| Multiple Choice City Quiz – Paris | 0 | - | 4.91 | 26,106 |
| Multiple Choice City Quiz – Munich | 0 | - | 4.81 | 15,151 |
| Name a City - European Countries | 0 | - | 4.92 | 64,268 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,645 |
| Europe Capital to Country | 0 | - | 4.99 | 247,276 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,282 |
| European Capitals by Map | 0 | - | 4.99 | 135,916 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,069 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,521 |
| European Coastal Capitals | 0 | - | 4.95 | 89,634 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,516 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 80,427 |
| Multiple Choice City Quiz – London | 0 | - | 4.69 | 53,015 |
| Eliminate European Cities - Sudden Death | 0 | - | 4.95 | 92,393 |
| Official Cities in the UK | 0 | - | 4.89 | 280,126 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,326 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,641 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,142 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,700 |
| European Capitals - Sudden Death | 0 | - | 4.93 | 205,900 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,084 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,647 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,680 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,608 |
| London Geography | 0 | - | 4.47 | 59,418 |
| Multiple Choice City Quiz – Birmingham | 0 | - | 4.55 | 16,010 |
| Multiple Choice City Quiz – Rome | 0 | - | 4.66 | 24,366 |
| Multiple Choice City Quiz – Vienna | 0 | - | 4.73 | 15,432 |
| Multiple Choice City Quiz – Berlin | 0 | - | 4.55 | 18,304 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,354 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,826 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,150 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,950 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,307 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 54,797 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,738 |
| Which City in Europe? | 0 | - | 4.83 | 106,546 |
| Which European Capital? | 0 | - | 4.89 | 48,341 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,688 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,801 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,241 |
| Asia Capital to Country | 0 | - | 4.96 | 125,626 |
| African Capitals by Map | 0 | - | 4.99 | 132,043 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,788 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,960 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,144 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,357 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,371 |
| Boroughs of London | 0 | - | 4.63 | 86,959 |
| Geography of Rome | 0 | - | 4.51 | 16,620 |
| Paris City Trivia | 0 | - | 4.31 | 35,454 |
| Venice Trivia | 0 | - | 4.45 | 10,414 |
| Milan Trivia | 0 | - | 4.56 | 15,112 |
| Berlin City Trivia | 0 | - | 4.67 | 13,063 |
| Rome City Trivia | 0 | - | 4.49 | 20,574 |
| Vienna City Trivia | 0 | - | 4.67 | 14,876 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,704 |
| Cities in European History #1 | 0 | - | 4.63 | 132,956 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,175 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,543 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,115 |
| World Capitals Quiz | 0 | - | 5.00 | 5,025,599 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,493 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,534 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,005 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,073 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,364 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,266 |
| Common First Words in U.S. Cities | 0 | - | 4.89 | 64,431 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,261 |
| Random European City to Country | 0 | - | 4.69 | 116,220 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,052 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,576 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,707 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,293 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,345 |
| Countries Bordering France | 0 | - | 4.85 | 396,109 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,670 |
| Canadian Cities - Sudden Death | 0 | - | 4.96 | 45,054 |
| Capitals of the Stans | 0 | - | 4.95 | 26,364 |
| Multiple Choice City Quiz – Tokyo | 0 | - | 4.60 | 20,381 |
| Multiple Choice City Quiz – Istanbul | 0 | - | 4.50 | 19,057 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,309 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,146 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,564 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,072 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,568,916 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,303 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,127 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,697 |
| Random European Capital to Country | 0 | - | 4.98 | 189,048 |
| Random European Country to Capital | 0 | - | 4.92 | 147,332 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,265 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,328 |
| Random African Capital to Country | 0 | - | 4.97 | 99,673 |
| Random African Country to Capital | 0 | - | 4.94 | 70,150 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,635 |
| Cities That Beat London | 0 | - | 4.68 | 50,849 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,750 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,026 |
| Countries Mentioned in the Wikipedia Page of Germany | 0 | - | 4.81 | 63,477 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,642 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,360 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,150 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,458 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,123 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,753 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,161 |
| Europe Map Quiz | 0 | - | 5.00 | 4,727,182 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,695 |
| Counties of Ireland | 0 | - | 4.92 | 192,792 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,416 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,593 |
| Word Scramble - Italian Cities | 0 | - | 4.61 | 17,687 |
| English Cities not Towns - Sudden Death | 0 | - | 4.65 | 34,764 |
| British Cities - Sudden Death | 0 | - | 4.69 | 89,427 |
| Multiple Choice City Quiz – Glasgow | 0 | - | 4.57 | 13,604 |
| Spanish Cities - Sudden Death | 0 | - | 4.74 | 35,201 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,572 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,019 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,685 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,934 |
| Find the City #1 | 0 | - | 4.96 | 42,030 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,810 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,561 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,512 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,477 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,215 |
| Countries by Capital City | 0 | - | 5.00 | 66,459 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,223 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,806 |
| World Capitals by Proximity | 0 | - | 4.91 | 327,940 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,773 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,337 |
| Moved Capital Cities | 0 | - | 4.96 | 73,509 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,204 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,576 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,431 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,818 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,402 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,743 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,398 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,248 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,799 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,587 |
| Put the Alphabet Back into the Capital City | 0 | - | 4.90 | 45,889 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,745 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,770 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,167 |
| Random Country to Capital | 0 | - | 4.98 | 910,463 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,211 |
| European Cities by Clue | 0 | - | 4.70 | 88,763 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 38,942 |
| Neighborhoods of New York City Map | 0 | - | 4.89 | 40,972 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,275 |
| France True or False? | 0 | - | 4.43 | 39,759 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,056 |
| Countries Closest to Greece | 0 | - | 4.98 | 24,761 |
| Word Chain - Cities in Europe | 0 | - | 4.70 | 31,590 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,224,004 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,029 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 50,875 |
| North American Sports Cities | 0 | - | 4.83 | 170,748 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,880 |
| European Cities A-Z by Clue #1 | 0 | - | 4.26 | 76,918 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,792 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,583 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,000 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,636 |
| Name a Valid World City | 0 | - | 4.83 | 69,999 |
| Cities by Former Name | 0 | - | 4.84 | 90,866 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,639 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,187 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,771 |
| World Capitals by Map | 0 | - | 5.00 | 282,811 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,597 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,164 |
| All First Level Subdivision Capitals | 0 | - | 4.84 | 14,960 |
| World Capitals Mystery Route | 0 | - | 4.97 | 54,565 |
| Bordering Countries Whose Capitals Are Furthest Apart | 0 | - | 4.99 | 50,134 |
| Capitals Starting With H | 0 | - | 4.90 | 88,593 |
| Capitals Starting With K | 0 | - | 4.85 | 75,465 |
| Capitals Starting With M | 0 | - | 4.93 | 105,757 |
| Capitals Starting With P | 0 | - | 4.88 | 76,995 |
| Capitals Starting With R | 0 | - | 4.87 | 80,791 |
| Capitals Starting With S | 0 | - | 4.89 | 84,599 |
| Capitals Starting With T | 0 | - | 4.84 | 75,128 |
| Capitals Starting With W | 0 | - | 4.89 | 90,455 |
| Capitals Starting With A | 0 | - | 4.97 | 126,260 |
| Capitals Starting With B | 0 | - | 4.89 | 117,027 |
| Capitals Starting With D | 0 | - | 4.93 | 95,116 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,090 |
| Which City in Canada? | 0 | - | 4.82 | 56,604 |
| Florence City Trivia | 0 | - | 4.39 | 11,329 |
| City of Liverpool Quiz | 0 | - | 4.38 | 12,600 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,721 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,567 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,327 |
| The Only European Country ... | 0 | - | 4.91 | 213,477 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,310 |
