| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 738,807 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,397,285 |
| Biggest Cities in Texas | 0 | - | 4.24 | 105,178 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,133 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 159,729 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,190 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 298,837 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.82 | 102,031 |
| Biggest Cities by Language | 0 | - | 4.95 | 200,223 |
| Biggest Nordic Cities | 0 | - | 4.36 | 57,686 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 71,190 |
| Biggest Cities in Japan | 0 | - | 4.69 | 69,238 |
| Biggest US Cities by Decade | 0 | - | 4.94 | 136,976 |
| Biggest Cities in Russia | 0 | - | 4.48 | 71,241 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 44,083 |
| Biggest Cities in Poland | 0 | - | 4.55 | 42,781 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 11,496 |
| Biggest Cities Starting With A | 0 | - | 4.49 | 102,718 |
| Biggest Cities Starting With L | 0 | - | 4.41 | 100,854 |
| Biggest Cities Starting With M | 0 | - | 4.52 | 117,391 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 22,548 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 77,442 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.33 | 64,551 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.20 | 72,475 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 78,532 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 62,755 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.11 | 58,556 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 18,991 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 53,756 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 56,864 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 63,898 |
| Biggest U.S. Cities A-Z | 0 | - | 4.61 | 113,685 |
| Biggest Cities in France | 0 | - | 4.44 | 170,091 |
| Biggest Cities in Spain | 0 | - | 4.60 | 139,243 |
| Biggest Cities in Italy | 0 | - | 4.60 | 197,703 |
| Biggest Cities in California | 0 | - | 4.33 | 123,352 |
| Biggest Cities in Florida | 0 | - | 4.18 | 63,468 |
| Biggest Cities in the World Quiz | 0 | - | 4.80 | 597,796 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,165 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 86,595 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 42,972 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 44,857 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 30,895 |
| Biggest Cities in New York State | 0 | - | 4.24 | 52,859 |
| Biggest Cities in Europe | 0 | - | 4.50 | 418,965 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 18,378 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,034 |
| Countries that Border Iraq | 0 | - | 4.96 | 94,850 |
| Biggest Cities in Canada | 0 | - | 4.60 | 112,435 |
| Countries Bordering Iran | 0 | - | 4.80 | 82,323 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 33,022 |
| Asia Capitals Quiz | 0 | - | 4.98 | 528,699 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 103,327 |
| Countries Bordering Turkey | 0 | - | 4.98 | 100,483 |
| Biggest Cities in China | 0 | - | 4.44 | 123,937 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 40,297 |
| Biggest Cities in Germany | 0 | - | 4.93 | 237,731 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,046 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 139,585 |
| Biggest City in Every Country | 0 | - | 4.97 | 70,674 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,078 |
| Biggest Cities in Colorado | 0 | - | 4.01 | 28,180 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,272 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 21,326 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 22,683 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 29,557 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 21,560 |
| Biggest Cities in Georgia | 0 | - | 3.81 | 20,253 |
| Biggest Cities in Massachusetts | 0 | - | 4.33 | 25,425 |
| Biggest Cities in Missouri | 0 | - | 4.17 | 14,860 |
| Biggest Cities in Oregon | 0 | - | 4.05 | 17,463 |
| Biggest Cities in Alaska | 0 | - | 4.31 | 21,953 |
| Biggest English Cities by Century | 0 | - | 4.92 | 90,026 |
| Biggest Cities in Switzerland | 0 | - | 4.54 | 40,280 |
| Biggest European Cities by Letter | 0 | - | 4.47 | 112,935 |
| Biggest Cities in India | 0 | - | 4.60 | 57,349 |
| Biggest Cities in Asia | 0 | - | 4.91 | 88,766 |
| Asia Capital to Country | 0 | - | 4.95 | 98,908 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 60,722 |
| Five Biggest Cities by Country | 0 | - | 4.60 | 140,844 |
| Egypt Country Quiz | 0 | - | 4.53 | 61,622 |
| Iran Country Quiz | 0 | - | 4.46 | 44,531 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 57,966 |
| Countries in the Ottoman Empire | 0 | - | 4.92 | 52,962 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 60,229 |
| Countries Closest to Israel | 0 | - | 4.82 | 92,219 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 16,964 |
| Countries Closest to Turkey | 0 | - | 4.93 | 97,665 |
| Most Populous World Capitals | 0 | - | 4.89 | 131,685 |
| World Capitals Closest to Jerusalem | 0 | - | 4.39 | 41,317 |
| Countries Closest to the Persian Gulf | 0 | - | 4.89 | 64,878 |
| Middle East Map Quiz | 0 | - | 4.98 | 1,198,349 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.39 | 26,514 |
| Biggest European Cities by Century | 0 | - | 4.96 | 109,459 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 74,543 |
| U.S. Cities by Hispanic Population | 0 | - | 4.21 | 23,414 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 62,720 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.60 | 60,634 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 61,596 |
| Cities of Ireland | 0 | - | 4.42 | 36,821 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 36,764 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 152,427 |
| Jordan Country Quiz | 0 | - | 4.84 | 24,548 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 81,358 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.79 | 47,803 |
| Countries Closest to Egypt | 0 | - | 4.71 | 74,456 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 122,729 |
| Cities of China (With Some Help) | 0 | - | 4.83 | 25,172 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 39,450 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 44,689 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.95 | 132,990 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.83 | 40,991 |
| Asian Capitals - Map Quiz | 0 | - | 4.96 | 43,699 |
| Countries of Asia with an Empty Map | 0 | - | 4.99 | 193,250 |
| Biggest Cities in the UK | 0 | - | 4.42 | 83,905 |
| Countries of the Middle East | 0 | - | 4.95 | 155,453 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.93 | 85,560 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 37,020 |
| Megacities on a World Map | 0 | - | 4.98 | 205,814 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 181,897 |
| Asian Capitals by Map | 0 | - | 4.98 | 36,066 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 99,597 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.93 | 65,808 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 40,256 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.96 | 83,947 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 332,159 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.30 | 33,737 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 51,758 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.47 | 35,927 |
| World Capitals Closest to Bangkok | 0 | - | 4.93 | 35,805 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 466,193 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.13 | 71,193 |
| Countries with the Most Arabic Speakers | 0 | - | 4.88 | 64,536 |
| Megacities on an Empty Map | 0 | - | 4.96 | 80,447 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.88 | 42,878 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 65,675 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 55,053 |
| Southeast Asian Cities by Map | 0 | - | 4.62 | 23,186 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.62 | 66,560 |
| All 3M Cities on the World Map | 0 | - | 4.93 | 56,933 |
| All Cities in China with Population of 1 Million | 0 | - | 4.53 | 32,876 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 23,747 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 35,410 |
| Countries and States in the Caucasus | 0 | - | 4.43 | 42,048 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 58,057 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 45,564 |
| Biggest Trading Partners - Turkey | 0 | - | 4.76 | 40,054 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 78,500 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 37,564 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 84,795 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.85 | 43,971 |
| Most Guessed Asian Capitals | 0 | - | 4.48 | 59,334 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.69 | 64,217 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 55,804 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.52 | 52,808 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 39,133 |
| Flags of the Middle East | 0 | - | 4.68 | 45,981 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 274,721 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 84,983 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 64,283 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 31,679 |
| Countries Surrounding Istanbul | 0 | - | 4.88 | 19,483 |
| Top Asian Languages on a Map | 0 | - | 4.92 | 54,530 |
| Provinces of Turkey | 0 | - | 4.93 | 158,822 |
| Arab Spring Countries | 0 | - | 4.47 | 38,211 |
| Which City in the Middle East? | 0 | - | 4.47 | 47,588 |
| 500 Biggest US Cities | 0 | - | 4.84 | 82,472 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.43 | 27,201 |
| Saint Lucia Country Quiz | 0 | - | 4.62 | 14,678 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 60,688 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.52 | 48,057 |
| Random Asian Capital to Country | 0 | - | 4.96 | 77,101 |
| Random Asian Country to Capital | 0 | - | 4.91 | 67,941 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 35,412 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.70 | 50,152 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.84 | 60,478 |
| Countries in the Byzantine Empire | 0 | - | 4.92 | 61,145 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.95 | 73,767 |
| Pixelated Asia Map | 0 | - | 4.89 | 56,190 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 84,068 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.57 | 22,656 |
| Every U.S. Metro Area on a Map | 0 | - | 4.95 | 55,749 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 30,366 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.85 | 54,001 |
| Random Asian Countries on a Map | 0 | - | 4.94 | 133,157 |
| Random African Capitals on a Map | 0 | - | 4.94 | 42,943 |
| Random Asian Capitals on a Map | 0 | - | 4.80 | 40,281 |
| Random European Capitals on a Map | 0 | - | 4.96 | 94,673 |
| Random U.S. State Capitals on a Map | 0 | - | 4.93 | 72,423 |
| Biggest Cities in Australia on a Map | 0 | - | 4.60 | 29,014 |
| Largest Nordic Cities on a Map | 0 | - | 4.52 | 16,785 |
| Cities in Squares on a Map - North America | 0 | - | 4.32 | 17,565 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.46 | 18,422 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 46,612 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 96,747 |
| Oman Country Quiz | 0 | - | 4.84 | 21,013 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.39 | 20,554 |
| Qatar Country Quiz | 0 | - | 4.82 | 25,734 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.52 | 33,104 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.92 | 36,896 |
