| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.90 | 798,091 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,500,613 |
| Biggest Cities in Texas | 0 | - | 4.24 | 110,212 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 27,616 |
| Biggest Urban Areas in the UK | 0 | - | 4.36 | 166,171 |
| Majority Muslim Countries | 0 | - | 4.97 | 309,441 |
| Biggest Cities in New Jersey | 0 | - | 4.05 | 24,595 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 318,073 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.69 | 97,713 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 134,987 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.85 | 107,219 |
| Biggest Cities by Language | 0 | - | 4.95 | 210,929 |
| Biggest Nordic Cities | 0 | - | 4.35 | 59,355 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 74,055 |
| Biggest Cities in Japan | 0 | - | 4.70 | 74,133 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 152,578 |
| Biggest Cities in Russia | 0 | - | 4.46 | 75,331 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 69,559 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 116,540 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 47,572 |
| Biggest Cities in Poland | 0 | - | 4.56 | 47,058 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.41 | 12,763 |
| Biggest Cities Starting With A | 0 | - | 4.47 | 110,103 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 145,253 |
| Biggest Cities Starting With C | 0 | - | 4.03 | 95,517 |
| Biggest Cities Starting With D | 0 | - | 4.47 | 105,414 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 95,736 |
| Biggest Cities Starting With K | 0 | - | 4.27 | 77,543 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 108,297 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 126,106 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 112,449 |
| Biggest Cities Starting With S | 0 | - | 4.35 | 112,612 |
| Biggest Cities Starting With T | 0 | - | 4.28 | 114,347 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 28,167 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.31 | 82,131 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.30 | 68,717 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 76,805 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.09 | 82,494 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 65,367 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.15 | 61,118 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.15 | 20,937 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.86 | 55,505 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.19 | 59,369 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 66,789 |
| Biggest U.S. Cities A-Z | 0 | - | 4.51 | 121,115 |
| Biggest World Cities A-Z | 0 | - | 4.41 | 188,852 |
| Biggest Cities in France | 0 | - | 4.62 | 195,072 |
| Biggest Cities in Spain | 0 | - | 4.48 | 150,690 |
| Biggest Cities in Italy | 0 | - | 4.62 | 213,128 |
| Biggest Cities in California | 0 | - | 4.34 | 128,993 |
| Biggest Cities in Florida | 0 | - | 4.19 | 66,627 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.82 | 89,530 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 654,043 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,517 |
| Biggest Cities in Ohio | 0 | - | 4.36 | 45,238 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 49,080 |
| Biggest Cities in Michigan | 0 | - | 3.97 | 32,022 |
| Biggest Cities in New York State | 0 | - | 4.23 | 55,259 |
| Biggest Cities in Europe | 0 | - | 4.50 | 444,860 |
| Biggest Cities in Indiana | 0 | - | 4.28 | 19,511 |
| Biggest Cities in Tennessee | 0 | - | 4.24 | 18,897 |
| Biggest Cities in Canada | 0 | - | 4.68 | 118,582 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 36,611 |
| Biggest Cities in China | 0 | - | 4.44 | 134,688 |
| Biggest Cities in Pennsylvania | 0 | - | 4.14 | 42,267 |
| Biggest Cities in Germany | 0 | - | 4.94 | 257,880 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 59,546 |
| Second Biggest Cities Quiz | 0 | - | 4.20 | 38,679 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 148,313 |
| Biggest City in Every Country | 0 | - | 4.98 | 75,296 |
| Biggest Cities in Louisiana | 0 | - | 4.07 | 17,966 |
| Biggest Cities in Colorado | 0 | - | 4.03 | 29,592 |
| Biggest Cities in Arizona | 0 | - | 4.22 | 28,005 |
| Biggest Cities in Virginia | 0 | - | 4.23 | 22,602 |
| Biggest Cities in Illinois | 0 | - | 4.33 | 24,095 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 31,512 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 23,104 |
| Biggest Cities in Georgia | 0 | - | 3.86 | 21,309 |
| Biggest Cities in Massachusetts | 0 | - | 4.35 | 27,122 |
| Biggest Cities in Missouri | 0 | - | 4.20 | 15,641 |
| Biggest Cities in Oregon | 0 | - | 4.10 | 18,465 |
| Biggest Cities in Alaska | 0 | - | 4.23 | 23,222 |
| Biggest City by Time Zone | 0 | - | 4.79 | 52,805 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.46 | 97,006 |
| Biggest English Cities by Century | 0 | - | 4.93 | 97,821 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 42,917 |
| Orthodox Countries | 0 | - | 4.92 | 114,715 |
| Biggest European Cities by Letter | 0 | - | 4.52 | 117,368 |
| Biggest Cities in India | 0 | - | 4.61 | 61,385 |
| Biggest Cities in Asia | 0 | - | 4.91 | 93,826 |
| Biggest City by Island | 0 | - | 4.51 | 45,351 |
| Biggest Cities in History | 0 | - | 4.47 | 78,525 |
| Biggest Cities by Trait #1 | 0 | - | 4.42 | 42,635 |
| Buddhist Countries | 0 | - | 4.97 | 128,993 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,679 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 64,083 |
| Five Biggest Cities by Country | 0 | - | 4.50 | 149,700 |
| Coldest World Capitals | 0 | - | 4.96 | 127,239 |
| Israel Country Quiz | 0 | - | 4.06 | 68,875 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 60,848 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 67,219 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 26,864 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 62,468 |
| Countries Closest to Israel | 0 | - | 4.76 | 97,471 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 18,501 |
| Countries with the Most Muslims | 0 | - | 4.90 | 129,521 |
| Most Populous World Capitals | 0 | - | 4.91 | 143,877 |
| Biggest City by Region | 0 | - | 4.45 | 32,817 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 52,508 |
| Biggest City by Region #2 | 0 | - | 4.45 | 22,605 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.42 | 28,138 |
| Top Five Countries by Religion | 0 | - | 4.88 | 137,291 |
| Biggest European Cities by Century | 0 | - | 4.96 | 116,808 |
| Capitals of the Most Populated Countries | 0 | - | 4.97 | 115,240 |
| U.S. Cities by Hispanic Population | 0 | - | 4.24 | 24,306 |
| Biggest Cities by Latitude | 0 | - | 4.74 | 26,013 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 69,670 |
| Largest World Cities With Four Letters | 0 | - | 4.43 | 42,854 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.63 | 64,209 |
| Biggest Axis-Controlled Cities | 0 | - | 4.28 | 36,686 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 66,527 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.82 | 62,524 |
| Cities of Ireland | 0 | - | 4.43 | 39,084 |
| Top 10 Most Jewish U.S. States | 0 | - | 4.32 | 39,413 |
| Largest Cities in Alexander's Empire | 0 | - | 4.48 | 38,365 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 163,636 |
| Countries with the Most Hindus | 0 | - | 4.94 | 111,393 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 89,274 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 50,179 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 129,100 |
| Cities of China (With Some Help) | 0 | - | 4.88 | 27,713 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 42,259 |
| Biggest Cities with Exceptions | 0 | - | 4.84 | 51,488 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.85 | 43,346 |
| Countries with the Most Christians | 0 | - | 4.93 | 104,117 |
| Biggest Cities in the UK | 0 | - | 4.41 | 91,459 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 91,897 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 63,928 |
| Megacities on a World Map | 0 | - | 4.98 | 216,870 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 195,361 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 56,837 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 106,938 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 87,325 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.70 | 42,251 |
| Ten Northernmost Megacities | 0 | - | 4.42 | 46,563 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 89,545 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 362,829 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.29 | 36,300 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 54,916 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 37,463 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.47 | 39,567 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 503,165 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.21 | 86,709 |
| Megacities on an Empty Map | 0 | - | 4.96 | 85,822 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 58,821 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 61,799 |
| All Cities in China with Population of 1 Million | 0 | - | 4.62 | 37,094 |
| Northernmost Major City by Country | 0 | - | 4.53 | 30,445 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 27,721 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 39,726 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 62,522 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.43 | 52,049 |
| Two Largest Cities by First Two Letters | 0 | - | 4.63 | 66,129 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 39,669 |
| Largest World Capitals with Exceptions | 0 | - | 4.70 | 50,037 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 67,771 |
| Most Guessed U.S. Cities | 0 | - | 4.91 | 89,034 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.51 | 73,634 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 55,610 |
| Biggest Cities Near a Border | 0 | - | 4.19 | 19,034 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 41,259 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 297,959 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 94,615 |
| Five Most Guessed Cities by Continent | 0 | - | 4.97 | 102,810 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 68,066 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 33,515 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.37 | 29,604 |
| Ten Southernmost Megacities | 0 | - | 4.78 | 45,705 |
| Biggest Cities by Trait #2 | 0 | - | 4.33 | 13,956 |
| Flags to Largest Cities | 0 | - | 4.63 | 29,999 |
| Cities by Place of Worship - Picture Quiz | 0 | - | 4.36 | 28,806 |
| 500 Biggest US Cities | 0 | - | 4.83 | 94,138 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 28,418 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,954 |
| Every 1,000,000+ City on a Map | 0 | - | 4.98 | 80,314 |
| Biggest Cities in France - Extreme | 0 | - | 4.90 | 41,990 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.76 | 62,067 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.88 | 72,994 |
| Israel Immigration by Country | 0 | - | 4.36 | 30,677 |
| Biggest Cities in the World - 2100 | 0 | - | 4.26 | 78,867 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.61 | 24,198 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 34,871 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.89 | 58,008 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 32,071 |
| Largest Nordic Cities on a Map | 0 | - | 4.61 | 21,922 |
| Cities in Squares on a Map - North America | 0 | - | 4.36 | 18,948 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 20,254 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 50,905 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.39 | 22,065 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.90 | 111,946 |
