 | - | 4.24 | 24,301 |
| Biggest Cities by Latitude | 0 | - | 4.74 | 26,003 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 69,619 |
| Largest World Cities With Four Letters | 0 | - | 4.43 | 42,842 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.63 | 64,178 |
| Biggest Two-Word Cities | 0 | - | 4.63 | 38,552 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 66,465 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.82 | 62,472 |
| Cities of Ireland | 0 | - | 4.43 | 39,063 |
| Largest Cities in Alexander's Empire | 0 | - | 4.48 | 38,356 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 163,559 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 89,242 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 50,167 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 129,056 |
| Cities of China (With Some Help) | 0 | - | 4.88 | 27,701 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 42,232 |
| Biggest Cities with Exceptions | 0 | - | 4.84 | 51,321 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 157,697 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.85 | 43,336 |
| Asian Capitals - Map Quiz | 0 | - | 4.96 | 49,411 |
| Biggest Cities in the UK | 0 | - | 4.41 | 91,385 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 91,850 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 38,654 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 63,915 |
| Megacities on a World Map | 0 | - | 4.98 | 216,764 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 195,243 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 56,702 |
| Asian Capitals by Map | 0 | - | 4.98 | 44,535 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 106,853 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.91 | 86,844 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.70 | 42,242 |
| Ten Northernmost Megacities | 0 | - | 4.42 | 46,553 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 89,482 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 362,605 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.29 | 36,275 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 54,888 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 37,453 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.47 | 39,550 |
| World Capitals Closest to Bangkok | 0 | - | 4.93 | 37,694 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 502,877 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.21 | 86,595 |
| Megacities on an Empty Map | 0 | - | 4.96 | 85,787 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.88 | 45,773 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 13,339 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 76,436 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 58,794 |
| Southeast Asian Cities by Map | 0 | - | 4.68 | 24,615 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 61,762 |
| All Cities in China with Population of 1 Million | 0 | - | 4.61 | 37,069 |
| Northernmost Major City by Country | 0 | - | 4.53 | 30,428 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 27,691 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 39,681 |
| Asian Coastal Capitals | 0 | - | 4.52 | 19,937 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 62,481 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.44 | 52,001 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.92 | 83,004 |
| Two Largest Cities by First Two Letters | 0 | - | 4.64 | 65,890 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 39,651 |
| Most Guessed Asian Capitals | 0 | - | 4.50 | 62,670 |
| Largest World Capitals with Exceptions | 0 | - | 4.70 | 50,028 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 67,734 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.51 | 73,612 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 55,593 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 41,244 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 297,748 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 94,518 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 68,048 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 33,503 |
| Ten Southernmost Megacities | 0 | - | 4.78 | 45,691 |
| Which City in the Middle East? | 0 | - | 4.48 | 50,277 |
| Flags to Largest Cities | 0 | - | 4.63 | 29,960 |
| 500 Biggest US Cities | 0 | - | 4.83 | 94,058 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 28,408 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,941 |
| Every 1,000,000+ City on a Map | 0 | - | 4.98 | 80,100 |
| Random Asian Capital to Country | 0 | - | 4.95 | 87,349 |
| Random Asian Country to Capital | 0 | - | 4.91 | 84,243 |
| Biggest Cities in France - Extreme | 0 | - | 4.90 | 41,935 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.76 | 61,994 |
| Random Asian City to Country | 0 | - | 4.42 | 33,277 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.88 | 72,872 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.56 | 23,901 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.60 | 24,185 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 34,843 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.89 | 57,980 |
| Random Asian Capitals on a Map | 0 | - | 4.80 | 44,130 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 32,047 |
| Largest Nordic Cities on a Map | 0 | - | 4.61 | 21,791 |
| Turkmenistan Country Quiz | 0 | - | 4.80 | 22,503 |
| Hong Kong A-Z | 0 | - | 4.52 | 13,442 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 20,236 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 50,876 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.39 | 22,052 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.53 | 35,964 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 40,253 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 53,277 |
| Name a Valid Asian Capital | 0 | - | 4.49 | 53,850 |
