| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 748,146 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,415,182 |
| Biggest Cities in Texas | 0 | - | 4.24 | 105,885 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,380 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 160,842 |
| Countries That Border Russia | 0 | - | 4.97 | 398,556 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,404 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 302,057 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.61 | 93,401 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 130,710 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.82 | 102,774 |
| Biggest Cities by Language | 0 | - | 4.95 | 201,951 |
| Biggest Nordic Cities | 0 | - | 4.36 | 58,009 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 71,656 |
| Biggest Cities in Japan | 0 | - | 4.68 | 70,186 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 146,108 |
| Biggest Cities in Russia | 0 | - | 4.48 | 71,919 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 44,803 |
| Biggest Cities in Poland | 0 | - | 4.55 | 43,415 |
| Countries that Border Poland | 0 | - | 4.98 | 136,547 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 11,715 |
| Biggest Cities Starting With A | 0 | - | 4.49 | 104,466 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 138,768 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 100,777 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 90,198 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 102,415 |
| Biggest Cities Starting With M | 0 | - | 4.52 | 119,625 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 106,623 |
| Biggest Cities Starting With S | 0 | - | 4.36 | 107,319 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 22,962 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 78,186 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 65,199 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.21 | 73,224 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 79,188 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 63,190 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.13 | 58,970 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,301 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 54,098 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 57,268 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 64,371 |
| Biggest U.S. Cities A-Z | 0 | - | 4.52 | 115,043 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 174,157 |
| Biggest Cities in France | 0 | - | 4.45 | 172,268 |
| Biggest Cities in Spain | 0 | - | 4.60 | 141,131 |
| Biggest Cities in Italy | 0 | - | 4.60 | 200,263 |
| Biggest Cities in California | 0 | - | 4.33 | 124,342 |
| Biggest Cities in Florida | 0 | - | 4.17 | 63,972 |
| Biggest Cities in the World Quiz | 0 | - | 4.80 | 605,359 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,465 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 87,346 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 43,398 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 45,526 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,095 |
| Biggest Cities in New York State | 0 | - | 4.24 | 53,223 |
| Biggest Cities in Europe | 0 | - | 4.50 | 423,547 |
| Biggest Cities in Indiana | 0 | - | 4.24 | 18,574 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,187 |
| Biggest Cities in Canada | 0 | - | 4.60 | 113,403 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 33,708 |
| Countries of the Soviet Union | 0 | - | 4.98 | 156,878 |
| Biggest Cities in China | 0 | - | 4.42 | 125,788 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 40,614 |
| Biggest Cities in Germany | 0 | - | 4.94 | 240,761 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,360 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 140,870 |
| Slavic Countries | 0 | - | 4.97 | 96,222 |
| Biggest City in Every Country | 0 | - | 4.97 | 71,437 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,250 |
| Biggest Cities in Colorado | 0 | - | 4.02 | 28,417 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,544 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 21,517 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 22,918 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 29,931 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 21,847 |
| Biggest Cities in Georgia | 0 | - | 3.81 | 20,437 |
| Biggest Cities in Massachusetts | 0 | - | 4.33 | 25,717 |
| Biggest Cities in Missouri | 0 | - | 4.19 | 15,001 |
| Biggest Cities in Oregon | 0 | - | 4.06 | 17,617 |
| Biggest Cities in Alaska | 0 | - | 4.26 | 22,176 |
| Biggest City by Time Zone | 0 | - | 4.76 | 51,262 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 94,674 |
| Countries Formerly in Yugoslavia | 0 | - | 4.93 | 96,749 |
| Biggest English Cities by Century | 0 | - | 4.92 | 91,596 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 40,735 |
| Biggest European Cities by Letter | 0 | - | 4.47 | 113,576 |
| Biggest Cities in India | 0 | - | 4.60 | 58,107 |
| Biggest Cities in Asia | 0 | - | 4.92 | 89,548 |
| Biggest City by Island | 0 | - | 4.49 | 43,944 |
| Official Cities in the UK | 0 | - | 4.89 | 211,739 |
| Russia Country Quiz | 0 | - | 4.83 | 96,072 |
| Biggest Cities in History | 0 | - | 4.46 | 74,415 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 41,330 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 61,663 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 27,835 |
| Countries that Border Hungary | 0 | - | 4.98 | 90,542 |
| Five Biggest Cities by Country | 0 | - | 4.60 | 142,129 |
| Europe Capital to Country | 0 | - | 4.99 | 206,346 |
| Czech Republic Country Quiz | 0 | - | 4.45 | 34,676 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 58,440 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 65,128 |
| Biggest Coastal City by Country | 0 | - | 4.55 | 25,880 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 60,661 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,283 |
| Most Populous World Capitals | 0 | - | 4.89 | 132,547 |
| Biggest City by Region | 0 | - | 4.47 | 31,221 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.93 | 71,773 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 50,199 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 26,853 |
| Countries that Bordered the USSR | 0 | - | 4.92 | 134,306 |
| Biggest European Cities by Century | 0 | - | 4.95 | 111,182 |
| U.S. Cities by Hispanic Population | 0 | - | 4.23 | 23,558 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 64,035 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 41,224 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.61 | 61,232 |
| Biggest Two-Word Cities | 0 | - | 4.62 | 36,509 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 62,504 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.71 | 59,027 |
| European Capitals by Map | 0 | - | 4.99 | 70,621 |
| Cities of Ireland | 0 | - | 4.42 | 37,205 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 37,061 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 154,410 |
| Moldova Country Quiz | 0 | - | 4.89 | 24,688 |
| EU Capitals with No Hints | 0 | - | 4.92 | 103,115 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 84,927 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.79 | 48,247 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 123,855 |
| Cities of China (With Some Help) | 0 | - | 4.84 | 25,728 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.89 | 39,934 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 45,208 |
| Countries of Europe by Population | 0 | - | 4.98 | 115,134 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 178,500 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 41,461 |
| Biggest Cities in the UK | 0 | - | 4.42 | 84,858 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 86,489 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 61,368 |
| Megacities on a World Map | 0 | - | 4.98 | 207,615 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 183,852 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 50,839 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 100,636 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 77,814 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 40,829 |
| Federal Subjects of Russia | 0 | - | 4.94 | 93,769 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.96 | 84,927 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 68,123 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 337,739 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 96,815 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.30 | 34,035 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 162,250 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 52,241 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.45 | 36,220 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.45 | 37,771 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 472,624 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.15 | 73,572 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 57,852 |
| Most-Visited Cities in Europe | 0 | - | 4.91 | 49,596 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.87 | 73,949 |
| Megacities on an Empty Map | 0 | - | 4.96 | 81,319 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 55,805 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 57,734 |
| All Cities in China with Population of 1 Million | 0 | - | 4.54 | 33,545 |
| Northernmost Major City by Country | 0 | - | 4.51 | 29,240 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 73,392 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 24,358 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 36,112 |
| European Coastal Capitals | 0 | - | 4.95 | 72,389 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 58,840 |
| Soviet Union Country Quiz | 0 | - | 4.85 | 60,579 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 46,590 |
| Two Largest Cities by First Two Letters | 0 | - | 4.59 | 58,863 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 37,874 |
| Most Guessed European Capitals | 0 | - | 4.85 | 71,889 |
| Countries with Territory in the Balkans | 0 | - | 4.92 | 69,365 |
| Countries Bordering Serbia | 0 | - | 4.92 | 76,591 |
| Largest World Capitals with Exceptions | 0 | - | 4.70 | 48,502 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 64,837 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 56,245 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.61 | 53,293 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 39,541 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 278,578 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 86,497 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 64,952 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 32,023 |
| Which City in Germany? | 0 | - | 4.49 | 110,146 |
| European Capitals Furthest from the Sea | 0 | - | 4.94 | 63,416 |
| Eastern Europe Map Quiz | 0 | - | 4.89 | 106,758 |
| Ten Southernmost Megacities | 0 | - | 4.80 | 43,885 |
| Which City in Europe? | 0 | - | 4.82 | 90,733 |
| Which City In the United Kingdom? | 0 | - | 4.96 | 68,351 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 58,014 |
| European Capitals Ending in N | 0 | - | 4.92 | 69,734 |
| Flags to Largest Cities | 0 | - | 4.60 | 26,235 |
| 500 Biggest US Cities | 0 | - | 4.85 | 84,317 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,419 |
| Saint Lucia Country Quiz | 0 | - | 4.62 | 14,898 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 66,994 |
| Random European City to Country | 0 | - | 4.84 | 85,338 |
| Random European Capital to Country | 0 | - | 4.97 | 137,404 |
| Random European Country to Capital | 0 | - | 4.88 | 124,022 |
| Countries With the Most Russian Speakers | 0 | - | 4.94 | 49,538 |
| Biggest Cities in France - Extreme | 0 | - | 4.85 | 36,317 |
