| Name a City - European Countries | 0 | - | 4.90 | 65,415 |
| Multiple Choice City Quiz – London | 0 | - | 4.69 | 54,318 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,143 |
| Europe Capital to Country | 0 | - | 4.99 | 250,413 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,924 |
| European Capitals by Map | 0 | - | 4.99 | 139,322 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,108 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,451 |
| European Coastal Capitals | 0 | - | 4.95 | 90,634 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,129 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 82,442 |
| Eliminate European Cities - Sudden Death | 0 | - | 4.95 | 96,468 |
| Official Cities in the UK | 0 | - | 4.89 | 283,904 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,067 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,204 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,033 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,312 |
| European Capitals - Sudden Death | 0 | - | 4.94 | 214,610 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,185 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,004 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,445 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,187 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,515 |
| London Geography | 0 | - | 4.47 | 59,688 |
| Berlin City Trivia | 0 | - | 4.67 | 13,222 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,016 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,252 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,530 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,687 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,827 |
| Countries Mentioned in the Wikipedia Page of Germany | 0 | - | 4.82 | 64,546 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,227 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,854 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,750 |
| Which City in Europe? | 0 | - | 4.83 | 107,426 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,489 |
| Which European Capital? | 0 | - | 4.89 | 49,098 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,901 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,734 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,447 |
| Asia Capital to Country | 0 | - | 4.96 | 126,697 |
| African Capitals by Map | 0 | - | 4.99 | 133,844 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,458 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,603 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,132 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,846 |
| Geography of Rome | 0 | - | 4.51 | 16,668 |
| Paris City Trivia | 0 | - | 4.31 | 35,551 |
| Venice Trivia | 0 | - | 4.45 | 10,467 |
| Milan Trivia | 0 | - | 4.56 | 15,184 |
| Rome City Trivia | 0 | - | 4.49 | 20,678 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,968 |
| Cities in European History #1 | 0 | - | 4.63 | 134,048 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,946 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,352 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,761 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,860 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,612 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,948 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,508 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,305 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,868 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,403 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,287 |
| Boroughs of London | 0 | - | 4.63 | 87,931 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,887 |
| Common First Words in U.S. Cities | 0 | - | 4.89 | 65,712 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,410 |
| Random European City to Country | 0 | - | 4.69 | 117,715 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,911 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,831 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,529 |
| World Capitals Quiz | 0 | - | 5.00 | 5,075,739 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,120 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,417 |
| Cities That Beat London | 0 | - | 4.69 | 51,339 |
| Countries Bordering France | 0 | - | 4.83 | 402,659 |
| Germany Country Quiz | 0 | - | 4.83 | 157,915 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,390 |
| Canadian Cities - Sudden Death | 0 | - | 4.96 | 48,805 |
| Capitals of the Stans | 0 | - | 4.95 | 26,854 |
| Word Chain - Cities in Europe | 0 | - | 4.74 | 32,490 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,690,260 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,587,128 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,524 |
| Random European Capital to Country | 0 | - | 4.98 | 190,976 |
| Random European Country to Capital | 0 | - | 4.93 | 165,180 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,485 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,780 |
| Random African Capital to Country | 0 | - | 4.97 | 100,760 |
| Random African Country to Capital | 0 | - | 4.94 | 71,250 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,292 |
| Which City in Germany? | 0 | - | 4.50 | 136,557 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,820 |
| Vienna City Trivia | 0 | - | 4.67 | 14,983 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,344 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,882 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,156 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,885 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,044 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,199 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,098 |
| Europe Map Quiz | 0 | - | 5.00 | 4,764,349 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,872 |
| Counties of Ireland | 0 | - | 4.92 | 195,449 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,874 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,686 |
| Word Scramble - Italian Cities | 0 | - | 4.61 | 17,925 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,536 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,074 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,845 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,444 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,400 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,545 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,009 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,352 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,213 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,837 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,005 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,193 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,148 |
| European Cities by Clue | 0 | - | 4.70 | 89,064 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,825 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,608 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,971 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,514 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,370 |
| British Cities - Sudden Death | 0 | - | 4.70 | 95,114 |
| Spanish Cities - Sudden Death | 0 | - | 4.75 | 36,242 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,573 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,192 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,842 |
| Find the City #1 | 0 | - | 4.97 | 42,824 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,293 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,438 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,535 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,273 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,062 |
| Countries by Capital City | 0 | - | 5.00 | 68,335 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,198 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,672 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,234 |
| Moved Capital Cities | 0 | - | 4.96 | 74,231 |
| Random Capital to Country | 0 | - | 4.99 | 2,592,081 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,574 |
| Random Country to Capital | 0 | - | 4.98 | 920,942 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,627 |
| Neighborhoods of New York City Map | 0 | - | 4.89 | 41,972 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,026 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,504 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,893 |
| France True or False? | 0 | - | 4.44 | 39,945 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,576 |
| Countries Closest to Greece | 0 | - | 4.98 | 25,312 |
| Put the Alphabet Back into the Capital City | 0 | - | 4.90 | 47,072 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,849 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,916 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,768 |
| North American Sports Cities | 0 | - | 4.83 | 172,419 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,339 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,888 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,729 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,130 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,414 |
| Name a Valid World City | 0 | - | 4.83 | 71,256 |
| Cities by Former Name | 0 | - | 4.83 | 91,599 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,414 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,669 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,246 |
| World Capitals by Map | 0 | - | 5.00 | 286,580 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,335 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,014 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,154 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,500 |
| Bordering Countries Whose Capitals Are Furthest Apart | 0 | - | 4.99 | 50,888 |
| Capitals Starting With H | 0 | - | 4.91 | 92,607 |
| Capitals Starting With K | 0 | - | 4.88 | 83,583 |
| Capitals Starting With L | 0 | - | 4.81 | 88,132 |
| Capitals Starting With M | 0 | - | 4.93 | 107,865 |
| Capitals Starting With P | 0 | - | 4.88 | 78,244 |
| Capitals Starting With R | 0 | - | 4.87 | 81,878 |
| Capitals Starting With S | 0 | - | 4.90 | 85,832 |
| Capitals Starting With T | 0 | - | 4.85 | 76,200 |
| Capitals Starting With W | 0 | - | 4.87 | 91,330 |
| Capitals Starting With A | 0 | - | 4.97 | 128,128 |
| Capitals Starting With B | 0 | - | 4.89 | 118,558 |
| Capitals Starting With D | 0 | - | 4.93 | 96,496 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,066 |
| US States and State Capitals | 0 | - | 4.99 | 162,610 |
| Which City in Canada? | 0 | - | 4.83 | 57,088 |
| Florence City Trivia | 0 | - | 4.39 | 11,380 |
| City of Liverpool Quiz | 0 | - | 4.38 | 12,665 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,129 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,088 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,333 |
| The Only European Country ... | 0 | - | 4.91 | 216,776 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,214 |
| Counties of England | 0 | - | 4.97 | 797,274 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.98 | 74,298 |
| Cities by Former Name - Beyond Thunderdome | 0 | - | 4.91 | 33,163 |
