| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 710,410 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,343,425 |
| World Capitals Quiz | 0 | - | 5.00 | 3,932,836 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,184,781 |
| South America Capitals Quiz | 0 | - | 4.99 | 362,271 |
| Biggest Cities in Texas | 0 | - | 4.21 | 95,317 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,975 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,170,197 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,939 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,169 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,668 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 90,108 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,926 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,309 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,516 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,592 |
| Biggest Mediterranean Cities | 0 | - | 4.65 | 69,448 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 307,266 |
| Jewish Cities Quiz | 0 | - | 4.32 | 55,853 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,791 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 133,164 |
| Biggest Cities in Russia | 0 | - | 4.49 | 68,941 |
| Fastest Growing U.S. Cities | 0 | - | 4.26 | 58,212 |
| Africa Capitals Quiz | 0 | - | 4.99 | 530,267 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 107,596 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,874 |
| Biggest Cities in Poland | 0 | - | 4.72 | 40,349 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,738 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 87,242 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 121,191 |
| Biggest Cities Starting With C | 0 | - | 3.99 | 79,465 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,925 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,899 |
| Biggest Cities Starting With K | 0 | - | 4.35 | 63,569 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 85,233 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 99,032 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,787 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 92,953 |
| Biggest Cities Starting With T | 0 | - | 4.25 | 93,519 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,120 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,342 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 62,668 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,656 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,711 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,514 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,371 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 18,036 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,858 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,611 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,514 |
| Biggest U.S. Cities A-Z | 0 | - | 4.55 | 109,406 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 167,371 |
| Biggest Cities in France | 0 | - | 4.53 | 162,094 |
| Biggest Cities in Spain | 0 | - | 4.66 | 133,343 |
| Biggest Cities in Italy | 0 | - | 4.64 | 189,692 |
| Biggest Cities in California | 0 | - | 4.30 | 120,087 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,560 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 573,387 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,949 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 84,290 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,403 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 36,742 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,915 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,310 |
| Biggest Cities in Europe | 0 | - | 4.64 | 404,761 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,583 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,306 |
| Biggest Cities in Canada | 0 | - | 4.57 | 109,021 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,728 |
| North America Capitals Quiz | 0 | - | 4.99 | 155,521 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 186,293 |
| Asia Capitals Quiz | 0 | - | 4.97 | 503,633 |
| Biggest Cities in China | 0 | - | 4.45 | 118,663 |
| Summer Olympics Host Cities | 0 | - | 4.97 | 161,282 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,131 |
| Biggest Cities in Germany | 0 | - | 4.94 | 227,356 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,533 |
| Capitals in their Native Languages | 0 | - | 4.93 | 106,672 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 36,647 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 135,214 |
| Biggest City in Every Country | 0 | - | 4.97 | 67,014 |
| Biggest Cities in Louisiana | 0 | - | 3.98 | 16,381 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,147 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,853 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,378 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,567 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,867 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,635 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,425 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,229 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,233 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,732 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,880 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,865 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,289 |
| Biggest English Cities by Century | 0 | - | 4.92 | 86,000 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,419 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 110,143 |
| Biggest Cities in India | 0 | - | 4.52 | 55,015 |
| Biggest Cities in Asia | 0 | - | 4.87 | 86,156 |
| Biggest City by Island | 0 | - | 4.49 | 42,333 |
| Official Cities in the UK | 0 | - | 4.89 | 198,246 |
| Biggest Cities in History | 0 | - | 4.47 | 70,844 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,945 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.29 | 37,938 |
| Random Capital to Country | 0 | - | 4.99 | 2,080,700 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,515 |
| Random Country to Capital | 0 | - | 4.98 | 696,707 |
| Five Biggest Cities by Country | 0 | - | 4.74 | 122,745 |
| Coldest World Capitals | 0 | - | 4.97 | 105,418 |
| Europe Capital to Country | 0 | - | 4.99 | 199,432 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,354 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,330 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,191 |
| Same Letter Country and Capital | 0 | - | 4.98 | 103,644 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.53 | 58,899 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 16,026 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,386 |
| Biggest City by Region | 0 | - | 4.50 | 29,261 |
| Most Populous 2nd Cities | 0 | - | 4.53 | 39,383 |
| Biggest City by Region #2 | 0 | - | 4.44 | 19,946 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,518 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,418 |
| Capitals of Most Populated Countries | 0 | - | 4.97 | 107,860 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 225,165 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,919 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,155 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,407 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,478 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,798 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,555 |
| Biggest Two-Word Cities | 0 | - | 4.73 | 34,093 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,462 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.74 | 55,693 |
| World Capitals by Map | 0 | - | 5.00 | 191,266 |
| Cities of Ireland | 0 | - | 4.40 | 35,763 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,919 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,618 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,331 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,453 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,525 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,695 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 34,097 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 42,869 |
| Top 50 Countries by Population - In Order | 0 | - | 4.96 | 218,162 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,528 |
| Biggest Cities in the UK | 0 | - | 4.42 | 80,038 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,977 |
| World Capitals by Proximity | 0 | - | 4.91 | 263,924 |
| Biggest World Cities in 1850 | 0 | - | 4.53 | 47,692 |
| Megacities on a World Map | 0 | - | 4.97 | 200,189 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 175,103 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,943 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,725 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,849 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.78 | 38,795 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,171 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 74,779 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 313,756 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 101,393 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,330 |
| U.S. State Capitals Map Quiz | 0 | - | 4.89 | 109,241 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.92 | 154,797 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,187 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 176,740 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,781 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 36,019 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 435,705 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,382 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,201 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 54,179 |
| All Cities in China with Population of 1 Million | 0 | - | 4.67 | 30,180 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,176 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,287 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 32,990 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,483 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,601 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,344 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,626 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 37,949 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.72 | 62,213 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,377 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,456 |
| Biggest Cities Near a Border | 0 | - | 4.11 | 14,623 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,581 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 262,332 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.92 | 79,917 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,962 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,636 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.34 | 22,215 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 41,968 |
| Biggest Cities by Trait #2 | 0 | - | 4.31 | 12,339 |
| Flags to Largest Cities | 0 | - | 4.55 | 23,192 |
| 500 Biggest US Cities | 0 | - | 4.88 | 76,393 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,498 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,927 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,550 |
| Random European Capital to Country | 0 | - | 4.97 | 129,065 |
| Random European Country to Capital | 0 | - | 4.90 | 104,146 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 32,083 |
