| Which City In the United Kingdom? | 0 | - | 4.97 | 94,899 |
| Which City in Germany? | 0 | - | 4.50 | 137,574 |
| Which City in Italy? | 0 | - | 4.68 | 90,663 |
| Which City in France? | 0 | - | 4.67 | 73,459 |
| Which City in Spain? | 0 | - | 4.50 | 50,153 |
| Which City in Europe? | 0 | - | 4.83 | 108,007 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,989 |
| Name a City - European Countries | 0 | - | 4.89 | 66,394 |
| Which City in Canada? | 0 | - | 4.83 | 57,411 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,367 |
| Europe Capital to Country | 0 | - | 4.99 | 252,608 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,309 |
| European Capitals by Map | 0 | - | 4.99 | 142,573 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,142 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,402 |
| European Coastal Capitals | 0 | - | 4.95 | 91,502 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,562 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,573 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,925 |
| Official Cities in the UK | 0 | - | 4.89 | 286,904 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,730 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,672 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,826 |
| Which City in Australia? | 0 | - | 4.62 | 34,601 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,130 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,864 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,697 |
| European Cities by Clue | 0 | - | 4.70 | 89,217 |
| Random European City to Country | 0 | - | 4.69 | 118,549 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,152 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,037 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,941 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,329 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,444 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,176 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,301 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,358 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,663 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 87,951 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,689 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,832 |
| Asia Capital to Country | 0 | - | 4.96 | 127,702 |
| African Capitals by Map | 0 | - | 4.99 | 142,620 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,126 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,272 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,343 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,256 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,640 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.53 | 31,382 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,269 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,940 |
| Cities in European History #1 | 0 | - | 4.63 | 134,750 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,062 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,480 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,921 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,622 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,666 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,671 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,376 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,343 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,500 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,071 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,996 |
| Which City in Africa? | 0 | - | 4.77 | 58,040 |
| Which City in Asia? | 0 | - | 4.52 | 51,624 |
| Which City in California? | 0 | - | 4.56 | 32,195 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,302 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,450 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,270 |
| World Capitals Quiz | 0 | - | 5.00 | 5,114,520 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,801 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,988 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,865 |
| Which City in Latin America? | 0 | - | 4.63 | 47,180 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,391 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 116,128 |
| Capitals of the Stans | 0 | - | 4.95 | 27,234 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,714 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,700,565 |
| Random Asian City to Country | 0 | - | 4.56 | 44,640 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,667 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 49,110 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,177 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,602,502 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,602 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,540 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,169 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 62,098 |
| Random European Capital to Country | 0 | - | 4.98 | 192,362 |
| Random European Country to Capital | 0 | - | 4.93 | 166,089 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,093 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,589 |
| Random African Capital to Country | 0 | - | 4.97 | 101,495 |
| Random African Country to Capital | 0 | - | 4.94 | 71,897 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,522 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,856 |
| Which City in the United States? | 0 | - | 4.21 | 57,223 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,278 |
| Europe Map Quiz | 0 | - | 5.00 | 4,793,531 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,994 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,210 |
| Random U.S. City to State | 0 | - | 4.45 | 77,029 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,617 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,485 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,206 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,841 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,383 |
| Which City in Texas? | 0 | - | 4.45 | 25,182 |
| Which City in Florida? | 0 | - | 4.61 | 11,042 |
| Boroughs of London | 0 | - | 4.63 | 88,695 |
| London Geography | 0 | - | 4.47 | 59,921 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,751 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,441 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,503 |
| Countries that Beat Italy | 0 | - | 4.85 | 55,291 |
| Countries that Beat Portugal | 0 | - | 4.86 | 60,006 |
| British Places A-Z | 0 | - | 4.29 | 80,148 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,532 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,899 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,519 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,570 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,089 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,360 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,453 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,406 |
| Countries by Capital City | 0 | - | 5.00 | 69,647 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,177 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,367 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,970 |
| Moved Capital Cities | 0 | - | 4.96 | 74,741 |
| Random Capital to Country | 0 | - | 4.99 | 2,604,395 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,468 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,869 |
| Random Country to Capital | 0 | - | 4.98 | 930,183 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,373 |
| Biggest Roman Empire Countries | 0 | - | 4.88 | 102,443 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,986 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,923 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 108,938 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 192,187 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 72,136 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 54,033 |
| Countries that Beat Iceland | 0 | - | 4.81 | 43,300 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,604 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,851 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,261,511 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,584 |
| North American Sports Cities | 0 | - | 4.82 | 173,308 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,605 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,835 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,801 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,966 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,932 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,243 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,077 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,820 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,831 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,067 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,701 |
| Name a Valid World City | 0 | - | 4.85 | 72,145 |
| Cities by Former Name | 0 | - | 4.83 | 92,190 |
| Former Capitals | 0 | - | 4.88 | 71,733 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,988 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,049 |
| Capital Cities Chain | 0 | - | 4.84 | 83,530 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,742 |
| Coldest World Capitals | 0 | - | 4.95 | 134,295 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,979 |
| World Capitals by Map | 0 | - | 5.00 | 290,001 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,939 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,261 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,737 |
| Capitals Starting With H | 0 | - | 4.91 | 93,457 |
| Capitals Starting With K | 0 | - | 4.89 | 84,521 |
| Capitals Starting With L | 0 | - | 4.81 | 96,102 |
| Capitals Starting With M | 0 | - | 4.94 | 109,386 |
| Capitals Starting With P | 0 | - | 4.88 | 79,128 |
| Capitals Starting With R | 0 | - | 4.89 | 82,614 |
| Capitals Starting With S | 0 | - | 4.90 | 86,701 |
| Capitals Starting With T | 0 | - | 4.86 | 76,949 |
| Capitals Starting With W | 0 | - | 4.87 | 91,799 |
| Capitals Starting With A | 0 | - | 4.97 | 129,290 |
| Capitals Starting With B | 0 | - | 4.89 | 119,660 |
| Capitals Starting With D | 0 | - | 4.94 | 97,322 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,765 |
| US States and State Capitals | 0 | - | 4.99 | 166,022 |
| Geography of Rome | 0 | - | 4.51 | 16,721 |
| Paris City Trivia | 0 | - | 4.31 | 35,643 |
| Venice Trivia | 0 | - | 4.45 | 10,502 |
| Milan Trivia | 0 | - | 4.56 | 15,220 |
| Berlin City Trivia | 0 | - | 4.67 | 13,337 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,874 |
| Rome City Trivia | 0 | - | 4.49 | 20,744 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,246 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.89 | 114,475 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,498 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,284 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,369 |
| The Only European Country ... | 0 | - | 4.91 | 219,601 |
| Slavic Countries | 0 | - | 4.96 | 112,513 |
