| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 740,502 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,400,702 |
| Biggest Cities in Texas | 0 | - | 4.24 | 105,307 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,174 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 159,893 |
| Countries That Border Russia | 0 | - | 4.97 | 384,815 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,230 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 299,370 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.82 | 102,146 |
| Biggest Cities by Language | 0 | - | 4.95 | 200,520 |
| Biggest Nordic Cities | 0 | - | 4.36 | 57,726 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 71,269 |
| Biggest Cities in Japan | 0 | - | 4.69 | 69,375 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 143,494 |
| Biggest Cities in Russia | 0 | - | 4.48 | 71,384 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 44,233 |
| Biggest Cities in Poland | 0 | - | 4.55 | 42,884 |
| Countries that Border Poland | 0 | - | 4.99 | 135,254 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 11,529 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 22,617 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 77,538 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.33 | 64,641 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.20 | 72,565 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 78,611 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 62,813 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.11 | 58,619 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,038 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 53,796 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 56,917 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 63,978 |
| Biggest U.S. Cities A-Z | 0 | - | 4.61 | 113,953 |
| Biggest Cities in France | 0 | - | 4.44 | 170,460 |
| Biggest Cities in Spain | 0 | - | 4.60 | 139,543 |
| Biggest Cities in Italy | 0 | - | 4.60 | 198,316 |
| Biggest Cities in California | 0 | - | 4.33 | 123,585 |
| Biggest Cities in Florida | 0 | - | 4.18 | 63,543 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,216 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 86,720 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 43,042 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 44,960 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 30,944 |
| Biggest Cities in New York State | 0 | - | 4.24 | 52,920 |
| Biggest Cities in Europe | 0 | - | 4.50 | 419,957 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 18,404 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,058 |
| Biggest Cities in Canada | 0 | - | 4.60 | 112,592 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 33,148 |
| Countries of the Soviet Union | 0 | - | 4.99 | 154,653 |
| Biggest Cities in China | 0 | - | 4.44 | 124,278 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 40,357 |
| Biggest Cities in Germany | 0 | - | 4.93 | 238,261 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,095 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 139,830 |
| Slavic Countries | 0 | - | 4.95 | 82,279 |
| Biggest City in Every Country | 0 | - | 4.97 | 70,804 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,127 |
| Biggest Cities in Colorado | 0 | - | 4.01 | 28,224 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,325 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 21,354 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 22,732 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 29,608 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 21,602 |
| Biggest Cities in Georgia | 0 | - | 3.81 | 20,281 |
| Biggest Cities in Massachusetts | 0 | - | 4.33 | 25,473 |
| Biggest Cities in Missouri | 0 | - | 4.17 | 14,892 |
| Biggest Cities in Oregon | 0 | - | 4.05 | 17,490 |
| Biggest Cities in Alaska | 0 | - | 4.31 | 21,988 |
| Countries Formerly in Yugoslavia | 0 | - | 4.93 | 95,989 |
| Biggest English Cities by Century | 0 | - | 4.92 | 90,329 |
| Biggest Cities in Switzerland | 0 | - | 4.54 | 40,348 |
| Biggest European Cities by Letter | 0 | - | 4.47 | 113,040 |
| Biggest Cities in India | 0 | - | 4.60 | 57,511 |
| Biggest Cities in Asia | 0 | - | 4.91 | 88,930 |
| Official Cities in the UK | 0 | - | 4.89 | 209,141 |
| Russia Country Quiz | 0 | - | 4.83 | 95,138 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 60,973 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.82 | 27,452 |
| Countries that Border Hungary | 0 | - | 4.98 | 89,437 |
| Europe Capital to Country | 0 | - | 4.99 | 205,137 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 58,049 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 60,338 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,007 |
| Most Populous World Capitals | 0 | - | 4.89 | 131,838 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.93 | 71,178 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.39 | 26,554 |
| Countries that Bordered the USSR | 0 | - | 4.91 | 133,176 |
| Biggest European Cities by Century | 0 | - | 4.96 | 109,816 |
| U.S. Cities by Hispanic Population | 0 | - | 4.21 | 23,438 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 62,996 |
| Most Mentioned Enemies of Russia | 0 | - | 4.70 | 76,653 |
| Russia A-Z | 0 | - | 4.39 | 24,237 |
| Most Mentioned Allies of Russia | 0 | - | 4.42 | 31,452 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.60 | 60,744 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 61,778 |
| European Capitals by Map | 0 | - | 4.99 | 68,157 |
| Cities of Ireland | 0 | - | 4.42 | 36,888 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 36,816 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 152,705 |
| Moldova Country Quiz | 0 | - | 4.89 | 24,366 |
| EU Capitals with No Hints | 0 | - | 4.92 | 102,280 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 83,751 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.79 | 47,875 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 122,968 |
| Cities of China (With Some Help) | 0 | - | 4.83 | 25,255 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 39,535 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 44,766 |
| Countries of Europe by Population | 0 | - | 4.98 | 113,786 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 176,692 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 41,064 |
| European Cities by Map #1 | 0 | - | 4.60 | 48,310 |
| European Cities by Map #2 | 0 | - | 4.41 | 32,697 |
| UK Cities and Towns by Map | 0 | - | 4.56 | 40,548 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 264,135 |
| Biggest Cities in the UK | 0 | - | 4.42 | 84,073 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.63 | 81,189 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 85,698 |
| Megacities on a World Map | 0 | - | 4.98 | 206,103 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 182,224 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 99,797 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.93 | 65,928 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 77,082 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 40,426 |
| Federal Subjects of Russia | 0 | - | 4.95 | 91,513 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.96 | 84,118 |
| Countries of Europe After World War II | 0 | - | 4.97 | 152,126 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 120,761 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 67,633 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 333,204 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 95,940 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.30 | 33,792 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.87 | 160,608 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 51,822 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.47 | 35,983 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 467,267 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.14 | 71,597 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.97 | 57,215 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 48,813 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.87 | 73,087 |
| Megacities on an Empty Map | 0 | - | 4.96 | 80,581 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 55,183 |
| All 3M Cities on the World Map | 0 | - | 4.93 | 57,075 |
| All Cities in China with Population of 1 Million | 0 | - | 4.53 | 32,992 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 72,806 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 23,865 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 35,567 |
| European Coastal Capitals | 0 | - | 4.95 | 71,946 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 58,196 |
| Geography of Russia | 0 | - | 4.42 | 18,894 |
| Soviet Union Country Quiz | 0 | - | 4.84 | 59,689 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 45,777 |
| Biggest Trading Partners - Russia | 0 | - | 4.56 | 31,182 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 37,621 |
| Most Guessed European Capitals | 0 | - | 4.85 | 71,137 |
| Arms Exports - Russia | 0 | - | 4.29 | 12,581 |
| Countries with Territory in the Balkans | 0 | - | 4.91 | 68,789 |
| Countries Bordering Serbia | 0 | - | 4.93 | 75,708 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 64,351 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 55,874 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.59 | 52,898 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 39,195 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 275,319 |
| Flags of Countries That Border Russia | 0 | - | 4.59 | 55,481 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 85,245 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 64,384 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 31,735 |
| European Capitals Furthest from the Sea | 0 | - | 4.94 | 62,979 |
| Eastern Europe Map Quiz | 0 | - | 4.89 | 105,717 |
| Which City in Europe? | 0 | - | 4.82 | 90,100 |
| Which City In the United Kingdom? | 0 | - | 4.96 | 67,671 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 57,568 |
| European Capitals Ending in N | 0 | - | 4.92 | 69,208 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 122,013 |
| Russia by Picture | 0 | - | 4.30 | 17,542 |
| 500 Biggest US Cities | 0 | - | 4.84 | 82,762 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.43 | 27,225 |
| Saint Lucia Country Quiz | 0 | - | 4.62 | 14,717 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 61,103 |
| Random European City to Country | 0 | - | 4.83 | 84,602 |
| Random European Capital to Country | 0 | - | 4.96 | 135,789 |
| Random European Country to Capital | 0 | - | 4.87 | 119,593 |
| Countries With the Most Russian Speakers | 0 | - | 4.94 | 48,668 |
| Countries that Beat Russia | 0 | - | 4.46 | 47,169 |
| Pixelated Europe Map | 0 | - | 4.86 | 99,552 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 35,543 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.71 | 50,352 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.84 | 60,835 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.95 | 74,155 |
| Cities in Squares on a Map - Europe | 0 | - | 4.61 | 39,969 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.57 | 22,706 |
| Every U.S. Metro Area on a Map | 0 | - | 4.95 | 55,893 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 184,922 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 30,490 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.85 | 54,096 |
| Random European Countries on a Map | 0 | - | 4.98 | 227,487 |
| European Map without 10 Random Countries | 0 | - | 4.96 | 224,643 |
| Random African Capitals on a Map | 0 | - | 4.94 | 43,056 |
| Random European Capitals on a Map | 0 | - | 4.96 | 95,025 |
| Random U.S. State Capitals on a Map | 0 | - | 4.93 | 72,636 |
| Biggest Cities in Australia on a Map | 0 | - | 4.60 | 29,086 |
| Largest Nordic Cities on a Map | 0 | - | 4.51 | 16,845 |
