| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.92 | 709,092 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,340,593 |
| Biggest Cities in Texas | 0 | - | 4.21 | 95,239 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,940 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,832 |
| Countries That Border Russia | 0 | - | 4.98 | 368,555 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,137 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,202 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 89,957 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,837 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,194 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,253 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,532 |
| Biggest Mediterranean Cities | 0 | - | 4.67 | 69,364 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,658 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 133,011 |
| Biggest Cities in Russia | 0 | - | 4.48 | 68,861 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,758 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,253 |
| Countries that Border Poland | 0 | - | 4.98 | 130,024 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,696 |
| Biggest Cities Starting With A | 0 | - | 4.54 | 87,116 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 121,065 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,827 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,797 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 85,099 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 98,871 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,671 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,073 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,249 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 62,597 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,583 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,640 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,473 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,323 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 18,002 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,827 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,560 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,458 |
| Biggest U.S. Cities A-Z | 0 | - | 4.54 | 109,220 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 167,141 |
| Biggest Cities in France | 0 | - | 4.52 | 161,776 |
| Biggest Cities in Spain | 0 | - | 4.65 | 133,071 |
| Biggest Cities in Italy | 0 | - | 4.63 | 189,316 |
| Biggest Cities in California | 0 | - | 4.30 | 120,003 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,513 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 572,183 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,911 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,200 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,354 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 36,254 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,895 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,278 |
| Biggest Cities in Europe | 0 | - | 4.64 | 404,131 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,548 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,280 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,890 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,642 |
| European Cities by Clue | 0 | - | 4.81 | 78,278 |
| Countries of the Soviet Union | 0 | - | 4.99 | 146,448 |
| Biggest Cities in China | 0 | - | 4.42 | 118,412 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,099 |
| Biggest Cities in Germany | 0 | - | 4.94 | 226,906 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,474 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 135,019 |
| Slavic Countries | 0 | - | 4.96 | 79,464 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,893 |
| Biggest Cities in Louisiana | 0 | - | 3.98 | 16,366 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,125 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,819 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,349 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,509 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,833 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,615 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,399 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,200 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,220 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,719 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,853 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,820 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,234 |
| Countries Formerly in Yugoslavia | 0 | - | 4.93 | 92,716 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,828 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,340 |
| Ukraine Country Quiz | 0 | - | 4.35 | 36,241 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 110,061 |
| Biggest Cities in India | 0 | - | 4.52 | 54,943 |
| Biggest Cities in Asia | 0 | - | 4.87 | 86,042 |
| Biggest City by Island | 0 | - | 4.49 | 42,266 |
| Official Cities in the UK | 0 | - | 4.89 | 197,811 |
| Russia Country Quiz | 0 | - | 4.86 | 91,120 |
| Biggest Cities in History | 0 | - | 4.47 | 70,700 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,889 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,430 |
| Countries that Border Hungary | 0 | - | 4.99 | 85,619 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,571 |
| Europe Capital to Country | 0 | - | 4.99 | 199,193 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,273 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,244 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,124 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.53 | 58,725 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,984 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,272 |
| Biggest City by Region | 0 | - | 4.50 | 29,195 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.94 | 68,599 |
| Most Populous 2nd Cities | 0 | - | 4.53 | 39,297 |
| Biggest City by Region #2 | 0 | - | 4.44 | 19,889 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,472 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 129,075 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,264 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,898 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,120 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,289 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,425 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,713 |
| Biggest Two-Word Cities | 0 | - | 4.71 | 34,008 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,351 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,583 |
| European Capitals by Map | 0 | - | 4.99 | 52,772 |
| Cities of Ireland | 0 | - | 4.40 | 35,704 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,880 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,356 |
| Moldova Country Quiz | 0 | - | 4.89 | 22,901 |
| EU Capitals with No Hints | 0 | - | 4.94 | 98,941 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,206 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,398 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,372 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,592 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 34,011 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,796 |
| Countries of Europe by Population | 0 | - | 4.98 | 108,537 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 168,467 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,476 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,863 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.77 | 77,366 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,841 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,622 |
| Megacities on a World Map | 0 | - | 4.97 | 199,811 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 174,709 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,878 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,526 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,725 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,725 |
| Federal Subjects of Russia | 0 | - | 4.95 | 81,615 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,095 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 74,643 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 65,506 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 312,945 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 91,836 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,296 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.92 | 154,547 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,084 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,735 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,958 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 434,849 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.97 | 55,023 |
| Most-Visited Cities in Europe | 0 | - | 4.89 | 45,403 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.89 | 71,138 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,246 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,084 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 54,017 |
| All Cities in China with Population of 1 Million | 0 | - | 4.67 | 27,669 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,141 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 61,960 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,126 |
| All Cities in India with Population of 1 Million | 0 | - | 4.80 | 32,856 |
| European Coastal Capitals | 0 | - | 4.95 | 69,643 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,342 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,476 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,249 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,577 |
| Most Guessed European Capitals | 0 | - | 4.84 | 67,628 |
| Countries with Territory in the Balkans | 0 | - | 4.92 | 66,445 |
| Countries Bordering Serbia | 0 | - | 4.90 | 72,365 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 37,807 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 62,122 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,323 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,391 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,521 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 261,821 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,725 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,884 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,595 |
| European Capitals Furthest from the Sea | 0 | - | 4.94 | 53,732 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 102,167 |
| Ten Southernmost Megacities | 0 | - | 4.68 | 32,848 |
| Which City in Europe? | 0 | - | 4.87 | 86,040 |
| Which City In the United Kingdom? | 0 | - | 4.95 | 64,106 |
| European Capital Superlatives - Top 2 | 0 | - | 4.92 | 55,777 |
| European Capitals Ending in N | 0 | - | 4.92 | 66,928 |
| Flags to Largest Cities | 0 | - | 4.55 | 23,090 |
| 500 Biggest US Cities | 0 | - | 4.88 | 76,114 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,466 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,895 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,407 |
| Random European City to Country | 0 | - | 4.84 | 81,343 |
| Random European Capital to Country | 0 | - | 4.97 | 128,783 |
| Random European Country to Capital | 0 | - | 4.90 | 104,000 |
| Countries With the Most Russian Speakers | 0 | - | 4.94 | 44,833 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,970 |
