| Which City In the United Kingdom? | 0 | - | 4.97 | 93,873 |
| Which City in Europe? | 0 | - | 4.83 | 106,981 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,602 |
| Name a City - European Countries | 0 | - | 4.91 | 64,803 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,412 |
| Europe Capital to Country | 0 | - | 4.99 | 248,826 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,083 |
| European Capitals by Map | 0 | - | 4.99 | 137,652 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,566 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,941 |
| European Coastal Capitals | 0 | - | 4.95 | 90,085 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,708 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,195 |
| Official Cities in the UK | 0 | - | 4.89 | 282,018 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,683 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,909 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,974 |
| Which City in Canada? | 0 | - | 4.82 | 56,846 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,607 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,051 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,896 |
| European Cities by Clue | 0 | - | 4.70 | 88,946 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,656 |
| Which City in Germany? | 0 | - | 4.50 | 135,782 |
| Which City in Italy? | 0 | - | 4.64 | 89,676 |
| Which City in France? | 0 | - | 4.64 | 72,840 |
| Which City in Spain? | 0 | - | 4.50 | 49,795 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,342 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,282 |
| Which City in California? | 0 | - | 4.56 | 31,965 |
| Random European City to Country | 0 | - | 4.69 | 116,937 |
| Africa Capitals Quiz | 0 | - | 4.99 | 733,434 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,836 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,488 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,795 |
| Which City in Australia? | 0 | - | 4.67 | 34,327 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,194 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,881 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,056 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,399 |
| Asia Capital to Country | 0 | - | 4.96 | 126,142 |
| African Capitals by Map | 0 | - | 4.99 | 132,789 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,695 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,345 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,157 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,576 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 93,938 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,243 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,690 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,061 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,129 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,952 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,553 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,482 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,803 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,590 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,963 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,105 |
| Which City in Africa? | 0 | - | 4.77 | 57,691 |
| Which City in Asia? | 0 | - | 4.52 | 51,250 |
| Which City in Texas? | 0 | - | 4.45 | 25,030 |
| Which City in Florida? | 0 | - | 4.61 | 10,954 |
| Cities in European History #1 | 0 | - | 4.63 | 133,522 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,257 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,635 |
| Random Asian City to Country | 0 | - | 4.56 | 44,430 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,429 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,987 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,222 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,076 |
| World Capitals Quiz | 0 | - | 5.00 | 5,049,202 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,715 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,549 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,582 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.57 | 31,218 |
| Which City in the Middle East? | 0 | - | 4.47 | 66,975 |
| Which City in Latin America? | 0 | - | 4.63 | 46,925 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,583 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,856 |
| Capitals of the Stans | 0 | - | 4.95 | 26,593 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,406 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,682,694 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,285 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,935 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,582 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,388 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,870 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,231 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,420 |
| Random European Capital to Country | 0 | - | 4.98 | 189,741 |
| Random European Country to Capital | 0 | - | 4.92 | 147,827 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,641 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,764 |
| Random African Capital to Country | 0 | - | 4.97 | 100,008 |
| Random African Country to Capital | 0 | - | 4.94 | 70,522 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,280 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,749 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,440 |
| Europe Map Quiz | 0 | - | 5.00 | 4,744,950 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,041 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,414 |
| Random U.S. City to State | 0 | - | 4.45 | 75,640 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,385 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,651 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,903 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,819 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,051 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,985 |
| Boroughs of London | 0 | - | 4.63 | 87,358 |
| London Geography | 0 | - | 4.47 | 59,562 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,227 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,645 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,793 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,118 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,941 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,408 |
| North American Sports Cities | 0 | - | 4.83 | 171,354 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,029 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 78,308 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,426 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,813 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,329 |
| 10 Westernmost Major Cities in Europe | 0 | - | 4.40 | 23,657 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,019 |
| Cities by Former Name | 0 | - | 4.84 | 91,238 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,202 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,544 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,031 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,434 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,026 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,270 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,128 |
| Countries by Capital City | 0 | - | 5.00 | 67,427 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,717 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,228 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,674 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,464 |
| Moved Capital Cities | 0 | - | 4.96 | 73,863 |
| World Capitals by Map | 0 | - | 5.00 | 284,706 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,953 |
| Random Capital to Country | 0 | - | 4.99 | 2,583,878 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,385 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,072 |
| Random Country to Capital | 0 | - | 4.98 | 914,777 |
| Capitals Starting With H | 0 | - | 4.90 | 91,698 |
| Capitals Starting With K | 0 | - | 4.85 | 75,923 |
| Capitals Starting With L | 0 | - | 4.81 | 87,125 |
| Capitals Starting With M | 0 | - | 4.93 | 106,559 |
| Capitals Starting With P | 0 | - | 4.88 | 77,428 |
| Capitals Starting With R | 0 | - | 4.87 | 81,214 |
| Capitals Starting With S | 0 | - | 4.89 | 85,055 |
| Capitals Starting With T | 0 | - | 4.84 | 75,537 |
| Capitals Starting With W | 0 | - | 4.87 | 90,838 |
| Capitals Starting With A | 0 | - | 4.97 | 126,899 |
| Capitals Starting With B | 0 | - | 4.89 | 117,596 |
| Capitals Starting With D | 0 | - | 4.93 | 95,675 |
| US States and State Capitals | 0 | - | 4.99 | 160,136 |
| Which City in the United States? | 0 | - | 4.21 | 56,838 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,871 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,436 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,261 |
| The Only European Country ... | 0 | - | 4.91 | 215,042 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,263 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,634 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,448 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 107,928 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,320 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.91 | 37,328 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,157 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,151 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,513 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,422 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,310 |
| North America Cities by Map | 0 | - | 4.41 | 47,698 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,835 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,065 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,524 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,853 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,077 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,533 |
| Former Capitals | 0 | - | 4.88 | 71,270 |
| Capital Cities Chain | 0 | - | 4.84 | 82,235 |
| Coldest World Capitals | 0 | - | 4.95 | 133,207 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,114 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,355 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,427 |
| Geography of Rome | 0 | - | 4.51 | 16,639 |
| Paris City Trivia | 0 | - | 4.31 | 35,498 |
| Venice Trivia | 0 | - | 4.45 | 10,437 |
| Milan Trivia | 0 | - | 4.56 | 15,148 |
| Berlin City Trivia | 0 | - | 4.67 | 13,140 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,777 |
| Rome City Trivia | 0 | - | 4.49 | 20,618 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,344 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,711 |
| Slavic Countries | 0 | - | 4.96 | 111,218 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,260 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 125,211 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,117 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,678 |
