| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 346,065 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,230 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,309 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,508 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,464 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,489 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,690,633 |
| Random European Capital to Country | 0 | - | 4.98 | 191,008 |
| Random European Country to Capital | 0 | - | 4.93 | 165,216 |
| Which City in California? | 0 | - | 4.56 | 32,042 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,807 |
| Biggest Cities in Germany | 0 | - | 4.95 | 293,670 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,787 |
| Biggest Cities in Europe | 0 | - | 4.73 | 546,667 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 96,161 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 98,878 |
| Europe Capital to Country | 0 | - | 4.99 | 250,489 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,981 |
| European Capitals by Map | 0 | - | 4.99 | 139,428 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,139 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,479 |
| European Coastal Capitals | 0 | - | 4.95 | 90,660 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,188 |
| Biggest English Cities by Century | 0 | - | 4.90 | 106,379 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,118 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,139 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,073 |
| Official Cities in the UK | 0 | - | 4.89 | 284,027 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,092 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,355 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,218 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,328 |
| Which City in Florida? | 0 | - | 4.61 | 10,993 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,909 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,517 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.70 | 66,396 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,212 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,329 |
| World Capitals Quiz | 0 | - | 5.00 | 5,077,135 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,205 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,401 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,384 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,531 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 82,216 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,890 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,176 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,329 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,587,787 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,543 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,224 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,705 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,503 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,806 |
| Random African Capital to Country | 0 | - | 4.97 | 100,772 |
| Random African Country to Capital | 0 | - | 4.94 | 71,294 |
| Biggest Cities in the World | 0 | - | 4.91 | 799,559 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 126,691 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,221 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,997 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 126,253 |
| All Cities in China with Population of 1 Million | 0 | - | 4.82 | 46,132 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,583 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,949 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,648 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,860 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,010 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,940 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,093 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,747 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,362 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,505 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 134,211 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,927 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,610 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,997 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,058 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 59,911 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,143 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.59 | 44,112 |
| Largest Nordic Cities on a Map | 0 | - | 4.78 | 37,129 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,645 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,727 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,633 |
| Biggest Cities in the United States | 0 | - | 4.94 | 979,227 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,454 |
| Biggest Cities in France | 0 | - | 4.70 | 224,127 |
| Biggest Cities in Spain | 0 | - | 4.63 | 171,258 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 56,024 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,346 |
| Biggest Cities in Poland | 0 | - | 4.62 | 53,943 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 31,592 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,240 |
| Biggest Cities in Italy | 0 | - | 4.77 | 241,212 |
| North American Sports Cities | 0 | - | 4.83 | 172,461 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,345 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 78,931 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,245 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,439 |
| Name a City - European Countries | 0 | - | 4.90 | 65,447 |
| Cities by Former Name | 0 | - | 4.83 | 91,610 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,304 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,551 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,422 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,336 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,457 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,686 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,557 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,310 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,105 |
| Countries by Capital City | 0 | - | 5.00 | 68,395 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,227 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,703 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,272 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,273 |
| Moved Capital Cities | 0 | - | 4.96 | 74,249 |
| World Capitals by Map | 0 | - | 5.00 | 286,729 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,361 |
| Random Capital to Country | 0 | - | 4.99 | 2,592,455 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,280 |
| Random Country to Capital | 0 | - | 4.98 | 921,224 |
| Capitals Starting With H | 0 | - | 4.91 | 92,621 |
| Capitals Starting With K | 0 | - | 4.88 | 83,632 |
| Capitals Starting With L | 0 | - | 4.81 | 88,152 |
| Capitals Starting With M | 0 | - | 4.93 | 107,896 |
| Capitals Starting With P | 0 | - | 4.88 | 78,256 |
| Capitals Starting With R | 0 | - | 4.87 | 81,896 |
| Capitals Starting With S | 0 | - | 4.90 | 85,847 |
| Capitals Starting With T | 0 | - | 4.85 | 76,214 |
| Capitals Starting With W | 0 | - | 4.87 | 91,339 |
| Capitals Starting With A | 0 | - | 4.97 | 128,150 |
| Capitals Starting With B | 0 | - | 4.89 | 118,577 |
| Capitals Starting With D | 0 | - | 4.93 | 96,514 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,105 |
| Which City in Australia? | 0 | - | 4.67 | 34,431 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,643 |
| Flags of Countries that Border Germany | 0 | - | 4.85 | 97,330 |
| Flags of Countries That Border France | 0 | - | 4.88 | 123,198 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,944 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.92 | 37,886 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,000 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,779 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,645 |
| Biggest Nordic Cities | 0 | - | 4.36 | 61,596 |
| Largest City by Island | 0 | - | 4.87 | 71,944 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,057 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,040 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,605 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 39,963 |
| Megacities on a World Map | 0 | - | 4.98 | 254,823 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,626 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,406 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,017 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,322 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,822 |
| Cities of Ireland | 0 | - | 4.51 | 50,684 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,484 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,837 |
| Cities in European History #1 | 0 | - | 4.63 | 134,073 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,578 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,774 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,046 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,186 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,177 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,961 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,848 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,580 |
| Former Capitals | 0 | - | 4.88 | 71,482 |
| Asia Capital to Country | 0 | - | 4.96 | 126,725 |
| Capital Cities Chain | 0 | - | 4.84 | 82,801 |
| African Capitals by Map | 0 | - | 4.99 | 133,912 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,765 |
| Coldest World Capitals | 0 | - | 4.95 | 133,583 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,490 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,613 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,235 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,866 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,626 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,968 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,102 |
| Which City in Germany? | 0 | - | 4.50 | 136,586 |
| Which City in Italy? | 0 | - | 4.68 | 90,192 |
| Which City in France? | 0 | - | 4.64 | 73,105 |
| Which City in Spain? | 0 | - | 4.50 | 49,950 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,354 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,004 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,741 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,493 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,020 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,354 |
| Biggest Cities in Latin America | 0 | - | 4.48 | 64,762 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,480 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.80 | 74,869 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,553 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,939 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,565 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 89,474 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 44,001 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,855 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,415 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,499 |