| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 796,491 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,498,423 |
| Biggest Cities in Texas | 0 | - | 4.24 | 110,128 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 27,581 |
| Biggest Urban Areas in the UK | 0 | - | 4.36 | 166,029 |
| Biggest Cities in New Jersey | 0 | - | 4.05 | 24,569 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 317,682 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.85 | 107,084 |
| Biggest Cities by Language | 0 | - | 4.95 | 210,624 |
| Biggest Nordic Cities | 0 | - | 4.35 | 59,315 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 74,001 |
| Biggest Cities in Japan | 0 | - | 4.70 | 74,066 |
| Biggest US Cities by Decade | 0 | - | 4.96 | 152,419 |
| Biggest Cities in Russia | 0 | - | 4.46 | 75,243 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 47,499 |
| Biggest Cities in Poland | 0 | - | 4.56 | 46,960 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.41 | 12,744 |
| Biggest Cities Starting With A | 0 | - | 4.47 | 109,948 |
| Biggest Cities Starting With D | 0 | - | 4.47 | 105,278 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 108,097 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 125,897 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 112,280 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 28,083 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.31 | 82,009 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.30 | 68,621 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 76,703 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.09 | 82,413 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 65,308 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.15 | 61,062 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.15 | 20,887 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.86 | 55,463 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.19 | 59,316 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 66,721 |
| Biggest U.S. Cities A-Z | 0 | - | 4.52 | 120,935 |
| Biggest World Cities A-Z | 0 | - | 4.42 | 188,133 |
| Biggest Cities in France | 0 | - | 4.62 | 194,604 |
| Biggest Cities in Spain | 0 | - | 4.48 | 150,434 |
| Biggest Cities in Italy | 0 | - | 4.62 | 212,778 |
| Biggest Cities in California | 0 | - | 4.34 | 128,866 |
| Biggest Cities in Florida | 0 | - | 4.19 | 66,553 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 651,871 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,498 |
| Biggest Cities in Ohio | 0 | - | 4.36 | 45,192 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 48,965 |
| Biggest Cities in Michigan | 0 | - | 3.97 | 31,993 |
| Biggest Cities in New York State | 0 | - | 4.23 | 55,210 |
| Biggest Cities in Europe | 0 | - | 4.50 | 444,277 |
| Biggest Cities in Indiana | 0 | - | 4.28 | 19,485 |
| Biggest Cities in Tennessee | 0 | - | 4.24 | 18,885 |
| Biggest Cities in Canada | 0 | - | 4.68 | 118,402 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 36,541 |
| Vietnam War Countries | 0 | - | 4.76 | 84,977 |
| Asia Capitals Quiz | 0 | - | 4.98 | 576,999 |
| Biggest Cities in China | 0 | - | 4.44 | 134,375 |
| Biggest Cities in Pennsylvania | 0 | - | 4.14 | 42,232 |
| Biggest Cities in Germany | 0 | - | 4.94 | 257,424 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 59,468 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 148,075 |
| Biggest City in Every Country | 0 | - | 4.98 | 75,191 |
| Biggest Cities in Louisiana | 0 | - | 4.06 | 17,950 |
| Biggest Cities in Colorado | 0 | - | 4.03 | 29,559 |
| Biggest Cities in Arizona | 0 | - | 4.22 | 27,972 |
| Biggest Cities in Virginia | 0 | - | 4.23 | 22,562 |
| Biggest Cities in Illinois | 0 | - | 4.33 | 24,059 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 31,468 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 23,065 |
| Biggest Cities in Georgia | 0 | - | 3.86 | 21,288 |
| Biggest Cities in Massachusetts | 0 | - | 4.35 | 27,063 |
| Biggest Cities in Missouri | 0 | - | 4.20 | 15,621 |
| Biggest Cities in Oregon | 0 | - | 4.10 | 18,444 |
| Biggest Cities in Alaska | 0 | - | 4.23 | 23,199 |
| Biggest English Cities by Century | 0 | - | 4.93 | 97,691 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 42,857 |
| Biggest European Cities by Letter | 0 | - | 4.52 | 117,227 |
| Biggest Cities in India | 0 | - | 4.61 | 61,283 |
| Biggest Cities in Asia | 0 | - | 4.93 | 93,700 |
| Asia Capital to Country | 0 | - | 4.95 | 103,534 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 64,042 |
| Singapore Country Quiz | 0 | - | 4.78 | 39,328 |
| Five Biggest Cities by Country | 0 | - | 4.50 | 149,490 |
| Philippines Country Quiz | 0 | - | 4.53 | 61,944 |
| Vietnam Country Quiz | 0 | - | 4.69 | 55,990 |
| Thailand Country Quiz | 0 | - | 4.50 | 44,915 |
| Indonesia Country Quiz | 0 | - | 4.82 | 63,675 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 60,770 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 62,426 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 18,475 |
| Most Populous World Capitals | 0 | - | 4.92 | 143,169 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.42 | 28,100 |
| Biggest European Cities by Century | 0 | - | 4.96 | 116,680 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 79,026 |
| U.S. Cities by Hispanic Population | 0 | - | 4.24 | 24,288 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 69,544 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.63 | 64,120 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 66,405 |
| Cities of Ireland | 0 | - | 4.43 | 39,022 |
| Largest Indonesian Islands | 0 | - | 4.54 | 43,043 |
| Largest Cities in Alexander's Empire | 0 | - | 4.48 | 38,341 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 163,380 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 89,163 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 50,127 |
| Countries Closest to Indonesia | 0 | - | 4.98 | 83,422 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 128,956 |
| Cities of China (With Some Help) | 0 | - | 4.88 | 27,667 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 42,164 |
| Biggest Cities with Exceptions | 0 | - | 4.85 | 50,962 |
| Brunei Country Quiz | 0 | - | 4.90 | 18,966 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 157,553 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.85 | 43,318 |
| Asian Capitals - Map Quiz | 0 | - | 4.96 | 49,342 |
| Countries of Asia with an Empty Map | 0 | - | 4.99 | 205,423 |
| Biggest Cities in the UK | 0 | - | 4.41 | 91,238 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 91,722 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 38,635 |
| Megacities on a World Map | 0 | - | 4.98 | 216,575 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 194,987 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.83 | 56,411 |
| Asian Capitals by Map | 0 | - | 4.98 | 44,428 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 106,673 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 75,343 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.90 | 84,368 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.70 | 42,215 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 89,301 |
| Provinces of the Philippines | 0 | - | 4.50 | 33,628 |
| Countries Closest to Vietnam | 0 | - | 4.97 | 85,422 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 362,202 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.29 | 36,234 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 54,828 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 37,429 |
| World Capitals Closest to Bangkok | 0 | - | 4.93 | 37,670 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 502,293 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.21 | 86,336 |
| Megacities on an Empty Map | 0 | - | 4.96 | 85,709 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 45,743 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 76,377 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 58,749 |
| Southeast Asian Cities by Map | 0 | - | 4.68 | 24,600 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.68 | 69,939 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 61,678 |
| All Cities in China with Population of 1 Million | 0 | - | 4.61 | 36,999 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 27,631 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 39,611 |
| Countries and States in the Caucasus | 0 | - | 4.43 | 44,972 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 62,412 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.44 | 51,890 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.92 | 82,926 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 39,616 |
| Countries Bordering Myanmar | 0 | - | 4.85 | 69,649 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 90,351 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.87 | 47,718 |
| Most Guessed Asian Capitals | 0 | - | 4.50 | 62,622 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 67,680 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.51 | 73,564 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 55,563 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 41,201 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 297,396 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 94,364 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 68,001 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 33,481 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 58,771 |
| Which City in the Middle East? | 0 | - | 4.48 | 50,237 |
| 500 Biggest US Cities | 0 | - | 4.83 | 93,867 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 28,398 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,922 |
| Every 1,000,000+ City on a Map | 0 | - | 4.98 | 79,749 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.49 | 50,923 |
| Random Asian Capital to Country | 0 | - | 4.95 | 87,208 |
| Random Asian Country to Capital | 0 | - | 4.91 | 84,159 |
| Biggest Cities in France - Extreme | 0 | - | 4.90 | 41,851 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.76 | 61,847 |
| Random Asian City to Country | 0 | - | 4.42 | 33,262 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.88 | 72,674 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.96 | 87,801 |
| Pixelated Asia Map | 0 | - | 4.89 | 61,415 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 91,000 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.60 | 24,169 |
| Every U.S. Metro Area on a Map | 0 | - | 4.95 | 60,580 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 34,780 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.89 | 57,914 |
| Random Asian Countries on a Map | 0 | - | 4.95 | 148,624 |
| Random African Capitals on a Map | 0 | - | 4.96 | 47,014 |
| Random Asian Capitals on a Map | 0 | - | 4.80 | 44,090 |
| Random European Capitals on a Map | 0 | - | 4.97 | 104,595 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 79,886 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 32,008 |
| Largest Nordic Cities on a Map | 0 | - | 4.60 | 21,567 |
| Malaysia Country Quiz | 0 | - | 4.70 | 34,269 |
| Cities in Squares on a Map - North America | 0 | - | 4.35 | 18,914 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 20,212 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 50,801 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 105,580 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.39 | 22,039 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.53 | 35,916 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 40,192 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 53,185 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.95 | 34,699 |
| Name a Valid Asian Capital | 0 | - | 4.49 | 53,813 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.95 | 69,557 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 110,663 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 102,988 |
