| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 706,024 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,334,284 |
| Biggest Cities in Texas | 0 | - | 4.20 | 94,841 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,861 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,578 |
| Countries That Border Russia | 0 | - | 4.98 | 367,180 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,071 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 287,263 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.54 | 89,665 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,638 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 98,955 |
| Biggest Cities by Language | 0 | - | 4.95 | 193,520 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,444 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,195 |
| Biggest Cities in Japan | 0 | - | 4.73 | 66,420 |
| Biggest US Cities by Decade | 0 | - | 4.93 | 132,608 |
| Biggest Cities in Russia | 0 | - | 4.48 | 68,647 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 41,502 |
| Countries that Border Poland | 0 | - | 4.98 | 129,273 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.36 | 10,621 |
| Biggest Cities Starting With A | 0 | - | 4.54 | 86,758 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 120,708 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,570 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,257 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 84,768 |
| Biggest Cities Starting With M | 0 | - | 4.47 | 98,461 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,327 |
| Biggest Cities in Mexico | 0 | - | 4.51 | 20,928 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 74,953 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.31 | 62,340 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,142 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,401 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 61,278 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.09 | 57,148 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,846 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.81 | 52,678 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,374 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,259 |
| Biggest U.S. Cities A-Z | 0 | - | 4.53 | 108,908 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 166,605 |
| Biggest Cities in France | 0 | - | 4.51 | 161,067 |
| Biggest Cities in Spain | 0 | - | 4.64 | 132,492 |
| Biggest Cities in Italy | 0 | - | 4.57 | 188,558 |
| Biggest Cities in California | 0 | - | 4.30 | 119,695 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,288 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 569,835 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,813 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 83,935 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,227 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 33,617 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,834 |
| Biggest Cities in New York State | 0 | - | 4.23 | 51,149 |
| Biggest Cities in Europe | 0 | - | 4.56 | 402,825 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,471 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,223 |
| Biggest Cities in Canada | 0 | - | 4.56 | 108,564 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,489 |
| European Cities by Clue | 0 | - | 4.81 | 77,838 |
| Countries of the Soviet Union | 0 | - | 4.99 | 145,797 |
| Biggest Cities in China | 0 | - | 4.41 | 117,835 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 38,998 |
| Biggest Cities in Germany | 0 | - | 4.94 | 225,787 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,355 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 134,276 |
| Slavic Countries | 0 | - | 4.96 | 79,196 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,667 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 16,314 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,040 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,708 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,279 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,414 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,718 |
| Biggest Cities in Wisconsin | 0 | - | 4.41 | 20,546 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,347 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,128 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,168 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,655 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,774 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,707 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,099 |
| Countries Formerly in Yugoslavia | 0 | - | 4.93 | 92,107 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,413 |
| Biggest Cities in Switzerland | 0 | - | 4.55 | 38,141 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,576 |
| Biggest Cities in India | 0 | - | 4.52 | 54,731 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,761 |
| Biggest City by Island | 0 | - | 4.49 | 42,140 |
| Official Cities in the UK | 0 | - | 4.89 | 196,829 |
| Russia Country Quiz | 0 | - | 4.86 | 90,633 |
| Biggest Cities in History | 0 | - | 4.49 | 70,320 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,763 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,199 |
| Countries that Border Hungary | 0 | - | 4.99 | 85,210 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,157 |
| Europe Capital to Country | 0 | - | 4.99 | 198,665 |
| Poland Country Quiz | 0 | - | 4.07 | 47,192 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,138 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,107 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 23,983 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.49 | 51,790 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,888 |
| Most Populous World Capitals | 0 | - | 4.89 | 127,702 |
| Biggest City by Region | 0 | - | 4.50 | 29,008 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.94 | 68,331 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 39,095 |
| Biggest City by Region #2 | 0 | - | 4.46 | 19,736 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,401 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.32 | 165,535 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 128,721 |
| Biggest European Cities by Century | 0 | - | 4.97 | 104,885 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,848 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,036 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.91 | 59,035 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,299 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,527 |
| Biggest Two-Word Cities | 0 | - | 4.71 | 33,803 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,067 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,336 |
| European Capitals by Map | 0 | - | 4.99 | 50,861 |
| Cities of Ireland | 0 | - | 4.39 | 35,607 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,777 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 145,704 |
| Moldova Country Quiz | 0 | - | 4.89 | 22,734 |
| EU Capitals with No Hints | 0 | - | 4.93 | 98,278 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 72,923 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,276 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 117,892 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,433 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 33,763 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,618 |
| Countries of Europe by Population | 0 | - | 4.98 | 108,117 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 167,793 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,344 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,517 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,517 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,466 |
| Megacities on a World Map | 0 | - | 4.97 | 198,943 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 153,805 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,737 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 94,233 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 72,919 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,569 |
| Federal Subjects of Russia | 0 | - | 4.95 | 80,963 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,009 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 73,613 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 65,294 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 301,103 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 91,390 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,215 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.91 | 154,020 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 49,906 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.54 | 34,609 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,831 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 432,809 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.97 | 54,811 |
| Most-Visited Cities in Europe | 0 | - | 4.89 | 45,107 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.89 | 70,949 |
| Megacities on an Empty Map | 0 | - | 4.96 | 76,929 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 51,820 |
| All 3M Cities on the World Map | 0 | - | 4.93 | 53,599 |
| All Cities in China with Population of 1 Million | 0 | - | 4.65 | 27,327 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,056 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 61,694 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 20,657 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 30,804 |
| European Coastal Capitals | 0 | - | 4.95 | 69,448 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,038 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 42,255 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,049 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,455 |
| Most Guessed European Capitals | 0 | - | 4.84 | 67,319 |
| Countries with Territory in the Balkans | 0 | - | 4.92 | 66,205 |
| Countries Bordering Serbia | 0 | - | 4.92 | 72,051 |
| Largest World Capitals with Exceptions | 0 | - | 4.65 | 37,382 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 61,929 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,178 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.52 | 43,235 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,363 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 260,415 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,181 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,666 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,500 |
| Which City in Germany? | 0 | - | 4.54 | 96,718 |
| European Capitals Furthest from the Sea | 0 | - | 4.94 | 53,536 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 101,168 |
| Ten Southernmost Megacities | 0 | - | 4.67 | 32,316 |
| Which City in Europe? | 0 | - | 4.87 | 85,770 |
| Which City In the United Kingdom? | 0 | - | 4.95 | 63,852 |
| European Capital Superlatives - Top 2 | 0 | - | 4.92 | 55,614 |
| European Capitals Ending in N | 0 | - | 4.92 | 66,709 |
| Flags to Largest Cities | 0 | - | 4.55 | 22,814 |
| 500 Biggest US Cities | 0 | - | 4.90 | 75,442 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,384 |
| Saint Lucia Country Quiz | 0 | - | 4.64 | 13,819 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,067 |
| Random European City to Country | 0 | - | 4.84 | 81,098 |
| Random European Capital to Country | 0 | - | 4.97 | 128,207 |
| Random European Country to Capital | 0 | - | 4.90 | 103,645 |
| Countries With the Most Russian Speakers | 0 | - | 4.94 | 44,461 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,634 |
