| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 764,159 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,442,479 |
| Biggest Cities in Texas | 0 | - | 4.23 | 107,020 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,823 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 162,137 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,781 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 307,619 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 103,909 |
| Biggest Cities by Language | 0 | - | 4.95 | 204,616 |
| Biggest Nordic Cities | 0 | - | 4.36 | 58,462 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 72,541 |
| Biggest Cities in Japan | 0 | - | 4.68 | 71,441 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 148,148 |
| Biggest Cities in Russia | 0 | - | 4.46 | 73,075 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 45,864 |
| Biggest Cities in Poland | 0 | - | 4.55 | 44,471 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 12,092 |
| Biggest Cities in Mexico | 0 | - | 4.53 | 23,649 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 79,219 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 66,154 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.21 | 74,101 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 80,024 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 63,765 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.13 | 59,522 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,729 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 54,482 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 57,834 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 65,023 |
| Biggest U.S. Cities A-Z | 0 | - | 4.59 | 117,026 |
| Biggest Cities in France | 0 | - | 4.48 | 175,661 |
| Biggest Cities in Spain | 0 | - | 4.60 | 144,051 |
| Biggest Cities in Italy | 0 | - | 4.61 | 204,301 |
| Biggest Cities in California | 0 | - | 4.33 | 125,542 |
| Biggest Cities in Florida | 0 | - | 4.17 | 64,661 |
| Biggest Cities in the World Quiz | 0 | - | 4.82 | 617,477 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,927 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 88,577 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 43,982 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 46,616 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,381 |
| Biggest Cities in New York State | 0 | - | 4.24 | 53,818 |
| Biggest Cities in Europe | 0 | - | 4.50 | 430,445 |
| Biggest Cities in Indiana | 0 | - | 4.25 | 18,882 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,444 |
| Biggest Cities in Canada | 0 | - | 4.62 | 114,967 |
| Biggest Cities in Sweden | 0 | - | 4.84 | 34,796 |
| Biggest Cities in China | 0 | - | 4.43 | 128,306 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 41,075 |
| Biggest Cities in Germany | 0 | - | 4.94 | 245,746 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,815 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 143,075 |
| Biggest City in Every Country | 0 | - | 4.97 | 72,682 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,475 |
| Biggest Cities in Colorado | 0 | - | 4.02 | 28,783 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,969 |
| Biggest Cities in Virginia | 0 | - | 4.23 | 21,843 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 23,298 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 30,475 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 22,290 |
| Biggest Cities in Georgia | 0 | - | 3.82 | 20,714 |
| Biggest Cities in Massachusetts | 0 | - | 4.34 | 26,080 |
| Biggest Cities in Missouri | 0 | - | 4.19 | 15,222 |
| Biggest Cities in Oregon | 0 | - | 4.06 | 17,878 |
| Biggest Cities in Alaska | 0 | - | 4.26 | 22,522 |
| Biggest English Cities by Century | 0 | - | 4.92 | 93,575 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 41,514 |
| Biggest European Cities by Letter | 0 | - | 4.48 | 114,763 |
| Biggest Cities in India | 0 | - | 4.60 | 59,344 |
| Biggest Cities in Asia | 0 | - | 4.92 | 90,917 |
| Official Cities in the UK | 0 | - | 4.88 | 217,112 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 62,695 |
| Europe Capital to Country | 0 | - | 4.99 | 209,385 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 59,165 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 61,301 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,726 |
| Most Populous World Capitals | 0 | - | 4.89 | 134,235 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 27,289 |
| Biggest European Cities by Century | 0 | - | 4.96 | 113,114 |
| U.S. Cities by Hispanic Population | 0 | - | 4.24 | 23,836 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 65,987 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.62 | 62,142 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.93 | 63,998 |
| European Capitals by Map | 0 | - | 4.99 | 75,989 |
| Cities of Ireland | 0 | - | 4.42 | 37,754 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 37,509 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 157,394 |
| EU Capitals with No Hints | 0 | - | 4.92 | 104,930 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 86,373 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.80 | 48,912 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 125,679 |
| Cities of China (With Some Help) | 0 | - | 4.86 | 26,573 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 40,667 |
| Biggest Cities with Exceptions | 0 | - | 4.85 | 46,047 |
| Countries of Europe by Population | 0 | - | 4.98 | 117,455 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 181,539 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.84 | 42,179 |
| European Cities by Map #1 | 0 | - | 4.53 | 50,189 |
| European Cities by Map #2 | 0 | - | 4.42 | 43,133 |
| UK Cities and Towns by Map | 0 | - | 4.53 | 41,889 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 270,555 |
| Biggest Cities in the UK | 0 | - | 4.42 | 86,360 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 87,923 |
| Megacities on a World Map | 0 | - | 4.98 | 210,797 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 187,408 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 102,463 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 67,653 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.86 | 79,193 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.76 | 41,524 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 86,331 |
| Countries of Europe After World War II | 0 | - | 4.98 | 158,536 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 127,125 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 69,061 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 346,288 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 98,739 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.31 | 34,424 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.86 | 181,368 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 53,001 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.45 | 36,663 |
| 50 Busiest Air Routes from London | 0 | - | 4.88 | 80,324 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 481,741 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.20 | 77,290 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.97 | 68,250 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 51,016 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.87 | 75,015 |
| Megacities on an Empty Map | 0 | - | 4.96 | 82,773 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 57,016 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 58,976 |
| All Cities in China with Population of 1 Million | 0 | - | 4.59 | 34,754 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 74,523 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 25,476 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.93 | 43,671 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 37,356 |
| European Coastal Capitals | 0 | - | 4.95 | 73,313 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 60,140 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 48,393 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 38,349 |
| Most Guessed European Capitals | 0 | - | 4.86 | 73,338 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 65,787 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 56,979 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 54,003 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 40,220 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 284,690 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.88 | 89,086 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 65,975 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 32,586 |
| European Capitals Furthest from the Sea | 0 | - | 4.94 | 64,257 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 44,494 |
| Which City in Europe? | 0 | - | 4.82 | 92,021 |
| Which City In the United Kingdom? | 0 | - | 4.96 | 69,632 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 58,872 |
| European Capitals Ending in N | 0 | - | 4.92 | 70,771 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 125,838 |
| 500 Biggest US Cities | 0 | - | 4.84 | 87,393 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,765 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,261 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 72,128 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.90 | 51,793 |
| Random European Capital to Country | 0 | - | 4.97 | 140,693 |
| Random European Country to Capital | 0 | - | 4.88 | 126,352 |
| Pixelated Europe Map | 0 | - | 4.86 | 102,495 |
| Biggest Cities in France - Extreme | 0 | - | 4.86 | 38,047 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.70 | 55,691 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.85 | 65,958 |
| Counties of the UK and Ireland | 0 | - | 4.95 | 91,254 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.96 | 79,501 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 98,716 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 103,211 |
| Cities in Squares on a Map - Europe | 0 | - | 4.61 | 41,466 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 82,087 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 92,415 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.57 | 23,399 |
| Every U.S. Metro Area on a Map | 0 | - | 4.95 | 57,884 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 190,523 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 32,391 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.88 | 55,707 |
| Random European Countries on a Map | 0 | - | 4.98 | 238,748 |
| European Map without 10 Random Countries | 0 | - | 4.96 | 230,120 |
| Random African Capitals on a Map | 0 | - | 4.95 | 44,705 |
| Random European Capitals on a Map | 0 | - | 4.97 | 98,679 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 75,803 |
| Biggest Cities in Australia on a Map | 0 | - | 4.60 | 30,375 |
| Largest Nordic Cities on a Map | 0 | - | 4.52 | 17,620 |
| Cities in Squares on a Map - North America | 0 | - | 4.34 | 18,245 |
| Random Cities Near Paris on a Map | 0 | - | 4.50 | 32,333 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 19,394 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.80 | 48,615 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.39 | 21,197 |
| Name a Valid European Capital | 0 | - | 4.93 | 88,430 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.53 | 34,346 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 38,325 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.96 | 50,163 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 97,842 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.98 | 97,578 |
| Europe Map with Random Merged Countries | 0 | - | 4.94 | 237,849 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.03 | 15,371 |
| Name a City - European Countries | 0 | - | 4.92 | 48,598 |
| Cities on Interstate 90 on a Map | 0 | - | 4.37 | 23,701 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 113,530 |
| The Most Populous U.S. City by Category | 0 | - | 4.26 | 13,968 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.76 | 16,451 |
