| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 709,674 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,341,537 |
| South America Capitals Quiz | 0 | - | 4.99 | 361,883 |
| Biggest Cities in Texas | 0 | - | 4.21 | 95,276 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,955 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,887 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,150 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,387 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 90,024 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,874 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,245 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,357 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,564 |
| Biggest Mediterranean Cities | 0 | - | 4.67 | 69,395 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,735 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 133,067 |
| Biggest Cities in Russia | 0 | - | 4.49 | 68,889 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,802 |
| Biggest Cities in Poland | 0 | - | 4.72 | 40,293 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,705 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 87,169 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 121,119 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,866 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,830 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 85,159 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 98,948 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,725 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,088 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,286 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 62,628 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,613 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,669 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,498 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,345 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 18,017 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,840 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,587 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,488 |
| Biggest U.S. Cities A-Z | 0 | - | 4.55 | 109,314 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 167,257 |
| Biggest Cities in France | 0 | - | 4.53 | 161,927 |
| Biggest Cities in Spain | 0 | - | 4.66 | 133,202 |
| Biggest Cities in Italy | 0 | - | 4.64 | 189,495 |
| Biggest Cities in California | 0 | - | 4.30 | 120,034 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,534 |
| Capitals of Canadian Provinces | 0 | - | 4.88 | 65,620 |
| Biggest Cities in the World Quiz | 0 | - | 4.82 | 572,730 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,923 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,241 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,369 |
| Biggest Cities in The Netherlands | 0 | - | 4.43 | 36,513 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,905 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,287 |
| Biggest Cities in Europe | 0 | - | 4.64 | 404,378 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,557 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,293 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,965 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,679 |
| North America Capitals Quiz | 0 | - | 4.99 | 155,350 |
| Biggest Cities in China | 0 | - | 4.46 | 118,532 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,107 |
| Biggest Cities in Germany | 0 | - | 4.94 | 227,100 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,492 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 135,094 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,951 |
| Biggest Cities in Louisiana | 0 | - | 3.98 | 16,372 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.88 | 53,627 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,127 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,830 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,353 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,546 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,850 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,621 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,412 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,210 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,224 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,727 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,863 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.52 | 121,671 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,838 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,258 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,916 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,371 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 110,095 |
| Biggest Cities in India | 0 | - | 4.52 | 54,980 |
| Biggest Cities in Asia | 0 | - | 4.87 | 86,086 |
| Biggest City by Island | 0 | - | 4.49 | 42,289 |
| Biggest Cities in History | 0 | - | 4.47 | 70,747 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,914 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,466 |
| Five Biggest Cities by Country | 0 | - | 4.77 | 122,655 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,303 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,282 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,145 |
| U.S. States with the Lowest Population Density | 0 | - | 4.90 | 74,758 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.53 | 58,827 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 16,008 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,325 |
| Biggest City by Region | 0 | - | 4.50 | 29,227 |
| Most Populous 2nd Cities | 0 | - | 4.53 | 39,336 |
| Biggest City by Region #2 | 0 | - | 4.44 | 19,925 |
| Speed Capital to U.S. State | 0 | - | 4.43 | 99,642 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,496 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.47 | 29,250 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 138,158 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,330 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,908 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,136 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,353 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,450 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,752 |
| Biggest Two-Word Cities | 0 | - | 4.73 | 34,042 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,396 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.74 | 55,640 |
| Cities of Ireland | 0 | - | 4.40 | 35,730 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,903 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,478 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,260 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,421 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,430 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 73,004 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 123,503 |
| Top 10 Least Populous U.S. States | 0 | - | 4.95 | 146,932 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,637 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 34,048 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 42,826 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,498 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,939 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,905 |
| Biggest World Cities in 1850 | 0 | - | 4.53 | 47,651 |
| Megacities on a World Map | 0 | - | 4.97 | 200,004 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.32 | 212,599 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 174,892 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,901 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,606 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,777 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,756 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,142 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 74,693 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 313,318 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 101,281 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,309 |
| U.S. State Capitals Map Quiz | 0 | - | 4.89 | 109,151 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,126 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,757 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.13 | 111,177 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,979 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 435,241 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 30,037 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.50 | 28,549 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,315 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 27,678 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 23,128 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,124 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 54,091 |
| All Cities in China with Population of 1 Million | 0 | - | 4.64 | 29,313 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.89 | 36,776 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,157 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,209 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 32,918 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,402 |
| 50 Busiest Air Routes from Los Angeles | 0 | - | 4.88 | 40,521 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,537 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,293 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,599 |
| Cities Founded by the French in North America | 0 | - | 4.51 | 35,455 |
| Largest World Capitals with Exceptions | 0 | - | 4.67 | 37,864 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.51 | 40,286 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.72 | 62,155 |
| Most Guessed U.S. Cities | 0 | - | 4.91 | 69,686 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,346 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,416 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 23,913 |
| 1M Cities by Proximity - United States | 0 | - | 4.44 | 97,588 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,552 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 262,043 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.92 | 79,820 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,919 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,609 |
| Ten Southernmost Megacities | 0 | - | 4.80 | 40,458 |
| Which City in Latin America? | 0 | - | 4.65 | 34,686 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.55 | 24,737 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.49 | 30,576 |
| Flags to Largest Cities | 0 | - | 4.55 | 23,133 |
| 500 Biggest US Cities | 0 | - | 4.88 | 76,236 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.67 | 32,057 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,476 |
| Which City in Canada? | 0 | - | 4.84 | 39,813 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,906 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.51 | 27,766 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,465 |
| Random State Capital to U.S. State | 0 | - | 4.82 | 58,649 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.41 | 22,766 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.47 | 27,140 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 32,017 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,444 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.90 | 51,357 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 21,729 |
| Every U.S. Metro Area on a Map | 0 | - | 4.96 | 45,860 |
| Most-Visited U.S. Cities | 0 | - | 4.88 | 41,130 |
