| Europe Capital to Country | 0 | - | 4.99 | 251,142 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,374 |
| European Capitals by Map | 0 | - | 4.99 | 140,537 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,405 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,746 |
| European Coastal Capitals | 0 | - | 4.95 | 90,922 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,845 |
| Official Cities in the UK | 0 | - | 4.89 | 284,884 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,274 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,631 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,362 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,472 |
| Cities in European History #1 | 0 | - | 4.63 | 134,288 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,514 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,736 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,952 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,351 |
| Name a City - European Countries | 0 | - | 4.90 | 65,773 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,657 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,530 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,654 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,858 |
| Random European Capital to Country | 0 | - | 4.98 | 191,593 |
| Random European Country to Capital | 0 | - | 4.93 | 165,495 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,495 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,806 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,076 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,544 |
| World Capitals Quiz | 0 | - | 5.00 | 5,088,461 |
| Former Capitals | 0 | - | 4.88 | 71,554 |
| Asia Capital to Country | 0 | - | 4.96 | 126,969 |
| African Capitals by Map | 0 | - | 4.99 | 138,122 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,004 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,749 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,177 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,970 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,045 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,792 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,530 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,656 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,752 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,115 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,883 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,804 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,101 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,634 |
| Capitals of the Stans | 0 | - | 4.95 | 26,973 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,708 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,514 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,448 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,329 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,132 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,334 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,379 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,600 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,713 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,511 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,627 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,666 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,636 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,780 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,640 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,485 |
| Countries by Capital City | 0 | - | 5.00 | 68,775 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,456 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,893 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,485 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,488 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,413 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,337 |
| Moved Capital Cities | 0 | - | 4.96 | 74,407 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,673 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,102 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,896 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,772 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,100 |
| Random African Capital to Country | 0 | - | 4.97 | 100,992 |
| Random African Country to Capital | 0 | - | 4.94 | 71,473 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,738 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,139 |
| North American Sports Cities | 0 | - | 4.83 | 172,742 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,434 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,984 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,867 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,493 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,053 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,658 |
| Name a Valid World City | 0 | - | 4.83 | 71,565 |
| Cities by Former Name | 0 | - | 4.83 | 91,794 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,526 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,809 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,064 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,491 |
| World Capitals by Map | 0 | - | 5.00 | 287,860 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,555 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,047 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,001 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,152 |
| Random Country to Capital | 0 | - | 4.98 | 923,791 |
| Capitals Starting With H | 0 | - | 4.91 | 92,801 |
| Capitals Starting With K | 0 | - | 4.88 | 83,855 |
| Capitals Starting With L | 0 | - | 4.81 | 88,318 |
| Capitals Starting With M | 0 | - | 4.93 | 108,188 |
| Capitals Starting With P | 0 | - | 4.88 | 78,429 |
| Capitals Starting With R | 0 | - | 4.87 | 82,046 |
| Capitals Starting With S | 0 | - | 4.90 | 86,031 |
| Capitals Starting With T | 0 | - | 4.84 | 76,376 |
| Capitals Starting With W | 0 | - | 4.87 | 91,433 |
| Capitals Starting With A | 0 | - | 4.97 | 128,392 |
| Capitals Starting With B | 0 | - | 4.88 | 118,806 |
| Capitals Starting With D | 0 | - | 4.93 | 96,704 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,362 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,211 |
| Which City in Europe? | 0 | - | 4.83 | 107,653 |
| Boroughs of London | 0 | - | 4.63 | 88,197 |
| London Geography | 0 | - | 4.47 | 59,770 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,831 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,190 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,732 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,587 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,395 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,817 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,915 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,173 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,168 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,435 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,000 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,971 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,238 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,860 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,575 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,342 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,984 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,373 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,678 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,486 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,271 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,544 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,971 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,185 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,637 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,654 |
| North America Cities by Map | 0 | - | 4.41 | 47,869 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,475 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,708 |
| Random European City to Country | 0 | - | 4.69 | 118,140 |
| Random Asian City to Country | 0 | - | 4.56 | 44,566 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,475 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,346 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,236 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,491 |
| Capital Cities Chain | 0 | - | 4.84 | 83,041 |
| Coldest World Capitals | 0 | - | 4.95 | 133,733 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,832 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,553 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,184 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,084 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,340 |
| Which City in Canada? | 0 | - | 4.83 | 57,187 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,063 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,877 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,381 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,866 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,462 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,629 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,179 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,972 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,037 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,236 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,647 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,761 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,866 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,287 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,663 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,562 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,347 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,095 |
| US States and State Capitals | 0 | - | 4.99 | 163,808 |
| The Only Country ... | 0 | - | 4.91 | 81,516 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,727 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,349 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,464 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,395 |
| Ancient City to Country | 0 | - | 4.70 | 108,180 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,453 |
| City-States | 0 | - | 4.53 | 37,322 |
| South American Cities on the Map | 0 | - | 4.53 | 35,482 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,759 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,388 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,978 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,066 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,730 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,956 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,222 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,192 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,165 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,566 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,257 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,000 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,415 |
