| Which City In the United Kingdom? | 0 | - | 4.97 | 94,901 |
| Which City in Germany? | 0 | - | 4.50 | 137,587 |
| Which City in Italy? | 0 | - | 4.68 | 90,667 |
| Which City in France? | 0 | - | 4.67 | 73,460 |
| Which City in Spain? | 0 | - | 4.50 | 50,155 |
| Which City in Europe? | 0 | - | 4.83 | 108,013 |
| Name a Valid European Capital | 0 | - | 4.95 | 154,001 |
| Name a City - European Countries | 0 | - | 4.89 | 66,399 |
| Which City in Canada? | 0 | - | 4.83 | 57,415 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,374 |
| Europe Capital to Country | 0 | - | 4.99 | 252,625 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,312 |
| European Capitals by Map | 0 | - | 4.99 | 142,589 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,150 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,412 |
| European Coastal Capitals | 0 | - | 4.95 | 91,512 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,661 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,574 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,925 |
| Official Cities in the UK | 0 | - | 4.89 | 286,919 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,732 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,675 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,830 |
| Which City in Australia? | 0 | - | 4.62 | 34,601 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,136 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,884 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,702 |
| European Cities by Clue | 0 | - | 4.70 | 89,219 |
| Random European City to Country | 0 | - | 4.69 | 118,555 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,178 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,057 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,943 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,332 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,444 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,177 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,304 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,358 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,683 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 88,035 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,696 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,833 |
| Asia Capital to Country | 0 | - | 4.96 | 127,703 |
| African Capitals by Map | 0 | - | 4.99 | 142,627 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,130 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,276 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,365 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,260 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,642 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.53 | 31,383 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,304 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,955 |
| Cities in European History #1 | 0 | - | 4.63 | 134,752 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,072 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,480 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,922 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,623 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,681 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,680 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,378 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,347 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,506 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,072 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 90,000 |
| Which City in Africa? | 0 | - | 4.77 | 58,042 |
| Which City in Asia? | 0 | - | 4.52 | 51,624 |
| Which City in California? | 0 | - | 4.56 | 32,196 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,309 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,457 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,276 |
| World Capitals Quiz | 0 | - | 5.00 | 5,114,843 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,809 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,994 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,867 |
| Which City in Latin America? | 0 | - | 4.63 | 47,180 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,411 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 116,137 |
| Capitals of the Stans | 0 | - | 4.95 | 27,237 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,715 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,700,643 |
| Random Asian City to Country | 0 | - | 4.56 | 44,641 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,669 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 49,115 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,183 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,602,589 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,606 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,543 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,170 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 62,105 |
| Random European Capital to Country | 0 | - | 4.98 | 192,370 |
| Random European Country to Capital | 0 | - | 4.93 | 166,100 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,099 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,604 |
| Random African Capital to Country | 0 | - | 4.97 | 101,509 |
| Random African Country to Capital | 0 | - | 4.94 | 71,901 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,524 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,856 |
| Which City in the United States? | 0 | - | 4.21 | 57,226 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,281 |
| Europe Map Quiz | 0 | - | 5.00 | 4,793,694 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,998 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,217 |
| Random U.S. City to State | 0 | - | 4.45 | 77,035 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,623 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,503 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,208 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,844 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,383 |
| Which City in Texas? | 0 | - | 4.45 | 25,183 |
| Which City in Florida? | 0 | - | 4.61 | 11,042 |
| Boroughs of London | 0 | - | 4.63 | 88,702 |
| London Geography | 0 | - | 4.47 | 59,922 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,757 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,441 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,510 |
| Countries that Beat Italy | 0 | - | 4.85 | 55,295 |
| Countries that Beat Portugal | 0 | - | 4.86 | 60,008 |
| British Places A-Z | 0 | - | 4.29 | 80,152 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,536 |
| 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 | 111,578 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,094 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,363 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,468 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,419 |
| Countries by Capital City | 0 | - | 5.00 | 69,659 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,188 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,370 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,978 |
| Moved Capital Cities | 0 | - | 4.96 | 74,743 |
| Random Capital to Country | 0 | - | 4.99 | 2,604,466 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,468 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,871 |
| Random Country to Capital | 0 | - | 4.98 | 930,288 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,388 |
| Biggest Roman Empire Countries | 0 | - | 4.88 | 102,447 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,990 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,928 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 108,942 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 192,194 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 72,142 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 54,033 |
| Countries that Beat Iceland | 0 | - | 4.81 | 43,304 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,615 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,853 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,261,627 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,590 |
| North American Sports Cities | 0 | - | 4.82 | 173,311 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,608 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,836 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,805 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,967 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,935 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,244 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,083 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,832 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,841 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,069 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,706 |
| Name a Valid World City | 0 | - | 4.85 | 72,150 |
| Cities by Former Name | 0 | - | 4.83 | 92,196 |
| Former Capitals | 0 | - | 4.88 | 71,734 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,989 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,050 |
| Capital Cities Chain | 0 | - | 4.84 | 83,535 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,752 |
| Coldest World Capitals | 0 | - | 4.95 | 134,297 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,981 |
| World Capitals by Map | 0 | - | 5.00 | 290,019 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,941 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,265 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,740 |
| Capitals Starting With H | 0 | - | 4.91 | 93,461 |
| Capitals Starting With K | 0 | - | 4.89 | 84,524 |
| Capitals Starting With L | 0 | - | 4.81 | 96,105 |
| Capitals Starting With M | 0 | - | 4.94 | 109,394 |
| Capitals Starting With P | 0 | - | 4.88 | 79,134 |
| Capitals Starting With R | 0 | - | 4.89 | 82,617 |
| Capitals Starting With S | 0 | - | 4.90 | 86,706 |
| Capitals Starting With T | 0 | - | 4.86 | 76,954 |
| Capitals Starting With W | 0 | - | 4.87 | 91,803 |
| Capitals Starting With A | 0 | - | 4.97 | 129,297 |
| Capitals Starting With B | 0 | - | 4.89 | 119,668 |
| Capitals Starting With D | 0 | - | 4.94 | 97,325 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,765 |
| US States and State Capitals | 0 | - | 4.99 | 166,043 |
| Geography of Rome | 0 | - | 4.51 | 16,721 |
| Paris City Trivia | 0 | - | 4.31 | 35,644 |
| Venice Trivia | 0 | - | 4.45 | 10,502 |
| Milan Trivia | 0 | - | 4.56 | 15,220 |
| Berlin City Trivia | 0 | - | 4.67 | 13,340 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,875 |
| Rome City Trivia | 0 | - | 4.49 | 20,744 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,261 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.89 | 114,498 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,508 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,300 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,380 |
| The Only European Country ... | 0 | - | 4.91 | 219,622 |
| Slavic Countries | 0 | - | 4.96 | 112,517 |
