| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 713,001 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,348,927 |
| Biggest Cities in Texas | 0 | - | 4.21 | 96,100 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 25,042 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 157,151 |
| Countries That Border Russia | 0 | - | 4.98 | 370,352 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,232 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 289,630 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.57 | 90,430 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 128,128 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,681 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,990 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,684 |
| Biggest Mediterranean Cities | 0 | - | 4.64 | 69,615 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,971 |
| Biggest US Cities by Decade | 0 | - | 4.93 | 133,492 |
| Biggest Cities in Russia | 0 | - | 4.49 | 69,099 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 42,024 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,534 |
| Countries that Border Poland | 0 | - | 4.98 | 130,589 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,794 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 87,493 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 121,454 |
| Biggest Cities Starting With D | 0 | - | 4.47 | 85,120 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 76,120 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 85,448 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 99,313 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 88,011 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,216 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,491 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 62,810 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,784 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,845 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,602 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,462 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 18,105 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,924 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,708 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,613 |
| Biggest U.S. Cities A-Z | 0 | - | 4.55 | 109,749 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 167,744 |
| Biggest Cities in France | 0 | - | 4.53 | 162,792 |
| Biggest Cities in Spain | 0 | - | 4.66 | 133,902 |
| Biggest Cities in Italy | 0 | - | 4.64 | 190,370 |
| Biggest Cities in California | 0 | - | 4.30 | 120,295 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,683 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 575,546 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 20,048 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 84,457 |
| Biggest Cities in Ohio | 0 | - | 4.34 | 41,497 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 37,197 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,971 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,405 |
| Biggest Cities in Europe | 0 | - | 4.57 | 406,023 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,632 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,346 |
| Biggest Cities in Canada | 0 | - | 4.57 | 109,294 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,863 |
| Countries of the Soviet Union | 0 | - | 4.99 | 147,285 |
| Biggest Cities in China | 0 | - | 4.45 | 119,163 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,189 |
| Biggest Cities in Germany | 0 | - | 4.94 | 228,288 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,638 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 135,584 |
| Slavic Countries | 0 | - | 4.96 | 79,853 |
| Biggest City in Every Country | 0 | - | 4.97 | 67,221 |
| Biggest Cities in Louisiana | 0 | - | 3.98 | 16,418 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,206 |
| Biggest Cities in Arizona | 0 | - | 4.25 | 24,925 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,442 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,644 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,946 |
| Biggest Cities in Wisconsin | 0 | - | 4.37 | 20,698 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,479 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,302 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,272 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,777 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,932 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,957 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.41 | 80,991 |
| Countries Formerly in Yugoslavia | 0 | - | 4.93 | 93,074 |
| Biggest English Cities by Century | 0 | - | 4.92 | 86,347 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,564 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 110,300 |
| Biggest Cities in India | 0 | - | 4.52 | 55,203 |
| Biggest Cities in Asia | 0 | - | 4.89 | 86,401 |
| Biggest City by Island | 0 | - | 4.49 | 42,445 |
| Official Cities in the UK | 0 | - | 4.89 | 199,158 |
| Russia Country Quiz | 0 | - | 4.86 | 91,617 |
| Biggest Cities in History | 0 | - | 4.48 | 71,172 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 40,050 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.96 | 58,700 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.81 | 25,948 |
| Countries that Border Hungary | 0 | - | 4.99 | 86,110 |
| Five Biggest Cities by Country | 0 | - | 4.74 | 123,110 |
| Serbia Country Quiz | 0 | - | 4.36 | 27,115 |
| Europe Capital to Country | 0 | - | 4.99 | 199,900 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,487 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,477 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,306 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.53 | 59,082 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 16,115 |
| Most Populous World Capitals | 0 | - | 4.90 | 128,659 |
| Biggest City by Region | 0 | - | 4.50 | 29,455 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.94 | 68,943 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 48,271 |
| Biggest City by Region #2 | 0 | - | 4.44 | 20,100 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,596 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 129,533 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,816 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,955 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,219 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,645 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,617 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.65 | 58,995 |
| Biggest Two-Word Cities | 0 | - | 4.73 | 34,257 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,733 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.74 | 55,929 |
| European Capitals by Map | 0 | - | 4.99 | 55,518 |
| Cities of Ireland | 0 | - | 4.40 | 35,847 |
| Largest Cities in Alexander's Empire | 0 | - | 4.42 | 35,784 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 147,115 |
| Moldova Country Quiz | 0 | - | 4.90 | 23,098 |
| EU Capitals with No Hints | 0 | - | 4.94 | 99,372 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 73,581 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.80 | 46,565 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,921 |
| Cities of China (With Some Help) | 0 | - | 4.78 | 23,834 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 34,301 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 43,072 |
| Countries of Europe by Population | 0 | - | 4.98 | 109,189 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 169,707 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.91 | 34,644 |
| Biggest Cities in the UK | 0 | - | 4.42 | 80,418 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 82,245 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,918 |
| Megacities on a World Map | 0 | - | 4.97 | 200,633 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 175,777 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.79 | 49,074 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 96,024 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.84 | 74,090 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.78 | 38,941 |
| Federal Subjects of Russia | 0 | - | 4.96 | 83,072 |
| Ten Northernmost Megacities | 0 | - | 4.42 | 44,258 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 75,019 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 65,846 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 315,316 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 92,390 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,408 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.92 | 155,644 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,344 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.55 | 34,893 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.45 | 36,144 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 437,466 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.98 | 55,377 |
| Most-Visited Cities in Europe | 0 | - | 4.89 | 45,833 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.90 | 71,431 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,660 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,445 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 54,485 |
| All Cities in China with Population of 1 Million | 0 | - | 4.67 | 30,606 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,250 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 62,284 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,562 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 33,230 |
| European Coastal Capitals | 0 | - | 4.94 | 69,915 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,734 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,795 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,527 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,725 |
| Most Guessed European Capitals | 0 | - | 4.86 | 68,035 |
| Countries with Territory in the Balkans | 0 | - | 4.92 | 66,755 |
| Countries Bordering Serbia | 0 | - | 4.91 | 72,756 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 38,158 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.72 | 62,414 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,487 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,578 |
| Biggest Cities in Deserts | 0 | - | 4.87 | 37,731 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 263,277 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.92 | 80,393 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 62,143 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,747 |
| European Capitals Furthest from the Sea | 0 | - | 4.94 | 54,051 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 102,794 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 42,391 |
| Which City in Europe? | 0 | - | 4.87 | 86,394 |
| Which City In the United Kingdom? | 0 | - | 4.95 | 64,469 |
| European Capital Superlatives - Top 2 | 0 | - | 4.92 | 55,980 |
| European Capitals Ending in N | 0 | - | 4.93 | 67,232 |
| Flags to Largest Cities | 0 | - | 4.57 | 23,428 |
| 500 Biggest US Cities | 0 | - | 4.89 | 77,110 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,557 |
| Saint Lucia Country Quiz | 0 | - | 4.58 | 13,982 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,845 |
| Random European City to Country | 0 | - | 4.84 | 81,932 |
| Random European Capital to Country | 0 | - | 4.97 | 129,547 |
| Random European Country to Capital | 0 | - | 4.90 | 104,482 |
| Countries With the Most Russian Speakers | 0 | - | 4.95 | 45,282 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 32,309 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.84 | 45,923 |
