| Asia Capitals Quiz | 0 | - | 4.98 | 686,595 |
| Asia Capital to Country | 0 | - | 4.96 | 125,838 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,310 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,225 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,240 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,576 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,778 |
| Capitals of the Stans | 0 | - | 4.95 | 26,460 |
| Name a City - European Countries | 0 | - | 4.92 | 64,528 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,961 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,453 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,528 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,752 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,825 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,678 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 88,528 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,435 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,988 |
| Former Capitals | 0 | - | 4.88 | 71,173 |
| Europe Capital to Country | 0 | - | 4.99 | 248,132 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,626 |
| European Capitals by Map | 0 | - | 4.99 | 136,672 |
| African Capitals by Map | 0 | - | 4.99 | 132,311 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,307 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,726 |
| European Coastal Capitals | 0 | - | 4.95 | 89,866 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,197 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,066 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,456 |
| Cities in European History #1 | 0 | - | 4.63 | 133,243 |
| World Capitals Quiz | 0 | - | 5.00 | 5,035,547 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,645 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,132 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,055 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,865 |
| Cities of China (With Some Help) | 0 | - | 4.91 | 31,304 |
| Official Cities in the UK | 0 | - | 4.89 | 280,856 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,869 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,198 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,732 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,493 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,263 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,759 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,824 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,306 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,198 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,525 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,869 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,572,475 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,489 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,091 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,722 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,565 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,236 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,151 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,297 |
| Random European Capital to Country | 0 | - | 4.98 | 189,365 |
| Random European Country to Capital | 0 | - | 4.92 | 147,583 |
| Random African Capital to Country | 0 | - | 4.97 | 99,784 |
| Random African Country to Capital | 0 | - | 4.94 | 70,290 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,881 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,321 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,534 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,933 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,678,786 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,087 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,152 |
| Find the City #1 | 0 | - | 4.97 | 42,204 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,095 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,736 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,686 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,759 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,587 |
| Countries by Capital City | 0 | - | 5.00 | 66,806 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,417 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,975 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,709 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,472 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,041 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,797 |
| Moved Capital Cities | 0 | - | 4.96 | 73,650 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,828 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,322 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,951 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,605 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,909 |
| Which City in Europe? | 0 | - | 4.83 | 106,787 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,286 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,189 |
| North American Sports Cities | 0 | - | 4.83 | 171,012 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,945 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,805 |
| Name a Valid World City | 0 | - | 4.83 | 70,238 |
| Cities by Former Name | 0 | - | 4.84 | 91,043 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,732 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,276 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,063 |
| World Capitals by Map | 0 | - | 5.00 | 283,669 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,733 |
| Random Capital to Country | 0 | - | 4.99 | 2,579,333 |
| Random Country to Capital | 0 | - | 4.98 | 912,370 |
| Capitals Starting With H | 0 | - | 4.90 | 91,314 |
| Capitals Starting With K | 0 | - | 4.85 | 75,749 |
| Capitals Starting With L | 0 | - | 4.81 | 86,918 |
| Capitals Starting With M | 0 | - | 4.93 | 106,199 |
| Capitals Starting With P | 0 | - | 4.88 | 77,255 |
| Capitals Starting With R | 0 | - | 4.87 | 81,040 |
| Capitals Starting With S | 0 | - | 4.89 | 84,878 |
| Capitals Starting With T | 0 | - | 4.84 | 75,359 |
| Capitals Starting With W | 0 | - | 4.89 | 90,670 |
| Capitals Starting With A | 0 | - | 4.97 | 126,644 |
| Capitals Starting With B | 0 | - | 4.89 | 117,376 |
| Capitals Starting With D | 0 | - | 4.93 | 95,475 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,706 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 81,915 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,714 |
| Biggest Cities in China | 0 | - | 4.53 | 157,150 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,216 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,583 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,817 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,287 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,026 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 44,891 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,244 |
| India State Capitals Quiz | 0 | - | 4.27 | 59,386 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,314 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,638 |
| Which City in Canada? | 0 | - | 4.82 | 56,741 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,656 |
| China by Picture | 0 | - | 4.51 | 62,616 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,309 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,372 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,431 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,256 |
| 50 Biggest Cities in 1920 on a World Map | 0 | - | 4.99 | 76,834 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,404 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,354 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,698 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,635 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,891 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,311 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,476 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,340 |
| North America Cities by Map | 0 | - | 4.41 | 47,636 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,272 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,278 |
| Random European City to Country | 0 | - | 4.69 | 116,724 |
| Random Asian City to Country | 0 | - | 4.56 | 44,402 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,778 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,386 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,355 |
| Capital Cities Chain | 0 | - | 4.84 | 81,977 |
| Coldest World Capitals | 0 | - | 4.95 | 133,079 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,874 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,059 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,100 |
| US States and State Capitals | 0 | - | 4.99 | 158,858 |
| Hong Kong Facts | 0 | - | 4.48 | 29,190 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,679 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,125 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,967 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,137 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,561 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,602 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,675 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,160 |
| Southernmost Major Cities | 0 | - | 4.47 | 55,065 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,621 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,037 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,034 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,341 |
| South American Cities on the Map | 0 | - | 4.57 | 35,255 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,600 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,806 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,628 |
| European Cities with the Biggest Economies | 0 | - | 4.62 | 38,199 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,138 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,705 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,390 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,843 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,497 |
| Name a City in EVERY Country - No Capitals | 0 | - | 4.63 | 66,365 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,152 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,833 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,319 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,508 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,176 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,807 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,754 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,938 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,979 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,555 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,398 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,049 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,321 |
| The Only Country ... | 0 | - | 4.91 | 80,014 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,895 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,989 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,699 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,410 |
