| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 776,576 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,461,555 |
| Biggest Cities in Texas | 0 | - | 4.23 | 108,282 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 27,160 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 163,540 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 24,087 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 311,524 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 105,278 |
| Biggest Cities by Language | 0 | - | 4.95 | 207,097 |
| Biggest Nordic Cities | 0 | - | 4.36 | 58,840 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 73,067 |
| Biggest Cities in Japan | 0 | - | 4.70 | 72,594 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 149,840 |
| Biggest Cities in Russia | 0 | - | 4.46 | 74,073 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 46,554 |
| Biggest Cities in Poland | 0 | - | 4.55 | 45,502 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.40 | 12,378 |
| Biggest Cities in Mexico | 0 | - | 4.53 | 24,093 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.31 | 80,254 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 67,150 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.22 | 75,057 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.09 | 80,924 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 64,392 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.14 | 60,160 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.13 | 20,175 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.85 | 54,878 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.19 | 58,408 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 65,711 |
| Biggest U.S. Cities A-Z | 0 | - | 4.51 | 118,589 |
| Biggest Cities in France | 0 | - | 4.48 | 178,753 |
| Biggest Cities in Spain | 0 | - | 4.51 | 146,435 |
| Biggest Cities in Italy | 0 | - | 4.61 | 207,311 |
| Biggest Cities in California | 0 | - | 4.34 | 126,841 |
| Biggest Cities in Florida | 0 | - | 4.18 | 65,406 |
| Biggest Cities in the World Quiz | 0 | - | 4.82 | 628,695 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,156 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 89,494 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 44,471 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 47,505 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,624 |
| Biggest Cities in New York State | 0 | - | 4.22 | 54,358 |
| Biggest Cities in Europe | 0 | - | 4.49 | 436,063 |
| Biggest Cities in Indiana | 0 | - | 4.25 | 19,116 |
| Biggest Cities in Tennessee | 0 | - | 4.22 | 18,620 |
| Biggest Cities in Canada | 0 | - | 4.63 | 116,260 |
| Biggest Cities in Sweden | 0 | - | 4.84 | 35,463 |
| Biggest Cities in China | 0 | - | 4.43 | 130,522 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 41,590 |
| Biggest Cities in Germany | 0 | - | 4.94 | 250,413 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 58,443 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 145,021 |
| Biggest City in Every Country | 0 | - | 4.97 | 73,653 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,673 |
| Biggest Cities in Colorado | 0 | - | 4.02 | 29,073 |
| Biggest Cities in Arizona | 0 | - | 4.21 | 27,372 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 22,137 |
| Biggest Cities in Illinois | 0 | - | 4.32 | 23,582 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 30,878 |
| Biggest Cities in Wisconsin | 0 | - | 4.44 | 22,611 |
| Biggest Cities in Georgia | 0 | - | 3.84 | 20,945 |
| Biggest Cities in Massachusetts | 0 | - | 4.34 | 26,480 |
| Biggest Cities in Missouri | 0 | - | 4.19 | 15,371 |
| Biggest Cities in Oregon | 0 | - | 4.06 | 18,104 |
| Biggest Cities in Alaska | 0 | - | 4.22 | 22,782 |
| Biggest English Cities by Century | 0 | - | 4.93 | 95,414 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 42,062 |
| Biggest European Cities by Letter | 0 | - | 4.51 | 115,697 |
| Biggest Cities in India | 0 | - | 4.60 | 60,147 |
| Biggest Cities in Asia | 0 | - | 4.92 | 92,007 |
| Official Cities in the UK | 0 | - | 4.88 | 221,048 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 63,293 |
| Europe Capital to Country | 0 | - | 4.99 | 211,662 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 59,755 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 61,751 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 18,004 |
| Most Populous World Capitals | 0 | - | 4.90 | 135,511 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 27,578 |
| Biggest European Cities by Century | 0 | - | 4.96 | 114,492 |
| U.S. Cities by Hispanic Population | 0 | - | 4.24 | 24,025 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 67,499 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.63 | 62,908 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.93 | 64,971 |
| European Capitals by Map | 0 | - | 4.99 | 80,457 |
| Cities of Ireland | 0 | - | 4.42 | 38,224 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 37,846 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 159,746 |
| EU Capitals with No Hints | 0 | - | 4.92 | 106,617 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 87,525 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.80 | 49,334 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 127,013 |
| Cities of China (With Some Help) | 0 | - | 4.86 | 27,051 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 41,265 |
| Biggest Cities with Exceptions | 0 | - | 4.85 | 46,567 |
| Countries of Europe by Population | 0 | - | 4.98 | 119,215 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 195,428 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.85 | 42,681 |
| European Cities by Map #1 | 0 | - | 4.53 | 50,659 |
| European Cities by Map #2 | 0 | - | 4.42 | 43,533 |
| UK Cities and Towns by Map | 0 | - | 4.53 | 42,510 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 274,097 |
| Biggest Cities in the UK | 0 | - | 4.41 | 88,217 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 89,557 |
| Megacities on a World Map | 0 | - | 4.98 | 213,194 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 190,438 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 104,126 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 68,626 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.86 | 80,275 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.76 | 41,830 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 87,471 |
| Countries of Europe After World War II | 0 | - | 4.98 | 161,701 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 130,444 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 69,691 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 353,357 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 100,300 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.28 | 35,143 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.87 | 183,818 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 53,740 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 37,000 |
| 50 Busiest Air Routes from London | 0 | - | 4.88 | 81,685 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 490,049 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.21 | 80,907 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 68,950 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 52,192 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 75,710 |
| Megacities on an Empty Map | 0 | - | 4.96 | 83,894 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 57,722 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 60,107 |
| All Cities in China with Population of 1 Million | 0 | - | 4.60 | 35,499 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 75,090 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 26,297 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.93 | 44,537 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 38,187 |
| European Coastal Capitals | 0 | - | 4.96 | 73,977 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 61,037 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.45 | 49,770 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 38,856 |
| Most Guessed European Capitals | 0 | - | 4.87 | 74,018 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 66,517 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 57,532 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 54,566 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 40,646 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 290,101 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 91,286 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 66,719 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 32,948 |
| European Capitals Furthest from the Sea | 0 | - | 4.94 | 64,864 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 44,966 |
| Which City in Europe? | 0 | - | 4.84 | 93,187 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 70,734 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 59,631 |
| European Capitals Ending in N | 0 | - | 4.92 | 71,556 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 127,620 |
| 500 Biggest US Cities | 0 | - | 4.85 | 89,885 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 28,023 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,535 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 74,593 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.90 | 52,861 |
| Random European City to Country | 0 | - | 4.82 | 87,807 |
| Random European Capital to Country | 0 | - | 4.97 | 143,699 |
| Random European Country to Capital | 0 | - | 4.88 | 128,515 |
| Pixelated Europe Map | 0 | - | 4.86 | 103,938 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 39,511 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.70 | 58,734 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.86 | 68,881 |
| Counties of the UK and Ireland | 0 | - | 4.95 | 94,592 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.96 | 83,036 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 103,980 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 105,416 |
| Cities in Squares on a Map - Europe | 0 | - | 4.61 | 42,354 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 83,708 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 94,078 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 23,695 |
| Every U.S. Metro Area on a Map | 0 | - | 4.95 | 58,937 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 193,749 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 33,343 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.88 | 56,591 |
| Random European Countries on a Map | 0 | - | 4.98 | 245,028 |
| European Map without 10 Random Countries | 0 | - | 4.96 | 233,977 |
| Random African Capitals on a Map | 0 | - | 4.96 | 45,668 |
| Random European Capitals on a Map | 0 | - | 4.97 | 100,890 |
| Random U.S. State Capitals on a Map | 0 | - | 4.93 | 77,405 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 31,048 |
| Largest Nordic Cities on a Map | 0 | - | 4.52 | 17,990 |
| Cities in Squares on a Map - North America | 0 | - | 4.34 | 18,534 |
| Random Cities Near Paris on a Map | 0 | - | 4.50 | 33,006 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 19,699 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.80 | 49,484 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.39 | 21,520 |
| Name a Valid European Capital | 0 | - | 4.93 | 90,179 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.53 | 34,960 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 39,034 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.96 | 51,441 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 102,704 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 99,721 |
| Europe Map with Random Merged Countries | 0 | - | 4.95 | 245,926 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.03 | 15,839 |
| Name a City - European Countries | 0 | - | 4.93 | 49,296 |
| Cities on Interstate 90 on a Map | 0 | - | 4.37 | 24,035 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 116,908 |
| The Most Populous U.S. City by Category | 0 | - | 4.26 | 14,169 |
