| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 797,020 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,499,115 |
| Biggest Cities in Texas | 0 | - | 4.24 | 110,159 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 27,599 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,288,083 |
| Biggest Urban Areas in the UK | 0 | - | 4.36 | 166,074 |
| Biggest Cities in New Jersey | 0 | - | 4.05 | 24,582 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 317,797 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.68 | 97,462 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 134,912 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.85 | 107,133 |
| Biggest Cities by Language | 0 | - | 4.95 | 210,740 |
| Biggest Nordic Cities | 0 | - | 4.35 | 59,325 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 74,022 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 344,854 |
| Jewish Cities Quiz | 0 | - | 4.31 | 58,878 |
| Biggest Cities in Japan | 0 | - | 4.70 | 74,089 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 152,475 |
| Biggest Cities in Russia | 0 | - | 4.46 | 75,267 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 69,528 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 47,513 |
| Biggest Cities in Poland | 0 | - | 4.56 | 46,991 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.41 | 12,746 |
| Biggest Cities Starting With A | 0 | - | 4.47 | 110,012 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 145,125 |
| Biggest Cities Starting With C | 0 | - | 4.03 | 95,453 |
| Biggest Cities Starting With D | 0 | - | 4.47 | 105,339 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 95,633 |
| Biggest Cities Starting With K | 0 | - | 4.27 | 77,495 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 108,167 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 125,981 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 112,343 |
| Biggest Cities Starting With S | 0 | - | 4.35 | 112,509 |
| Biggest Cities Starting With T | 0 | - | 4.28 | 114,234 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 28,103 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.31 | 82,043 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.30 | 68,652 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 76,735 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.09 | 82,444 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 65,329 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.15 | 61,080 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.15 | 20,908 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.86 | 55,474 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.19 | 59,333 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 66,740 |
| Biggest U.S. Cities A-Z | 0 | - | 4.52 | 120,990 |
| Biggest World Cities A-Z | 0 | - | 4.42 | 188,341 |
| Biggest Cities in France | 0 | - | 4.62 | 194,736 |
| Biggest Cities in Spain | 0 | - | 4.48 | 150,504 |
| Biggest Cities in Italy | 0 | - | 4.62 | 212,875 |
| Biggest Cities in California | 0 | - | 4.34 | 128,916 |
| Biggest Cities in Florida | 0 | - | 4.19 | 66,581 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 652,610 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,507 |
| Biggest Cities in Ohio | 0 | - | 4.36 | 45,210 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 49,003 |
| Biggest Cities in Michigan | 0 | - | 3.97 | 32,007 |
| Biggest Cities in New York State | 0 | - | 4.23 | 55,223 |
| Biggest Cities in Europe | 0 | - | 4.50 | 444,459 |
| Biggest Cities in Indiana | 0 | - | 4.28 | 19,494 |
| Biggest Cities in Tennessee | 0 | - | 4.24 | 18,892 |
| Biggest Cities in Canada | 0 | - | 4.68 | 118,465 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 36,568 |
| Countries with the Highest Population Density | 0 | - | 4.88 | 141,668 |
| Biggest Cities in China | 0 | - | 4.44 | 134,485 |
| Biggest Cities in Pennsylvania | 0 | - | 4.14 | 42,246 |
| Biggest Cities in Germany | 0 | - | 4.94 | 257,563 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 59,495 |
| Second Biggest Cities Quiz | 0 | - | 4.20 | 38,663 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 148,148 |
| Biggest City in Every Country | 0 | - | 4.98 | 75,214 |
| Biggest Cities in Louisiana | 0 | - | 4.06 | 17,954 |
| Biggest Cities in Colorado | 0 | - | 4.03 | 29,574 |
| Biggest Cities in Arizona | 0 | - | 4.22 | 27,989 |
| Biggest Cities in Virginia | 0 | - | 4.23 | 22,577 |
| Biggest Cities in Illinois | 0 | - | 4.33 | 24,078 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 31,491 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 23,086 |
| Biggest Cities in Georgia | 0 | - | 3.86 | 21,299 |
| Biggest Cities in Massachusetts | 0 | - | 4.35 | 27,080 |
| Biggest Cities in Missouri | 0 | - | 4.20 | 15,632 |
| 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 | 52,773 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.46 | 96,981 |
| Biggest English Cities by Century | 0 | - | 4.93 | 97,731 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 42,879 |
| Biggest European Cities by Letter | 0 | - | 4.52 | 117,280 |
| Most Populous Countries in 2050 | 0 | - | 4.89 | 201,991 |
| Biggest Cities in India | 0 | - | 4.61 | 61,300 |
| Biggest Cities in Asia | 0 | - | 4.93 | 93,741 |
| Biggest City by Island | 0 | - | 4.51 | 45,336 |
| Most Populous Countries in 1900 | 0 | - | 4.89 | 160,044 |
| Biggest Cities in History | 0 | - | 4.47 | 78,429 |
| Biggest Cities by Trait #1 | 0 | - | 4.42 | 42,607 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,674 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 64,056 |
| Five Biggest Cities by Country | 0 | - | 4.50 | 149,562 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 60,793 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 67,187 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 26,854 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 62,438 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 18,483 |
| Most Populous World Capitals | 0 | - | 4.90 | 143,417 |
| Biggest City by Region | 0 | - | 4.45 | 32,780 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 52,452 |
| Biggest City by Region #2 | 0 | - | 4.45 | 22,574 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.42 | 28,109 |
| Biggest European Cities by Century | 0 | - | 4.96 | 116,712 |
| Capitals of the Most Populated Countries | 0 | - | 4.97 | 115,177 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 241,274 |
| U.S. Cities by Hispanic Population | 0 | - | 4.24 | 24,295 |
| Biggest Cities by Latitude | 0 | - | 4.74 | 25,994 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 69,579 |
| Largest World Cities With Four Letters | 0 | - | 4.43 | 42,834 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.63 | 64,153 |
| Biggest Axis-Controlled Cities | 0 | - | 4.28 | 36,509 |
| Biggest Two-Word Cities | 0 | - | 4.63 | 38,540 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 66,436 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.82 | 62,437 |
| Cities of Ireland | 0 | - | 4.43 | 39,037 |
| Largest Cities in Alexander's Empire | 0 | - | 4.48 | 38,352 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 163,462 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 89,199 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 50,143 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 129,007 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 146,315 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 169,392 |
| Cities of China (With Some Help) | 0 | - | 4.88 | 27,684 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 42,193 |
| Biggest Cities with Exceptions | 0 | - | 4.84 | 51,153 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 241,470 |
| Countries with Megacities | 0 | - | 4.99 | 191,378 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 200,927 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 157,621 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 154,241 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.85 | 43,330 |
| Biggest Cities in the UK | 0 | - | 4.41 | 91,306 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 91,782 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 63,890 |
| Megacities on a World Map | 0 | - | 4.98 | 216,672 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 195,142 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 56,564 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 106,780 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.91 | 86,207 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.70 | 42,235 |
| Ten Northernmost Megacities | 0 | - | 4.42 | 46,545 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 89,415 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 362,389 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 166,388 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.29 | 36,261 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 54,851 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 37,445 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.47 | 39,541 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 502,572 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.21 | 86,474 |
| Megacities on an Empty Map | 0 | - | 4.96 | 85,741 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 58,769 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 61,718 |
| All Cities in China with Population of 1 Million | 0 | - | 4.61 | 37,036 |
| Northernmost Major City by Country | 0 | - | 4.53 | 30,419 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 27,662 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 39,646 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 62,454 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.44 | 51,942 |
| Two Largest Cities by First Two Letters | 0 | - | 4.64 | 65,689 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 39,631 |
| Largest World Capitals with Exceptions | 0 | - | 4.69 | 50,015 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 67,710 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.51 | 73,594 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 55,585 |
| Biggest Cities Near a Border | 0 | - | 4.13 | 17,806 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 41,223 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 297,574 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 94,442 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 68,018 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 33,495 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 143,297 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.37 | 29,584 |
| Ten Southernmost Megacities | 0 | - | 4.78 | 45,666 |
| Biggest Cities by Trait #2 | 0 | - | 4.33 | 13,943 |
| Flags to Largest Cities | 0 | - | 4.63 | 29,919 |
| 500 Biggest US Cities | 0 | - | 4.83 | 93,956 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 28,403 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,930 |
| Every 1,000,000+ City on a Map | 0 | - | 4.98 | 79,932 |
| Biggest Cities in France - Extreme | 0 | - | 4.90 | 41,887 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.76 | 61,934 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.88 | 72,765 |
| Biggest Cities in the World - 2100 | 0 | - | 4.26 | 78,753 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.60 | 24,178 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 34,815 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.89 | 57,948 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 32,030 |
| Largest Nordic Cities on a Map | 0 | - | 4.61 | 21,679 |
| Cities in Squares on a Map - North America | 0 | - | 4.35 | 18,923 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 20,221 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 50,840 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.39 | 22,043 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.53 | 35,944 |
