| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 741,175 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,402,006 |
| Biggest Cities in Texas | 0 | - | 4.24 | 105,361 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,190 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 159,966 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,250 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 299,595 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.82 | 102,214 |
| Biggest Cities by Language | 0 | - | 4.95 | 200,662 |
| Biggest Nordic Cities | 0 | - | 4.36 | 57,747 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 71,298 |
| Biggest Cities in Japan | 0 | - | 4.69 | 69,602 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 144,698 |
| Biggest Cities in Russia | 0 | - | 4.48 | 71,442 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 44,281 |
| Biggest Cities in Poland | 0 | - | 4.55 | 42,931 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 11,538 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 22,650 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 77,576 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 64,683 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.20 | 72,604 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 78,651 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 62,839 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.11 | 58,644 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,056 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 53,814 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 56,942 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 64,010 |
| Biggest U.S. Cities A-Z | 0 | - | 4.61 | 114,054 |
| Biggest Cities in France | 0 | - | 4.45 | 170,597 |
| Biggest Cities in Spain | 0 | - | 4.60 | 139,672 |
| Biggest Cities in Italy | 0 | - | 4.60 | 198,470 |
| Biggest Cities in California | 0 | - | 4.33 | 123,663 |
| Biggest Cities in Florida | 0 | - | 4.18 | 63,580 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,242 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 86,775 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 43,077 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 45,007 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 30,949 |
| Biggest Cities in New York State | 0 | - | 4.24 | 52,948 |
| Biggest Cities in Europe | 0 | - | 4.50 | 420,308 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 18,429 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,075 |
| Biggest Cities in Canada | 0 | - | 4.60 | 112,670 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 33,187 |
| Biggest Cities in China | 0 | - | 4.44 | 124,410 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 40,380 |
| Biggest Cities in Germany | 0 | - | 4.93 | 238,478 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,124 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 139,910 |
| Biggest City in Every Country | 0 | - | 4.97 | 70,856 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,138 |
| Biggest Cities in Colorado | 0 | - | 4.01 | 28,244 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,352 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 21,370 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 22,753 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 29,634 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 21,622 |
| Biggest Cities in Georgia | 0 | - | 3.81 | 20,293 |
| Biggest Cities in Massachusetts | 0 | - | 4.33 | 25,494 |
| Biggest Cities in Missouri | 0 | - | 4.17 | 14,902 |
| Biggest Cities in Oregon | 0 | - | 4.05 | 17,500 |
| Biggest Cities in Alaska | 0 | - | 4.31 | 22,011 |
| Biggest English Cities by Century | 0 | - | 4.92 | 90,495 |
| Biggest Cities in Switzerland | 0 | - | 4.54 | 40,383 |
| Biggest European Cities by Letter | 0 | - | 4.47 | 113,087 |
| Biggest Cities in India | 0 | - | 4.60 | 57,557 |
| Biggest Cities in Asia | 0 | - | 4.91 | 88,986 |
| Official Cities in the UK | 0 | - | 4.89 | 209,361 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 61,050 |
| Europe Capital to Country | 0 | - | 4.99 | 205,236 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 58,089 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 60,370 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,025 |
| Most Populous World Capitals | 0 | - | 4.89 | 131,887 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.39 | 26,588 |
| Biggest European Cities by Century | 0 | - | 4.95 | 109,930 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 23,445 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 63,072 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.60 | 60,793 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 61,848 |
| European Capitals by Map | 0 | - | 4.99 | 68,364 |
| Cities of Ireland | 0 | - | 4.42 | 36,919 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 36,841 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 152,852 |
| EU Capitals with No Hints | 0 | - | 4.92 | 102,336 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 83,946 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.79 | 47,919 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 123,071 |
| Cities of China (With Some Help) | 0 | - | 4.83 | 25,300 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 39,564 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 44,799 |
| Countries of Europe by Population | 0 | - | 4.98 | 113,879 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 176,800 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 41,105 |
| European Cities by Map #1 | 0 | - | 4.60 | 48,353 |
| European Cities by Map #2 | 0 | - | 4.41 | 32,731 |
| UK Cities and Towns by Map | 0 | - | 4.56 | 40,608 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 264,359 |
| Biggest Cities in the UK | 0 | - | 4.42 | 84,138 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.93 | 85,767 |
| Megacities on a World Map | 0 | - | 4.98 | 206,256 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 182,337 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 99,871 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.93 | 65,979 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 77,146 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 40,461 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.96 | 84,178 |
| Countries of Europe After World War II | 0 | - | 4.97 | 152,398 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 120,990 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 67,681 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 333,606 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 96,008 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.30 | 33,817 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 160,728 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 51,857 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.47 | 36,004 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 77,622 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 467,728 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.14 | 71,766 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.97 | 57,260 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 48,902 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.87 | 73,124 |
| Megacities on an Empty Map | 0 | - | 4.96 | 80,642 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 55,243 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 57,129 |
| All Cities in China with Population of 1 Million | 0 | - | 4.53 | 33,055 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 72,860 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 23,912 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.93 | 42,057 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 35,610 |
| European Coastal Capitals | 0 | - | 4.95 | 71,988 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 58,248 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 45,853 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 37,644 |
| Most Guessed European Capitals | 0 | - | 4.85 | 71,216 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 64,388 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 55,908 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.59 | 52,930 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 39,230 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 275,560 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 85,343 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 64,436 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 31,764 |
| European Capitals Furthest from the Sea | 0 | - | 4.94 | 63,018 |
| Which City in Europe? | 0 | - | 4.82 | 90,154 |
| Which City In the United Kingdom? | 0 | - | 4.96 | 67,736 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 57,603 |
| European Capitals Ending in N | 0 | - | 4.92 | 69,242 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 122,172 |
| 500 Biggest US Cities | 0 | - | 4.85 | 82,903 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,240 |
| Saint Lucia Country Quiz | 0 | - | 4.62 | 14,733 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 61,290 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.90 | 50,004 |
| Random European City to Country | 0 | - | 4.84 | 84,672 |
| Random European Capital to Country | 0 | - | 4.96 | 135,984 |
| Random European Country to Capital | 0 | - | 4.88 | 121,705 |
| Pixelated Europe Map | 0 | - | 4.86 | 99,621 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 35,605 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.71 | 50,432 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.84 | 60,957 |
| Counties of the UK and Ireland | 0 | - | 4.94 | 85,951 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.95 | 74,317 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 93,042 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 98,901 |
| Cities in Squares on a Map - Europe | 0 | - | 4.61 | 40,012 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 78,996 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 89,281 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.56 | 22,720 |
| Every U.S. Metro Area on a Map | 0 | - | 4.95 | 55,935 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 185,074 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 30,545 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.85 | 54,145 |
| Random European Countries on a Map | 0 | - | 4.98 | 227,787 |
| European Map without 10 Random Countries | 0 | - | 4.96 | 224,903 |
| Random African Capitals on a Map | 0 | - | 4.94 | 43,106 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 40,483 |
| Random European Capitals on a Map | 0 | - | 4.96 | 95,138 |
| Random U.S. State Capitals on a Map | 0 | - | 4.93 | 72,733 |
| Biggest Cities in Australia on a Map | 0 | - | 4.60 | 29,136 |
| Largest Nordic Cities on a Map | 0 | - | 4.51 | 16,873 |
| Cities in Squares on a Map - North America | 0 | - | 4.32 | 17,617 |
| Random Cities Near Paris on a Map | 0 | - | 4.49 | 31,067 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.46 | 18,503 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 46,802 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.39 | 20,613 |
| Name a Valid European Capital | 0 | - | 4.92 | 84,825 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.52 | 33,218 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.92 | 37,029 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.96 | 47,956 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 89,360 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 93,217 |
| Europe Map with Random Merged Countries | 0 | - | 4.93 | 223,389 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.03 | 14,587 |
| Name a City - European Countries | 0 | - | 4.90 | 35,458 |
| Cities on Interstate 90 on a Map | 0 | - | 4.36 | 23,104 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.96 | 107,241 |
| The Most Populous U.S. City by Category | 0 | - | 4.26 | 13,613 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.80 | 15,221 |
