| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 710,110 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,342,660 |
| Biggest Cities in Texas | 0 | - | 4.21 | 95,300 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,968 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,912 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,162 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,540 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,279 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,441 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,578 |
| Biggest Mediterranean Cities | 0 | - | 4.67 | 69,425 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,765 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 133,114 |
| Biggest Cities in Russia | 0 | - | 4.49 | 68,916 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,841 |
| Biggest Cities in Poland | 0 | - | 4.72 | 40,326 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,724 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,106 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,318 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 62,652 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,644 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,692 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,507 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,364 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 18,029 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,852 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,601 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,506 |
| Biggest U.S. Cities A-Z | 0 | - | 4.55 | 109,373 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 167,314 |
| Biggest Cities in France | 0 | - | 4.53 | 162,025 |
| Biggest Cities in Spain | 0 | - | 4.66 | 133,274 |
| Biggest Cities in Italy | 0 | - | 4.64 | 189,595 |
| Biggest Cities in California | 0 | - | 4.30 | 120,071 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,551 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 573,120 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,933 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,272 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,387 |
| Biggest Cities in The Netherlands | 0 | - | 4.43 | 36,651 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,913 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,302 |
| Biggest Cities in Europe | 0 | - | 4.64 | 404,617 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,577 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,300 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,994 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,709 |
| European Cities by Clue | 0 | - | 4.81 | 78,334 |
| Biggest Cities in China | 0 | - | 4.45 | 118,618 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,125 |
| Biggest Cities in Germany | 0 | - | 4.94 | 227,257 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,513 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 135,160 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,991 |
| Biggest Cities in Louisiana | 0 | - | 3.98 | 16,378 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,142 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,848 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,369 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,563 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,864 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,631 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,420 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,223 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,229 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,729 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,872 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,962 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,401 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 110,121 |
| Biggest Cities in India | 0 | - | 4.52 | 55,005 |
| Biggest Cities in Asia | 0 | - | 4.87 | 86,128 |
| Official Cities in the UK | 0 | - | 4.89 | 198,135 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,493 |
| Five Biggest Cities by Country | 0 | - | 4.77 | 122,708 |
| Europe Capital to Country | 0 | - | 4.99 | 199,372 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,329 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.53 | 58,868 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 16,019 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,360 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,508 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,379 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,914 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,386 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,772 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,434 |
| European Capitals by Map | 0 | - | 4.99 | 53,493 |
| Cities of Ireland | 0 | - | 4.40 | 35,741 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,910 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,547 |
| EU Capitals with No Hints | 0 | - | 4.94 | 99,048 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,306 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,441 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,475 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,671 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 34,079 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 42,854 |
| Countries of Europe by Population | 0 | - | 4.98 | 108,697 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 168,722 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,517 |
| European Cities by Map #1 | 0 | - | 4.50 | 34,144 |
| European Cities by Map #2 | 0 | - | 4.34 | 30,208 |
| UK Cities and Towns by Map | 0 | - | 4.55 | 38,807 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 243,711 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,995 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,945 |
| Megacities on a World Map | 0 | - | 4.97 | 200,132 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,665 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 63,239 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,811 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.78 | 38,782 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 74,738 |
| Countries of Europe After World War II | 0 | - | 4.97 | 143,862 |
| Countries of Europe Before World War I | 0 | - | 5.00 | 112,783 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 65,576 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 313,577 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 91,985 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,319 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.92 | 154,728 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,162 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,774 |
| 50 Busiest Air Routes from London | 0 | - | 4.82 | 64,748 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 435,500 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.97 | 55,159 |
| Most-Visited Cities in Europe | 0 | - | 4.89 | 45,501 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.89 | 71,227 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,352 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,171 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 54,139 |
| All Cities in China with Population of 1 Million | 0 | - | 4.65 | 29,965 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 62,036 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,251 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.94 | 39,905 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 32,954 |
| European Coastal Capitals | 0 | - | 4.95 | 69,704 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,447 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,574 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,611 |
| Most Guessed European Capitals | 0 | - | 4.85 | 67,716 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.72 | 62,178 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,364 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,449 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,576 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 262,199 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.92 | 79,878 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,946 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,625 |
| European Capitals Furthest from the Sea | 0 | - | 4.94 | 53,776 |
| Which City in Europe? | 0 | - | 4.87 | 86,129 |
| Which City In the United Kingdom? | 0 | - | 4.95 | 64,190 |
| Top European Languages on a Map | 0 | - | 4.77 | 102,871 |
| European Capital Superlatives - Top 2 | 0 | - | 4.92 | 55,834 |
| European Capitals Ending in N | 0 | - | 4.93 | 66,996 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 116,750 |
| 500 Biggest US Cities | 0 | - | 4.88 | 76,332 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,487 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,919 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,514 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.87 | 45,945 |
| Random European City to Country | 0 | - | 4.84 | 81,432 |
| Random European Capital to Country | 0 | - | 4.97 | 128,990 |
| Random European Country to Capital | 0 | - | 4.90 | 104,100 |
| Pixelated Europe Map | 0 | - | 4.89 | 96,052 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 32,057 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,507 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.90 | 51,426 |
| Counties of the UK and Ireland | 0 | - | 4.94 | 78,481 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.94 | 65,803 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 81,290 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 93,374 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 37,722 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 74,643 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 84,956 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 21,739 |
| Every U.S. Metro Area on a Map | 0 | - | 4.96 | 45,889 |
| Random Sequential European Countries on a Map | 0 | - | 5.00 | 177,306 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.63 | 27,609 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.82 | 42,170 |
| Random European Countries on a Map | 0 | - | 4.98 | 213,450 |
| European Map without 10 Random Countries | 0 | - | 4.98 | 214,839 |
| Random African Capitals on a Map | 0 | - | 4.91 | 40,732 |
| Random European Capitals on a Map | 0 | - | 4.96 | 90,160 |
| Random U.S. State Capitals on a Map | 0 | - | 4.87 | 69,279 |
| Biggest Cities in Australia on a Map | 0 | - | 4.58 | 27,210 |
| Largest Nordic Cities on a Map | 0 | - | 4.48 | 15,642 |
| Cities in Squares on a Map - North America | 0 | - | 4.26 | 16,812 |
| Random Cities Near Paris on a Map | 0 | - | 4.46 | 29,283 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.46 | 17,139 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 44,275 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.43 | 19,669 |
| Name a Valid European Capital | 0 | - | 4.93 | 80,093 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.55 | 31,435 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.88 | 34,837 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.93 | 44,594 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 78,338 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.98 | 86,558 |
| Europe Map with Random Merged Countries | 0 | - | 4.96 | 205,100 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.00 | 13,460 |
| Name a City - European Countries | 0 | - | 4.93 | 33,532 |
| Cities on Interstate 90 on a Map | 0 | - | 4.34 | 22,168 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.98 | 98,716 |
