| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 709,810 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,342,004 |
| Biggest Cities in Texas | 0 | - | 4.21 | 95,286 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,960 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,898 |
| Countries That Border Russia | 0 | - | 4.98 | 368,855 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,155 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,443 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,256 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,393 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,568 |
| Biggest Mediterranean Cities | 0 | - | 4.67 | 69,411 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,745 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 133,085 |
| Biggest Cities in Russia | 0 | - | 4.49 | 68,899 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,816 |
| Biggest Cities in Poland | 0 | - | 4.72 | 40,307 |
| Countries that Border Poland | 0 | - | 4.98 | 130,128 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,707 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,092 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,296 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 62,636 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,626 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,679 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,502 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,353 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 18,021 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,845 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,592 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,495 |
| Biggest U.S. Cities A-Z | 0 | - | 4.55 | 109,340 |
| Biggest Cities in France | 0 | - | 4.53 | 161,956 |
| Biggest Cities in Spain | 0 | - | 4.66 | 133,235 |
| Biggest Cities in Italy | 0 | - | 4.64 | 189,530 |
| Biggest Cities in California | 0 | - | 4.30 | 120,049 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,542 |
| Biggest Cities in the World Quiz | 0 | - | 4.82 | 572,863 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,925 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,255 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,375 |
| Biggest Cities in The Netherlands | 0 | - | 4.43 | 36,556 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,907 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,290 |
| Biggest Cities in Europe | 0 | - | 4.64 | 404,469 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,564 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,295 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,977 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,687 |
| European Cities by Clue | 0 | - | 4.81 | 78,312 |
| Countries of the Soviet Union | 0 | - | 4.99 | 146,594 |
| Biggest Cities in China | 0 | - | 4.46 | 118,564 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,113 |
| Biggest Cities in Germany | 0 | - | 4.94 | 227,147 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,500 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 135,121 |
| Slavic Countries | 0 | - | 4.96 | 79,535 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,961 |
| Biggest Cities in Louisiana | 0 | - | 3.98 | 16,375 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,130 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,838 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,361 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,552 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,857 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,623 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,414 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,214 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,226 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,727 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,867 |
| Countries Formerly in Yugoslavia | 0 | - | 4.93 | 92,771 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,934 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,378 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 110,104 |
| Biggest Cities in India | 0 | - | 4.52 | 54,990 |
| Biggest Cities in Asia | 0 | - | 4.87 | 86,102 |
| Official Cities in the UK | 0 | - | 4.89 | 198,041 |
| Russia Country Quiz | 0 | - | 4.86 | 91,189 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,476 |
| Countries that Border Hungary | 0 | - | 4.99 | 85,696 |
| Europe Capital to Country | 0 | - | 4.99 | 199,324 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,318 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.53 | 58,849 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 16,011 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,341 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.94 | 68,654 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,499 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 129,153 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,351 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,910 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,370 |
| Most Mentioned Enemies of Russia | 0 | - | 4.73 | 73,454 |
| Russia A-Z | 0 | - | 4.37 | 23,302 |
| Most Mentioned Allies of Russia | 0 | - | 4.34 | 29,890 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,757 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,409 |
| European Capitals by Map | 0 | - | 4.99 | 53,309 |
| Cities of Ireland | 0 | - | 4.40 | 35,733 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,905 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,503 |
| Moldova Country Quiz | 0 | - | 4.89 | 22,942 |
| EU Capitals with No Hints | 0 | - | 4.94 | 99,020 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,275 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,430 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,445 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,646 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 34,059 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 42,836 |
| Countries of Europe by Population | 0 | - | 4.98 | 108,641 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 168,660 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,503 |
| European Cities by Map #1 | 0 | - | 4.50 | 34,127 |
| European Cities by Map #2 | 0 | - | 4.34 | 30,196 |
| UK Cities and Towns by Map | 0 | - | 4.55 | 38,790 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 243,619 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,956 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.77 | 77,443 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,923 |
| Megacities on a World Map | 0 | - | 4.97 | 200,057 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 174,929 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,622 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 63,215 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,787 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,768 |
| Federal Subjects of Russia | 0 | - | 4.95 | 81,883 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 74,697 |
| Countries of Europe After World War II | 0 | - | 4.97 | 143,796 |
| Countries of Europe Before World War I | 0 | - | 5.00 | 112,730 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 65,555 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 313,415 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 91,928 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,312 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.92 | 154,665 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,139 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,760 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 435,343 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.97 | 55,126 |
| Most-Visited Cities in Europe | 0 | - | 4.89 | 45,469 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.89 | 71,206 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,326 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,142 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 54,107 |
| All Cities in China with Population of 1 Million | 0 | - | 4.64 | 29,588 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 62,002 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,232 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 32,927 |
| European Coastal Capitals | 0 | - | 4.95 | 69,690 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,419 |
| Geography of Russia | 0 | - | 4.40 | 18,078 |
| Soviet Union Country Quiz | 0 | - | 4.79 | 56,629 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,548 |
| Biggest Trading Partners - Russia | 0 | - | 4.64 | 29,274 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,602 |
| Most Guessed European Capitals | 0 | - | 4.85 | 67,685 |
| Arms Exports - Russia | 0 | - | 4.25 | 11,885 |
| Countries with Territory in the Balkans | 0 | - | 4.92 | 66,491 |
| Countries Bordering Serbia | 0 | - | 4.90 | 72,431 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.72 | 62,160 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,350 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,435 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,560 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 262,093 |
| Flags of Countries That Border Russia | 0 | - | 4.74 | 51,469 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.92 | 79,837 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,925 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,617 |
| European Capitals Furthest from the Sea | 0 | - | 4.94 | 53,761 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 102,239 |
| Which City in Europe? | 0 | - | 4.87 | 86,099 |
| Which City In the United Kingdom? | 0 | - | 4.95 | 64,167 |
| European Capital Superlatives - Top 2 | 0 | - | 4.92 | 55,819 |
| European Capitals Ending in N | 0 | - | 4.93 | 66,978 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 116,700 |
| Russia by Picture | 0 | - | 4.36 | 16,682 |
| 500 Biggest US Cities | 0 | - | 4.88 | 76,271 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,478 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,908 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,480 |
| Random European City to Country | 0 | - | 4.84 | 81,412 |
| Random European Capital to Country | 0 | - | 4.97 | 128,931 |
| Random European Country to Capital | 0 | - | 4.90 | 104,072 |
| Countries With the Most Russian Speakers | 0 | - | 4.94 | 44,897 |
| Countries that Beat Russia | 0 | - | 4.46 | 45,508 |
| Pixelated Europe Map | 0 | - | 4.89 | 96,018 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 32,033 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,460 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.90 | 51,374 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.94 | 65,731 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 93,317 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 37,697 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 84,909 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 21,732 |
| Every U.S. Metro Area on a Map | 0 | - | 4.96 | 45,870 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 177,248 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.64 | 27,590 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.82 | 42,146 |
| Random European Countries on a Map | 0 | - | 4.98 | 213,356 |
| European Map without 10 Random Countries | 0 | - | 4.98 | 214,717 |
| Random African Capitals on a Map | 0 | - | 4.91 | 40,720 |
| Random European Capitals on a Map | 0 | - | 4.96 | 90,110 |
| Random U.S. State Capitals on a Map | 0 | - | 4.87 | 69,258 |
