| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.92 | 708,226 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,338,840 |
| Biggest Cities in Texas | 0 | - | 4.20 | 94,984 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,922 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,763 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,105 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 287,940 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 89,893 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,791 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,137 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,124 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,506 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,314 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,588 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 132,894 |
| Biggest Cities in Russia | 0 | - | 4.49 | 68,798 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,687 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,184 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,669 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 87,017 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 120,948 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,744 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,507 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 84,995 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 98,756 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,566 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,026 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,146 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.31 | 62,508 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,319 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,543 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.11 | 61,406 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.06 | 57,258 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,956 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.81 | 52,784 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,494 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,396 |
| Biggest U.S. Cities A-Z | 0 | - | 4.54 | 109,132 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 166,995 |
| Biggest Cities in France | 0 | - | 4.52 | 161,578 |
| Biggest Cities in Spain | 0 | - | 4.65 | 132,881 |
| Biggest Cities in Italy | 0 | - | 4.63 | 189,067 |
| Biggest Cities in California | 0 | - | 4.30 | 119,907 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,459 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 571,487 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,881 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,143 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,314 |
| Biggest Cities in The Netherlands | 0 | - | 4.44 | 35,085 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,873 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,234 |
| Biggest Cities in Europe | 0 | - | 4.63 | 403,753 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,525 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,265 |
| Countries that Border Iraq | 0 | - | 4.96 | 91,439 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,803 |
| Countries Bordering Iran | 0 | - | 4.84 | 79,265 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,599 |
| Asia Capitals Quiz | 0 | - | 4.97 | 501,930 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 98,979 |
| Countries Bordering Turkey | 0 | - | 4.99 | 96,450 |
| Biggest Cities in China | 0 | - | 4.43 | 118,271 |
| Asian Cities by Clue | 0 | - | 4.66 | 22,441 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,070 |
| Biggest Cities in Germany | 0 | - | 4.94 | 226,608 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,440 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 134,913 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,832 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 16,349 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,097 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,782 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,326 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,487 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,800 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,589 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,384 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,177 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,205 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,703 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,827 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,791 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,194 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,727 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,278 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,720 |
| Biggest Cities in India | 0 | - | 4.52 | 54,877 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,961 |
| Asia Capital to Country | 0 | - | 4.96 | 95,720 |
| Biggest Cities in History | 0 | - | 4.47 | 70,608 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,363 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,453 |
| Egypt Country Quiz | 0 | - | 4.50 | 59,404 |
| Iran Country Quiz | 0 | - | 4.42 | 42,387 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,229 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,201 |
| Countries in the Ottoman Empire | 0 | - | 4.92 | 50,726 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.57 | 58,186 |
| Countries Closest to Israel | 0 | - | 4.92 | 88,447 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,957 |
| Emirates of the United Arab Emirates | 0 | - | 4.51 | 14,401 |
| Countries Closest to Turkey | 0 | - | 4.95 | 93,986 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,169 |
| World Capitals Closest to Jerusalem | 0 | - | 4.40 | 40,499 |
| Countries Closest to the Persian Gulf | 0 | - | 4.91 | 63,291 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,170,688 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,456 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,147 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 71,986 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,879 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,219 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,661 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,275 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,519 |
| Cities of Ireland | 0 | - | 4.40 | 35,672 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,855 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,159 |
| Jordan Country Quiz | 0 | - | 4.81 | 23,038 |
| Countries Closest to Cyprus | 0 | - | 4.56 | 22,384 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,129 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,358 |
| Countries Closest to Egypt | 0 | - | 4.82 | 71,915 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,262 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,557 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 33,954 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,751 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 127,091 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,444 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 40,203 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,775 |
| Countries of the Middle East | 0 | - | 4.96 | 148,324 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 81,749 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 29,868 |
| Megacities on a World Map | 0 | - | 4.97 | 199,661 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 174,168 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,838 |
| Asian Capitals by Map | 0 | - | 4.98 | 29,773 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,428 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,632 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,685 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 74,573 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 312,182 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,280 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,035 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,694 |
| World Capitals Closest to Bangkok | 0 | - | 4.94 | 34,339 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 434,330 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 61,755 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,160 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.86 | 41,260 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 62,940 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 52,010 |
| Southeast Asian Cities by Map | 0 | - | 4.55 | 17,625 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 53,896 |
| All Cities in China with Population of 1 Million | 0 | - | 4.66 | 27,596 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 20,999 |
| All Cities in India with Population of 1 Million | 0 | - | 4.80 | 32,775 |
| Asian Coastal Capitals | 0 | - | 4.55 | 17,700 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,258 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,427 |
| Biggest Trading Partners - Turkey | 0 | - | 4.79 | 28,260 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 76,004 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,197 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,543 |
| Lebanon Country Quiz | 0 | - | 4.47 | 26,139 |
| Most Guessed Asian Capitals | 0 | - | 4.43 | 40,863 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 62,057 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,278 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,356 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,493 |
| Flags of the Middle East | 0 | - | 4.82 | 43,359 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 261,514 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,596 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,838 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,572 |
| Countries Surrounding Istanbul | 0 | - | 4.90 | 17,578 |
| Provinces of Turkey | 0 | - | 4.92 | 148,366 |
| Arab Spring Countries | 0 | - | 4.44 | 37,006 |
| Which City in the Middle East? | 0 | - | 4.46 | 46,025 |
| 500 Biggest US Cities | 0 | - | 4.88 | 75,921 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,449 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,868 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,305 |
| Random Asian Capital to Country | 0 | - | 4.97 | 63,089 |
| Random Asian Country to Capital | 0 | - | 4.92 | 64,538 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,889 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,227 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 51,075 |
| Countries in the Byzantine Empire | 0 | - | 4.88 | 49,299 |
| Yemen Country Quiz | 0 | - | 4.55 | 23,013 |
| Kuwait Country Quiz | 0 | - | 4.74 | 17,334 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.48 | 21,865 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 21,687 |
| Geography of Egypt | 0 | - | 4.57 | 17,343 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 27,478 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.82 | 41,987 |
| Random Asian Capitals on a Map | 0 | - | 4.71 | 38,392 |
| Bahrain Country Quiz | 0 | - | 4.58 | 16,187 |
| Biggest Cities in Australia on a Map | 0 | - | 4.58 | 27,103 |
| Largest Nordic Cities on a Map | 0 | - | 4.48 | 15,574 |
| Syria Country Quiz | 0 | - | 4.65 | 23,259 |
