| Which City In the United Kingdom? | 0 | - | 4.97 | 94,553 |
| Which City in Europe? | 0 | - | 4.83 | 107,686 |
| Which City in Germany? | 0 | - | 4.50 | 136,966 |
| Which City in Italy? | 0 | - | 4.68 | 90,379 |
| Which City in France? | 0 | - | 4.67 | 73,249 |
| Which City in Spain? | 0 | - | 4.50 | 50,037 |
| Which City in Canada? | 0 | - | 4.83 | 57,206 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,030 |
| Name a City - European Countries | 0 | - | 4.90 | 65,824 |
| European Cities by Clue | 0 | - | 4.70 | 89,115 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,616 |
| Europe Capital to Country | 0 | - | 4.99 | 251,263 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,459 |
| European Capitals by Map | 0 | - | 4.99 | 140,890 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,491 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,848 |
| European Coastal Capitals | 0 | - | 4.95 | 90,970 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,934 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,103 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,833 |
| Official Cities in the UK | 0 | - | 4.89 | 284,994 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,302 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,390 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,506 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,216 |
| Which City in Australia? | 0 | - | 4.67 | 34,483 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,559 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,878 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,377 |
| Random European City to Country | 0 | - | 4.69 | 118,169 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,014 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,925 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,669 |
| Which City in Africa? | 0 | - | 4.77 | 57,918 |
| Which City in Asia? | 0 | - | 4.52 | 51,479 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,064 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,189 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,095 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,240 |
| Which City in Latin America? | 0 | - | 4.63 | 47,098 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,963 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,118 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,670 |
| Asia Capital to Country | 0 | - | 4.96 | 127,016 |
| African Capitals by Map | 0 | - | 4.99 | 139,964 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,294 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,968 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,365 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,988 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,359 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,816 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.53 | 31,330 |
| Which City in the United States? | 0 | - | 4.21 | 57,093 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,194 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,689 |
| Cities in European History #1 | 0 | - | 4.63 | 134,338 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,004 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,400 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,824 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,221 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,284 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,993 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,873 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,683 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,148 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,688 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,376 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,411 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,187 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,783 |
| World Capitals Quiz | 0 | - | 5.00 | 5,090,371 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,356 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,582 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,343 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 262,963 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,332 |
| Capitals of the Stans | 0 | - | 4.95 | 27,005 |
| European Cities A-Z by Clue #1 | 0 | - | 4.26 | 79,202 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,605 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,598 |
| Random Asian City to Country | 0 | - | 4.56 | 44,573 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,522 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,659 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,975 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,593,462 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,941 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,423 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,885 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,842 |
| Random European Capital to Country | 0 | - | 4.98 | 191,662 |
| Random European Country to Capital | 0 | - | 4.93 | 165,541 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,813 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,156 |
| Random African Capital to Country | 0 | - | 4.97 | 101,040 |
| Random African Country to Capital | 0 | - | 4.94 | 71,515 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,822 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,592 |
| Europe Map Quiz | 0 | - | 5.00 | 4,775,888 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,564 |
| Random U.S. City to State | 0 | - | 4.45 | 76,663 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,079 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,623 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,079 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,394 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,220 |
| Which City in California? | 0 | - | 4.56 | 32,107 |
| Boroughs of London | 0 | - | 4.63 | 88,239 |
| London Geography | 0 | - | 4.47 | 59,780 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,204 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,160 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,881 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,775 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,622 |
| British Places A-Z | 0 | - | 4.29 | 80,003 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,793 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,871 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,450 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,761 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,692 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,872 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,743 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,585 |
| Countries by Capital City | 0 | - | 5.00 | 68,861 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,512 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,946 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,531 |
| Moved Capital Cities | 0 | - | 4.96 | 74,441 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,547 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,436 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,700 |
| Random Country to Capital | 0 | - | 4.98 | 924,245 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,049 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,099 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,602 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,508 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,504 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,264 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,760 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,885 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,409 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,574 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,251,169 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,187 |
| North American Sports Cities | 0 | - | 4.83 | 172,792 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,449 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,882 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,661 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,613 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,922 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,874 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,176 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,562 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,783 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,378 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,696 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,299 |
| Cities that End in G by Clue | 0 | - | 4.54 | 21,674 |
| Name a Valid World City | 0 | - | 4.83 | 71,607 |
| Cities by Former Name | 0 | - | 4.83 | 91,818 |
| Former Capitals | 0 | - | 4.88 | 71,566 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,553 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,831 |
| Capital Cities Chain | 0 | - | 4.84 | 83,076 |
| Coldest World Capitals | 0 | - | 4.95 | 134,001 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,529 |
| World Capitals by Map | 0 | - | 5.00 | 288,119 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,608 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,875 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,225 |
| Capitals Starting With H | 0 | - | 4.91 | 92,838 |
| Capitals Starting With K | 0 | - | 4.88 | 83,887 |
| Capitals Starting With L | 0 | - | 4.81 | 88,356 |
| Capitals Starting With M | 0 | - | 4.93 | 108,268 |
| Capitals Starting With P | 0 | - | 4.88 | 78,478 |
| Capitals Starting With R | 0 | - | 4.87 | 82,082 |
| Capitals Starting With S | 0 | - | 4.90 | 86,065 |
| Capitals Starting With T | 0 | - | 4.85 | 76,408 |
| Capitals Starting With W | 0 | - | 4.87 | 91,458 |
| Capitals Starting With A | 0 | - | 4.97 | 128,438 |
| Capitals Starting With B | 0 | - | 4.89 | 118,851 |
| Capitals Starting With D | 0 | - | 4.93 | 96,743 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,608 |
| US States and State Capitals | 0 | - | 4.99 | 164,010 |
| Cities that End in T by Clue | 0 | - | 4.70 | 17,504 |
| Which City in Texas? | 0 | - | 4.45 | 25,126 |
| Which City in Florida? | 0 | - | 4.61 | 11,007 |
| Geography of Rome | 0 | - | 4.51 | 16,691 |
| Paris City Trivia | 0 | - | 4.31 | 35,582 |
| Venice Trivia | 0 | - | 4.45 | 10,475 |
| Milan Trivia | 0 | - | 4.56 | 15,200 |
| Berlin City Trivia | 0 | - | 4.67 | 13,280 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,828 |
| Rome City Trivia | 0 | - | 4.49 | 20,705 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,968 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,743 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,371 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,829 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,760 |
| The Only European Country ... | 0 | - | 4.91 | 217,893 |
| Slavic Countries | 0 | - | 4.96 | 112,037 |
